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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2013-05-02 08:29:43 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-05-21 07:52:15 -0300
commitc02b211df6fc54e51ee554c27a6736a11255a764 (patch)
treea2b78b3a7a0400550fdd89da110d1b21a9e1acb1 /drivers/media
parent95323361e5313733a54771c5059f5b352adbf32c (diff)
[media] media: i2c: Convert to devm_kzalloc()
Using the managed function the kfree() calls can be removed from the probe error path and the remove handler. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com> Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/i2c/ad9389b.c8
-rw-r--r--drivers/media/i2c/adp1653.c5
-rw-r--r--drivers/media/i2c/adv7170.c3
-rw-r--r--drivers/media/i2c/adv7175.c3
-rw-r--r--drivers/media/i2c/adv7180.c4
-rw-r--r--drivers/media/i2c/adv7183.c8
-rw-r--r--drivers/media/i2c/adv7393.c8
-rw-r--r--drivers/media/i2c/adv7604.c11
-rw-r--r--drivers/media/i2c/ak881x.c4
-rw-r--r--drivers/media/i2c/as3645a.c7
-rw-r--r--drivers/media/i2c/bt819.c4
-rw-r--r--drivers/media/i2c/bt856.c3
-rw-r--r--drivers/media/i2c/bt866.c3
-rw-r--r--drivers/media/i2c/cs5345.c4
-rw-r--r--drivers/media/i2c/cs53l32a.c4
-rw-r--r--drivers/media/i2c/cx25840/cx25840-core.c4
-rw-r--r--drivers/media/i2c/cx25840/cx25840-ir.c7
-rw-r--r--drivers/media/i2c/ir-kbd-i2c.c10
-rw-r--r--drivers/media/i2c/ks0127.c3
-rw-r--r--drivers/media/i2c/m52790.c3
-rw-r--r--drivers/media/i2c/m5mols/m5mols_core.c8
-rw-r--r--drivers/media/i2c/msp3400-driver.c5
-rw-r--r--drivers/media/i2c/mt9m032.c4
-rw-r--r--drivers/media/i2c/mt9t001.c4
-rw-r--r--drivers/media/i2c/mt9v011.c6
-rw-r--r--drivers/media/i2c/mt9v032.c7
-rw-r--r--drivers/media/i2c/noon010pc30.c5
-rw-r--r--drivers/media/i2c/ov7640.c5
-rw-r--r--drivers/media/i2c/ov7670.c5
-rw-r--r--drivers/media/i2c/saa6588.c10
-rw-r--r--drivers/media/i2c/saa7110.c4
-rw-r--r--drivers/media/i2c/saa7115.c4
-rw-r--r--drivers/media/i2c/saa7127.c4
-rw-r--r--drivers/media/i2c/saa717x.c5
-rw-r--r--drivers/media/i2c/saa7185.c3
-rw-r--r--drivers/media/i2c/saa7191.c4
-rw-r--r--drivers/media/i2c/sony-btf-mpx.c3
-rw-r--r--drivers/media/i2c/sr030pc30.c4
-rw-r--r--drivers/media/i2c/tda7432.c4
-rw-r--r--drivers/media/i2c/tda9840.c3
-rw-r--r--drivers/media/i2c/tea6415c.c3
-rw-r--r--drivers/media/i2c/tea6420.c3
-rw-r--r--drivers/media/i2c/tlv320aic23b.c4
-rw-r--r--drivers/media/i2c/tvaudio.c5
-rw-r--r--drivers/media/i2c/tvp5150.c14
-rw-r--r--drivers/media/i2c/tw2804.c5
-rw-r--r--drivers/media/i2c/tw9903.c5
-rw-r--r--drivers/media/i2c/tw9906.c5
-rw-r--r--drivers/media/i2c/uda1342.c3
-rw-r--r--drivers/media/i2c/upd64031a.c3
-rw-r--r--drivers/media/i2c/upd64083.c3
-rw-r--r--drivers/media/i2c/vp27smpx.c3
-rw-r--r--drivers/media/i2c/vpx3220.c5
-rw-r--r--drivers/media/i2c/vs6624.c9
-rw-r--r--drivers/media/i2c/wm8739.c4
-rw-r--r--drivers/media/i2c/wm8775.c4
56 files changed, 79 insertions, 202 deletions
diff --git a/drivers/media/i2c/ad9389b.c b/drivers/media/i2c/ad9389b.c
index 58344b6c3a55..15043554cc8b 100644
--- a/drivers/media/i2c/ad9389b.c
+++ b/drivers/media/i2c/ad9389b.c
@@ -1188,15 +1188,14 @@ static int ad9389b_probe(struct i2c_client *client, const struct i2c_device_id *
v4l_dbg(1, debug, client, "detecting ad9389b client on address 0x%x\n",
client->addr << 1);
- state = kzalloc(sizeof(struct ad9389b_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (!state)
return -ENOMEM;
/* Platform data */
if (pdata == NULL) {
v4l_err(client, "No platform data!\n");
- err = -ENODEV;
- goto err_free;
+ return -ENODEV;
}
memcpy(&state->pdata, pdata, sizeof(state->pdata));
@@ -1276,8 +1275,6 @@ err_entity:
media_entity_cleanup(&sd->entity);
err_hdl:
v4l2_ctrl_handler_free(&state->hdl);
-err_free:
- kfree(state);
return err;
}
@@ -1302,7 +1299,6 @@ static int ad9389b_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
media_entity_cleanup(&sd->entity);
v4l2_ctrl_handler_free(sd->ctrl_handler);
- kfree(get_ad9389b_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/adp1653.c b/drivers/media/i2c/adp1653.c
index ef75abe5984c..873fe1949e98 100644
--- a/drivers/media/i2c/adp1653.c
+++ b/drivers/media/i2c/adp1653.c
@@ -417,7 +417,7 @@ static int adp1653_probe(struct i2c_client *client,
if (client->dev.platform_data == NULL)
return -ENODEV;
- flash = kzalloc(sizeof(*flash), GFP_KERNEL);
+ flash = devm_kzalloc(&client->dev, sizeof(*flash), GFP_KERNEL);
if (flash == NULL)
return -ENOMEM;
@@ -443,7 +443,6 @@ static int adp1653_probe(struct i2c_client *client,
free_and_quit:
v4l2_ctrl_handler_free(&flash->ctrls);
- kfree(flash);
return ret;
}
@@ -455,7 +454,7 @@ static int adp1653_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(&flash->subdev);
v4l2_ctrl_handler_free(&flash->ctrls);
media_entity_cleanup(&flash->subdev.entity);
- kfree(flash);
+
return 0;
}
diff --git a/drivers/media/i2c/adv7170.c b/drivers/media/i2c/adv7170.c
index 6bc01fb98ff8..d07689d44354 100644
--- a/drivers/media/i2c/adv7170.c
+++ b/drivers/media/i2c/adv7170.c
@@ -359,7 +359,7 @@ static int adv7170_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- encoder = kzalloc(sizeof(struct adv7170), GFP_KERNEL);
+ encoder = devm_kzalloc(&client->dev, sizeof(*encoder), GFP_KERNEL);
if (encoder == NULL)
return -ENOMEM;
sd = &encoder->sd;
@@ -384,7 +384,6 @@ static int adv7170_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(to_adv7170(sd));
return 0;
}
diff --git a/drivers/media/i2c/adv7175.c b/drivers/media/i2c/adv7175.c
index c7640fab5730..eaefa50b8d28 100644
--- a/drivers/media/i2c/adv7175.c
+++ b/drivers/media/i2c/adv7175.c
@@ -409,7 +409,7 @@ static int adv7175_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- encoder = kzalloc(sizeof(struct adv7175), GFP_KERNEL);
+ encoder = devm_kzalloc(&client->dev, sizeof(*encoder), GFP_KERNEL);
if (encoder == NULL)
return -ENOMEM;
sd = &encoder->sd;
@@ -434,7 +434,6 @@ static int adv7175_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(to_adv7175(sd));
return 0;
}
diff --git a/drivers/media/i2c/adv7180.c b/drivers/media/i2c/adv7180.c
index afd561ab190d..3d1456780318 100644
--- a/drivers/media/i2c/adv7180.c
+++ b/drivers/media/i2c/adv7180.c
@@ -555,7 +555,7 @@ static int adv7180_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%02x (%s)\n",
client->addr, client->adapter->name);
- state = kzalloc(sizeof(struct adv7180_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL) {
ret = -ENOMEM;
goto err;
@@ -582,7 +582,6 @@ err_free_ctrl:
err_unreg_subdev:
mutex_destroy(&state->mutex);
v4l2_device_unregister_subdev(sd);
- kfree(state);
err:
printk(KERN_ERR KBUILD_MODNAME ": Failed to probe: %d\n", ret);
return ret;
@@ -607,7 +606,6 @@ static int adv7180_remove(struct i2c_client *client)
mutex_destroy(&state->mutex);
v4l2_device_unregister_subdev(sd);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/adv7183.c b/drivers/media/i2c/adv7183.c
index 2bc032894bae..56904174abc3 100644
--- a/drivers/media/i2c/adv7183.c
+++ b/drivers/media/i2c/adv7183.c
@@ -573,7 +573,7 @@ static int adv7183_probe(struct i2c_client *client,
if (pin_array == NULL)
return -EINVAL;
- decoder = kzalloc(sizeof(struct adv7183), GFP_KERNEL);
+ decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL);
if (decoder == NULL)
return -ENOMEM;
@@ -583,8 +583,7 @@ static int adv7183_probe(struct i2c_client *client,
if (gpio_request_one(decoder->reset_pin, GPIOF_OUT_INIT_LOW,
"ADV7183 Reset")) {
v4l_err(client, "failed to request GPIO %d\n", decoder->reset_pin);
- ret = -EBUSY;
- goto err_free_decoder;
+ return -EBUSY;
}
if (gpio_request_one(decoder->oe_pin, GPIOF_OUT_INIT_HIGH,
@@ -646,8 +645,6 @@ err_free_oe:
gpio_free(decoder->oe_pin);
err_free_reset:
gpio_free(decoder->reset_pin);
-err_free_decoder:
- kfree(decoder);
return ret;
}
@@ -660,7 +657,6 @@ static int adv7183_remove(struct i2c_client *client)
v4l2_ctrl_handler_free(sd->ctrl_handler);
gpio_free(decoder->oe_pin);
gpio_free(decoder->reset_pin);
- kfree(decoder);
return 0;
}
diff --git a/drivers/media/i2c/adv7393.c b/drivers/media/i2c/adv7393.c
index 3dc6098c7267..ec505098598a 100644
--- a/drivers/media/i2c/adv7393.c
+++ b/drivers/media/i2c/adv7393.c
@@ -410,7 +410,7 @@ static int adv7393_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct adv7393_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
@@ -444,16 +444,13 @@ static int adv7393_probe(struct i2c_client *client,
int err = state->hdl.error;
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return err;
}
v4l2_ctrl_handler_setup(&state->hdl);
err = adv7393_initialize(&state->sd);
- if (err) {
+ if (err)
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
- }
return err;
}
@@ -464,7 +461,6 @@ static int adv7393_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return 0;
}
diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c
index 31a63c9324fe..4cdcfc96aa56 100644
--- a/drivers/media/i2c/adv7604.c
+++ b/drivers/media/i2c/adv7604.c
@@ -1968,7 +1968,7 @@ static int adv7604_probe(struct i2c_client *client,
v4l_dbg(1, debug, client, "detecting adv7604 client on address 0x%x\n",
client->addr << 1);
- state = kzalloc(sizeof(struct adv7604_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (!state) {
v4l_err(client, "Could not allocate adv7604_state memory!\n");
return -ENOMEM;
@@ -1977,8 +1977,7 @@ static int adv7604_probe(struct i2c_client *client,
/* platform data */
if (!pdata) {
v4l_err(client, "No platform data!\n");
- err = -ENODEV;
- goto err_state;
+ return -ENODEV;
}
memcpy(&state->pdata, pdata, sizeof(state->pdata));
@@ -1991,8 +1990,7 @@ static int adv7604_probe(struct i2c_client *client,
if (adv_smbus_read_byte_data_check(client, 0xfb, false) != 0x68) {
v4l2_info(sd, "not an adv7604 on address 0x%x\n",
client->addr << 1);
- err = -ENODEV;
- goto err_state;
+ return -ENODEV;
}
/* control handlers */
@@ -2093,8 +2091,6 @@ err_i2c:
adv7604_unregister_clients(state);
err_hdl:
v4l2_ctrl_handler_free(hdl);
-err_state:
- kfree(state);
return err;
}
@@ -2111,7 +2107,6 @@ static int adv7604_remove(struct i2c_client *client)
media_entity_cleanup(&sd->entity);
adv7604_unregister_clients(to_state(sd));
v4l2_ctrl_handler_free(sd->ctrl_handler);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/ak881x.c b/drivers/media/i2c/ak881x.c
index fd47465e4f6a..b918c3f29cbe 100644
--- a/drivers/media/i2c/ak881x.c
+++ b/drivers/media/i2c/ak881x.c
@@ -264,7 +264,7 @@ static int ak881x_probe(struct i2c_client *client,
return -EIO;
}
- ak881x = kzalloc(sizeof(struct ak881x), GFP_KERNEL);
+ ak881x = devm_kzalloc(&client->dev, sizeof(*ak881x), GFP_KERNEL);
if (!ak881x)
return -ENOMEM;
@@ -282,7 +282,6 @@ static int ak881x_probe(struct i2c_client *client,
default:
dev_err(&client->dev,
"No ak881x chip detected, register read %x\n", data);
- kfree(ak881x);
return -ENODEV;
}
@@ -331,7 +330,6 @@ static int ak881x_remove(struct i2c_client *client)
struct ak881x *ak881x = to_ak881x(client);
v4l2_device_unregister_subdev(&ak881x->subdev);
- kfree(ak881x);
return 0;
}
diff --git a/drivers/media/i2c/as3645a.c b/drivers/media/i2c/as3645a.c
index 58d523f2648f..301084b07887 100644
--- a/drivers/media/i2c/as3645a.c
+++ b/drivers/media/i2c/as3645a.c
@@ -813,7 +813,7 @@ static int as3645a_probe(struct i2c_client *client,
if (client->dev.platform_data == NULL)
return -ENODEV;
- flash = kzalloc(sizeof(*flash), GFP_KERNEL);
+ flash = devm_kzalloc(&client->dev, sizeof(*flash), GFP_KERNEL);
if (flash == NULL)
return -ENOMEM;
@@ -838,10 +838,8 @@ static int as3645a_probe(struct i2c_client *client,
flash->led_mode = V4L2_FLASH_LED_MODE_NONE;
done:
- if (ret < 0) {
+ if (ret < 0)
v4l2_ctrl_handler_free(&flash->ctrls);
- kfree(flash);
- }
return ret;
}
@@ -855,7 +853,6 @@ static int as3645a_remove(struct i2c_client *client)
v4l2_ctrl_handler_free(&flash->ctrls);
media_entity_cleanup(&flash->subdev.entity);
mutex_destroy(&flash->power_lock);
- kfree(flash);
return 0;
}
diff --git a/drivers/media/i2c/bt819.c b/drivers/media/i2c/bt819.c
index 377bf05b1efd..ee9ed67e7910 100644
--- a/drivers/media/i2c/bt819.c
+++ b/drivers/media/i2c/bt819.c
@@ -425,7 +425,7 @@ static int bt819_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -ENODEV;
- decoder = kzalloc(sizeof(struct bt819), GFP_KERNEL);
+ decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL);
if (decoder == NULL)
return -ENOMEM;
sd = &decoder->sd;
@@ -476,7 +476,6 @@ static int bt819_probe(struct i2c_client *client,
int err = decoder->hdl.error;
v4l2_ctrl_handler_free(&decoder->hdl);
- kfree(decoder);
return err;
}
v4l2_ctrl_handler_setup(&decoder->hdl);
@@ -490,7 +489,6 @@ static int bt819_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&decoder->hdl);
- kfree(decoder);
return 0;
}
diff --git a/drivers/media/i2c/bt856.c b/drivers/media/i2c/bt856.c
index 7e5bd365c239..7e5011163b62 100644
--- a/drivers/media/i2c/bt856.c
+++ b/drivers/media/i2c/bt856.c
@@ -216,7 +216,7 @@ static int bt856_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- encoder = kzalloc(sizeof(struct bt856), GFP_KERNEL);
+ encoder = devm_kzalloc(&client->dev, sizeof(*encoder), GFP_KERNEL);
if (encoder == NULL)
return -ENOMEM;
sd = &encoder->sd;
@@ -250,7 +250,6 @@ static int bt856_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(to_bt856(sd));
return 0;
}
diff --git a/drivers/media/i2c/bt866.c b/drivers/media/i2c/bt866.c
index 905320b67a1c..9355b924b471 100644
--- a/drivers/media/i2c/bt866.c
+++ b/drivers/media/i2c/bt866.c
@@ -207,7 +207,7 @@ static int bt866_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- encoder = kzalloc(sizeof(*encoder), GFP_KERNEL);
+ encoder = devm_kzalloc(&client->dev, sizeof(*encoder), GFP_KERNEL);
if (encoder == NULL)
return -ENOMEM;
sd = &encoder->sd;
@@ -220,7 +220,6 @@ static int bt866_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(to_bt866(sd));
return 0;
}
diff --git a/drivers/media/i2c/cs5345.c b/drivers/media/i2c/cs5345.c
index 1d2f7c8512b5..841b9c49dcfa 100644
--- a/drivers/media/i2c/cs5345.c
+++ b/drivers/media/i2c/cs5345.c
@@ -190,7 +190,7 @@ static int cs5345_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct cs5345_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -206,7 +206,6 @@ static int cs5345_probe(struct i2c_client *client,
int err = state->hdl.error;
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return err;
}
/* set volume/mute */
@@ -227,7 +226,6 @@ static int cs5345_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return 0;
}
diff --git a/drivers/media/i2c/cs53l32a.c b/drivers/media/i2c/cs53l32a.c
index b293912206eb..1082fb775ab2 100644
--- a/drivers/media/i2c/cs53l32a.c
+++ b/drivers/media/i2c/cs53l32a.c
@@ -175,7 +175,7 @@ static int cs53l32a_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct cs53l32a_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -197,7 +197,6 @@ static int cs53l32a_probe(struct i2c_client *client,
int err = state->hdl.error;
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return err;
}
@@ -228,7 +227,6 @@ static int cs53l32a_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return 0;
}
diff --git a/drivers/media/i2c/cx25840/cx25840-core.c b/drivers/media/i2c/cx25840/cx25840-core.c
index 12fb9b2eb887..bdfec4c768fe 100644
--- a/drivers/media/i2c/cx25840/cx25840-core.c
+++ b/drivers/media/i2c/cx25840/cx25840-core.c
@@ -5190,7 +5190,7 @@ static int cx25840_probe(struct i2c_client *client,
return -ENODEV;
}
- state = kzalloc(sizeof(struct cx25840_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
@@ -5292,7 +5292,6 @@ static int cx25840_probe(struct i2c_client *client,
int err = state->hdl.error;
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return err;
}
if (!is_cx2583x(state))
@@ -5317,7 +5316,6 @@ static int cx25840_remove(struct i2c_client *client)
cx25840_ir_remove(sd);
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return 0;
}
diff --git a/drivers/media/i2c/cx25840/cx25840-ir.c b/drivers/media/i2c/cx25840/cx25840-ir.c
index 9ae977b5983a..e6588ee5bdb0 100644
--- a/drivers/media/i2c/cx25840/cx25840-ir.c
+++ b/drivers/media/i2c/cx25840/cx25840-ir.c
@@ -1230,16 +1230,14 @@ int cx25840_ir_probe(struct v4l2_subdev *sd)
if (!(is_cx23885(state) || is_cx23887(state)))
return 0;
- ir_state = kzalloc(sizeof(struct cx25840_ir_state), GFP_KERNEL);
+ ir_state = devm_kzalloc(&state->c->dev, sizeof(*ir_state), GFP_KERNEL);
if (ir_state == NULL)
return -ENOMEM;
spin_lock_init(&ir_state->rx_kfifo_lock);
if (kfifo_alloc(&ir_state->rx_kfifo,
- CX25840_IR_RX_KFIFO_SIZE, GFP_KERNEL)) {
- kfree(ir_state);
+ CX25840_IR_RX_KFIFO_SIZE, GFP_KERNEL))
return -ENOMEM;
- }
ir_state->c = state->c;
state->ir_state = ir_state;
@@ -1273,7 +1271,6 @@ int cx25840_ir_remove(struct v4l2_subdev *sd)
cx25840_ir_tx_shutdown(sd);
kfifo_free(&ir_state->rx_kfifo);
- kfree(ir_state);
state->ir_state = NULL;
return 0;
}
diff --git a/drivers/media/i2c/ir-kbd-i2c.c b/drivers/media/i2c/ir-kbd-i2c.c
index 8e2f79cb045e..82bf5679da30 100644
--- a/drivers/media/i2c/ir-kbd-i2c.c
+++ b/drivers/media/i2c/ir-kbd-i2c.c
@@ -295,7 +295,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
unsigned short addr = client->addr;
int err;
- ir = kzalloc(sizeof(struct IR_i2c), GFP_KERNEL);
+ ir = devm_kzalloc(&client->dev, sizeof(*ir), GFP_KERNEL);
if (!ir)
return -ENOMEM;
@@ -398,10 +398,8 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
* internally
*/
rc = rc_allocate_device();
- if (!rc) {
- err = -ENOMEM;
- goto err_out_free;
- }
+ if (!rc)
+ return -ENOMEM;
}
ir->rc = rc;
@@ -454,7 +452,6 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
err_out_free:
/* Only frees rc if it were allocated internally */
rc_free_device(rc);
- kfree(ir);
return err;
}
@@ -470,7 +467,6 @@ static int ir_remove(struct i2c_client *client)
rc_unregister_device(ir->rc);
/* free memory */
- kfree(ir);
return 0;
}
diff --git a/drivers/media/i2c/ks0127.c b/drivers/media/i2c/ks0127.c
index 04a6efa37cc3..c7227763240e 100644
--- a/drivers/media/i2c/ks0127.c
+++ b/drivers/media/i2c/ks0127.c
@@ -685,7 +685,7 @@ static int ks0127_probe(struct i2c_client *client, const struct i2c_device_id *i
client->addr == (I2C_KS0127_ADDON >> 1) ? "addon" : "on-board",
client->addr << 1, client->adapter->name);
- ks = kzalloc(sizeof(*ks), GFP_KERNEL);
+ ks = devm_kzalloc(&client->dev, sizeof(*ks), GFP_KERNEL);
if (ks == NULL)
return -ENOMEM;
sd = &ks->sd;
@@ -708,7 +708,6 @@ static int ks0127_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
ks0127_write(sd, KS_OFMTA, 0x20); /* tristate */
ks0127_write(sd, KS_CMDA, 0x2c | 0x80); /* power down */
- kfree(to_ks0127(sd));
return 0;
}
diff --git a/drivers/media/i2c/m52790.c b/drivers/media/i2c/m52790.c
index 39f50fd2b8d2..0d153f3b1a5b 100644
--- a/drivers/media/i2c/m52790.c
+++ b/drivers/media/i2c/m52790.c
@@ -174,7 +174,7 @@ static int m52790_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct m52790_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
@@ -191,7 +191,6 @@ static int m52790_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/m5mols/m5mols_core.c b/drivers/media/i2c/m5mols/m5mols_core.c
index f0b870c06376..08ff082242c3 100644
--- a/drivers/media/i2c/m5mols/m5mols_core.c
+++ b/drivers/media/i2c/m5mols/m5mols_core.c
@@ -950,7 +950,7 @@ static int m5mols_probe(struct i2c_client *client,
return -EINVAL;
}
- info = kzalloc(sizeof(struct m5mols_info), GFP_KERNEL);
+ info = devm_kzalloc(&client->dev, sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
@@ -962,7 +962,7 @@ static int m5mols_probe(struct i2c_client *client,
ret = gpio_request_one(pdata->gpio_reset, gpio_flags, "M5MOLS_NRST");
if (ret) {
dev_err(&client->dev, "Failed to request gpio: %d\n", ret);
- goto out_free;
+ return ret;
}
ret = regulator_bulk_get(&client->dev, ARRAY_SIZE(supplies), supplies);
@@ -1015,8 +1015,6 @@ out_reg:
regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
out_gpio:
gpio_free(pdata->gpio_reset);
-out_free:
- kfree(info);
return ret;
}
@@ -1032,7 +1030,7 @@ static int m5mols_remove(struct i2c_client *client)
regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
gpio_free(info->pdata->gpio_reset);
media_entity_cleanup(&sd->entity);
- kfree(info);
+
return 0;
}
diff --git a/drivers/media/i2c/msp3400-driver.c b/drivers/media/i2c/msp3400-driver.c
index 54a9dd394f45..ae92c20790e3 100644
--- a/drivers/media/i2c/msp3400-driver.c
+++ b/drivers/media/i2c/msp3400-driver.c
@@ -707,7 +707,7 @@ static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id)
return -ENODEV;
}
- state = kzalloc(sizeof(*state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (!state)
return -ENOMEM;
@@ -732,7 +732,6 @@ static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id)
if (state->rev1 == -1 || (state->rev1 == 0 && state->rev2 == 0)) {
v4l_dbg(1, msp_debug, client,
"not an msp3400 (cannot read chip version)\n");
- kfree(state);
return -ENODEV;
}
@@ -827,7 +826,6 @@ static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id)
int err = hdl->error;
v4l2_ctrl_handler_free(hdl);
- kfree(state);
return err;
}
@@ -889,7 +887,6 @@ static int msp_remove(struct i2c_client *client)
msp_reset(client);
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return 0;
}
diff --git a/drivers/media/i2c/mt9m032.c b/drivers/media/i2c/mt9m032.c
index 8edb3d8f7b90..cca704e02f79 100644
--- a/drivers/media/i2c/mt9m032.c
+++ b/drivers/media/i2c/mt9m032.c
@@ -730,7 +730,7 @@ static int mt9m032_probe(struct i2c_client *client,
if (!client->dev.platform_data)
return -ENODEV;
- sensor = kzalloc(sizeof(*sensor), GFP_KERNEL);
+ sensor = devm_kzalloc(&client->dev, sizeof(*sensor), GFP_KERNEL);
if (sensor == NULL)
return -ENOMEM;
@@ -860,7 +860,6 @@ error_ctrl:
v4l2_ctrl_handler_free(&sensor->ctrls);
error_sensor:
mutex_destroy(&sensor->lock);
- kfree(sensor);
return ret;
}
@@ -873,7 +872,6 @@ static int mt9m032_remove(struct i2c_client *client)
v4l2_ctrl_handler_free(&sensor->ctrls);
media_entity_cleanup(&subdev->entity);
mutex_destroy(&sensor->lock);
- kfree(sensor);
return 0;
}
diff --git a/drivers/media/i2c/mt9t001.c b/drivers/media/i2c/mt9t001.c
index 2e189d8b71bb..796463466ef0 100644
--- a/drivers/media/i2c/mt9t001.c
+++ b/drivers/media/i2c/mt9t001.c
@@ -740,7 +740,7 @@ static int mt9t001_probe(struct i2c_client *client,
if (ret < 0)
return ret;
- mt9t001 = kzalloc(sizeof(*mt9t001), GFP_KERNEL);
+ mt9t001 = devm_kzalloc(&client->dev, sizeof(*mt9t001), GFP_KERNEL);
if (!mt9t001)
return -ENOMEM;
@@ -801,7 +801,6 @@ done:
if (ret < 0) {
v4l2_ctrl_handler_free(&mt9t001->ctrls);
media_entity_cleanup(&mt9t001->subdev.entity);
- kfree(mt9t001);
}
return ret;
@@ -815,7 +814,6 @@ static int mt9t001_remove(struct i2c_client *client)
v4l2_ctrl_handler_free(&mt9t001->ctrls);
v4l2_device_unregister_subdev(subdev);
media_entity_cleanup(&subdev->entity);
- kfree(mt9t001);
return 0;
}
diff --git a/drivers/media/i2c/mt9v011.c b/drivers/media/i2c/mt9v011.c
index 3f415fd12de3..c64c9d9e253d 100644
--- a/drivers/media/i2c/mt9v011.c
+++ b/drivers/media/i2c/mt9v011.c
@@ -526,7 +526,7 @@ static int mt9v011_probe(struct i2c_client *c,
I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
return -EIO;
- core = kzalloc(sizeof(struct mt9v011), GFP_KERNEL);
+ core = devm_kzalloc(&c->dev, sizeof(struct mt9v011), GFP_KERNEL);
if (!core)
return -ENOMEM;
@@ -539,7 +539,6 @@ static int mt9v011_probe(struct i2c_client *c,
(version != MT9V011_REV_B_VERSION)) {
v4l2_info(sd, "*** unknown micron chip detected (0x%04x).\n",
version);
- kfree(core);
return -EINVAL;
}
@@ -562,7 +561,6 @@ static int mt9v011_probe(struct i2c_client *c,
v4l2_err(sd, "control initialization error %d\n", ret);
v4l2_ctrl_handler_free(&core->ctrls);
- kfree(core);
return ret;
}
core->sd.ctrl_handler = &core->ctrls;
@@ -598,7 +596,7 @@ static int mt9v011_remove(struct i2c_client *c)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&core->ctrls);
- kfree(to_mt9v011(sd));
+
return 0;
}
diff --git a/drivers/media/i2c/mt9v032.c b/drivers/media/i2c/mt9v032.c
index 24ea6fd3ee81..60c6f6739560 100644
--- a/drivers/media/i2c/mt9v032.c
+++ b/drivers/media/i2c/mt9v032.c
@@ -744,7 +744,7 @@ static int mt9v032_probe(struct i2c_client *client,
return -EIO;
}
- mt9v032 = kzalloc(sizeof(*mt9v032), GFP_KERNEL);
+ mt9v032 = devm_kzalloc(&client->dev, sizeof(*mt9v032), GFP_KERNEL);
if (!mt9v032)
return -ENOMEM;
@@ -831,10 +831,8 @@ static int mt9v032_probe(struct i2c_client *client,
mt9v032->pad.flags = MEDIA_PAD_FL_SOURCE;
ret = media_entity_init(&mt9v032->subdev.entity, 1, &mt9v032->pad, 0);
- if (ret < 0) {
+ if (ret < 0)
v4l2_ctrl_handler_free(&mt9v032->ctrls);
- kfree(mt9v032);
- }
return ret;
}
@@ -847,7 +845,6 @@ static int mt9v032_remove(struct i2c_client *client)
v4l2_ctrl_handler_free(&mt9v032->ctrls);
v4l2_device_unregister_subdev(subdev);
media_entity_cleanup(&subdev->entity);
- kfree(mt9v032);
return 0;
}
diff --git a/drivers/media/i2c/noon010pc30.c b/drivers/media/i2c/noon010pc30.c
index a115842ab996..d205522e598e 100644
--- a/drivers/media/i2c/noon010pc30.c
+++ b/drivers/media/i2c/noon010pc30.c
@@ -712,7 +712,7 @@ static int noon010_probe(struct i2c_client *client,
return -EIO;
}
- info = kzalloc(sizeof(*info), GFP_KERNEL);
+ info = devm_kzalloc(&client->dev, sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
@@ -796,7 +796,6 @@ np_gpio_err:
np_err:
v4l2_ctrl_handler_free(&info->hdl);
v4l2_device_unregister_subdev(sd);
- kfree(info);
return ret;
}
@@ -817,7 +816,7 @@ static int noon010_remove(struct i2c_client *client)
gpio_free(info->gpio_nstby);
media_entity_cleanup(&sd->entity);
- kfree(info);
+
return 0;
}
diff --git a/drivers/media/i2c/ov7640.c b/drivers/media/i2c/ov7640.c
index b0cc927e8b19..5e117abaa2eb 100644
--- a/drivers/media/i2c/ov7640.c
+++ b/drivers/media/i2c/ov7640.c
@@ -59,7 +59,7 @@ static int ov7640_probe(struct i2c_client *client,
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -ENODEV;
- sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+ sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL);
if (sd == NULL)
return -ENOMEM;
v4l2_i2c_subdev_init(sd, client, &ov7640_ops);
@@ -71,7 +71,6 @@ static int ov7640_probe(struct i2c_client *client,
if (write_regs(client, initial_registers) < 0) {
v4l_err(client, "error initializing OV7640\n");
- kfree(sd);
return -ENODEV;
}
@@ -84,7 +83,7 @@ static int ov7640_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(sd);
+
return 0;
}
diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c
index 617ad3fff4aa..d71602f4fb43 100644
--- a/drivers/media/i2c/ov7670.c
+++ b/drivers/media/i2c/ov7670.c
@@ -1552,7 +1552,7 @@ static int ov7670_probe(struct i2c_client *client,
struct ov7670_info *info;
int ret;
- info = kzalloc(sizeof(struct ov7670_info), GFP_KERNEL);
+ info = devm_kzalloc(&client->dev, sizeof(*info), GFP_KERNEL);
if (info == NULL)
return -ENOMEM;
sd = &info->sd;
@@ -1590,7 +1590,6 @@ static int ov7670_probe(struct i2c_client *client,
v4l_dbg(1, debug, client,
"chip found @ 0x%x (%s) is not an ov7670 chip.\n",
client->addr << 1, client->adapter->name);
- kfree(info);
return ret;
}
v4l_info(client, "chip found @ 0x%02x (%s)\n",
@@ -1635,7 +1634,6 @@ static int ov7670_probe(struct i2c_client *client,
int err = info->hdl.error;
v4l2_ctrl_handler_free(&info->hdl);
- kfree(info);
return err;
}
/*
@@ -1659,7 +1657,6 @@ static int ov7670_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&info->hdl);
- kfree(info);
return 0;
}
diff --git a/drivers/media/i2c/saa6588.c b/drivers/media/i2c/saa6588.c
index b4e1ccbd87ec..729e78d94222 100644
--- a/drivers/media/i2c/saa6588.c
+++ b/drivers/media/i2c/saa6588.c
@@ -478,17 +478,15 @@ static int saa6588_probe(struct i2c_client *client,
v4l_info(client, "saa6588 found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- s = kzalloc(sizeof(*s), GFP_KERNEL);
+ s = devm_kzalloc(&client->dev, sizeof(*s), GFP_KERNEL);
if (s == NULL)
return -ENOMEM;
s->buf_size = bufblocks * 3;
- s->buffer = kmalloc(s->buf_size, GFP_KERNEL);
- if (s->buffer == NULL) {
- kfree(s);
+ s->buffer = devm_kzalloc(&client->dev, s->buf_size, GFP_KERNEL);
+ if (s->buffer == NULL)
return -ENOMEM;
- }
sd = &s->sd;
v4l2_i2c_subdev_init(sd, client, &saa6588_ops);
spin_lock_init(&s->lock);
@@ -516,8 +514,6 @@ static int saa6588_remove(struct i2c_client *client)
cancel_delayed_work_sync(&s->work);
- kfree(s->buffer);
- kfree(s);
return 0;
}
diff --git a/drivers/media/i2c/saa7110.c b/drivers/media/i2c/saa7110.c
index 51cd4c8f0520..e4026aa93f42 100644
--- a/drivers/media/i2c/saa7110.c
+++ b/drivers/media/i2c/saa7110.c
@@ -406,7 +406,7 @@ static int saa7110_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- decoder = kzalloc(sizeof(struct saa7110), GFP_KERNEL);
+ decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL);
if (!decoder)
return -ENOMEM;
sd = &decoder->sd;
@@ -428,7 +428,6 @@ static int saa7110_probe(struct i2c_client *client,
int err = decoder->hdl.error;
v4l2_ctrl_handler_free(&decoder->hdl);
- kfree(decoder);
return err;
}
v4l2_ctrl_handler_setup(&decoder->hdl);
@@ -469,7 +468,6 @@ static int saa7110_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&decoder->hdl);
- kfree(decoder);
return 0;
}
diff --git a/drivers/media/i2c/saa7115.c b/drivers/media/i2c/saa7115.c
index 52c717d977c9..eecb92df5d96 100644
--- a/drivers/media/i2c/saa7115.c
+++ b/drivers/media/i2c/saa7115.c
@@ -1614,7 +1614,7 @@ static int saa711x_probe(struct i2c_client *client,
v4l_info(client, "saa711%c found (%s) @ 0x%x (%s)\n", chip_id, name,
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct saa711x_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -1640,7 +1640,6 @@ static int saa711x_probe(struct i2c_client *client,
int err = hdl->error;
v4l2_ctrl_handler_free(hdl);
- kfree(state);
return err;
}
v4l2_ctrl_auto_cluster(2, &state->agc, 0, true);
@@ -1712,7 +1711,6 @@ static int saa711x_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(sd->ctrl_handler);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/saa7127.c b/drivers/media/i2c/saa7127.c
index 8a47ac10927f..9882c83c1c93 100644
--- a/drivers/media/i2c/saa7127.c
+++ b/drivers/media/i2c/saa7127.c
@@ -752,7 +752,7 @@ static int saa7127_probe(struct i2c_client *client,
v4l_dbg(1, debug, client, "detecting saa7127 client on address 0x%x\n",
client->addr << 1);
- state = kzalloc(sizeof(struct saa7127_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
@@ -767,7 +767,6 @@ static int saa7127_probe(struct i2c_client *client,
if ((saa7127_read(sd, 0) & 0xe4) != 0 ||
(saa7127_read(sd, 0x29) & 0x3f) != 0x1d) {
v4l2_dbg(1, debug, sd, "saa7127 not found\n");
- kfree(state);
return -ENODEV;
}
@@ -823,7 +822,6 @@ static int saa7127_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
/* Turn off TV output */
saa7127_set_video_enable(sd, 0);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/saa717x.c b/drivers/media/i2c/saa717x.c
index cf3a0aa7e45e..71328109642e 100644
--- a/drivers/media/i2c/saa717x.c
+++ b/drivers/media/i2c/saa717x.c
@@ -1262,7 +1262,7 @@ static int saa717x_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
- decoder = kzalloc(sizeof(struct saa717x_state), GFP_KERNEL);
+ decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL);
if (decoder == NULL)
return -ENOMEM;
@@ -1276,7 +1276,6 @@ static int saa717x_probe(struct i2c_client *client,
id = saa717x_read(sd, 0x5a0);
if (id != 0xc2 && id != 0x32 && id != 0xf2 && id != 0x6c) {
v4l2_dbg(1, debug, sd, "saa717x not found (id=%02x)\n", id);
- kfree(decoder);
return -ENODEV;
}
if (id == 0xc2)
@@ -1316,7 +1315,6 @@ static int saa717x_probe(struct i2c_client *client,
int err = hdl->error;
v4l2_ctrl_handler_free(hdl);
- kfree(decoder);
return err;
}
@@ -1353,7 +1351,6 @@ static int saa717x_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(sd->ctrl_handler);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/saa7185.c b/drivers/media/i2c/saa7185.c
index 2c6b65c76e2b..e95a0edc7f3e 100644
--- a/drivers/media/i2c/saa7185.c
+++ b/drivers/media/i2c/saa7185.c
@@ -326,7 +326,7 @@ static int saa7185_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- encoder = kzalloc(sizeof(struct saa7185), GFP_KERNEL);
+ encoder = devm_kzalloc(&client->dev, sizeof(*encoder), GFP_KERNEL);
if (encoder == NULL)
return -ENOMEM;
encoder->norm = V4L2_STD_NTSC;
@@ -352,7 +352,6 @@ static int saa7185_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
/* SW: output off is active */
saa7185_write(sd, 0x61, (encoder->reg[0x61]) | 0x40);
- kfree(encoder);
return 0;
}
diff --git a/drivers/media/i2c/saa7191.c b/drivers/media/i2c/saa7191.c
index d7d1670e0ca3..84f7899a4044 100644
--- a/drivers/media/i2c/saa7191.c
+++ b/drivers/media/i2c/saa7191.c
@@ -605,7 +605,7 @@ static int saa7191_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- decoder = kzalloc(sizeof(*decoder), GFP_KERNEL);
+ decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL);
if (!decoder)
return -ENOMEM;
@@ -615,7 +615,6 @@ static int saa7191_probe(struct i2c_client *client,
err = saa7191_write_block(sd, sizeof(initseq), initseq);
if (err) {
printk(KERN_ERR "SAA7191 initialization failed\n");
- kfree(decoder);
return err;
}
@@ -636,7 +635,6 @@ static int saa7191_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(to_saa7191(sd));
return 0;
}
diff --git a/drivers/media/i2c/sony-btf-mpx.c b/drivers/media/i2c/sony-btf-mpx.c
index 38cbea98764c..efa306165618 100644
--- a/drivers/media/i2c/sony-btf-mpx.c
+++ b/drivers/media/i2c/sony-btf-mpx.c
@@ -355,7 +355,7 @@ static int sony_btf_mpx_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- t = kzalloc(sizeof(struct sony_btf_mpx), GFP_KERNEL);
+ t = devm_kzalloc(&client->dev, sizeof(*t), GFP_KERNEL);
if (t == NULL)
return -ENOMEM;
@@ -374,7 +374,6 @@ static int sony_btf_mpx_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/sr030pc30.c b/drivers/media/i2c/sr030pc30.c
index e9d95bda2ab1..4c5a9ee60c3e 100644
--- a/drivers/media/i2c/sr030pc30.c
+++ b/drivers/media/i2c/sr030pc30.c
@@ -820,7 +820,7 @@ static int sr030pc30_probe(struct i2c_client *client,
if (ret)
return ret;
- info = kzalloc(sizeof(*info), GFP_KERNEL);
+ info = devm_kzalloc(&client->dev, sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
@@ -841,10 +841,8 @@ static int sr030pc30_probe(struct i2c_client *client,
static int sr030pc30_remove(struct i2c_client *client)
{
struct v4l2_subdev *sd = i2c_get_clientdata(client);
- struct sr030pc30_info *info = to_sr030pc30(sd);
v4l2_device_unregister_subdev(sd);
- kfree(info);
return 0;
}
diff --git a/drivers/media/i2c/tda7432.c b/drivers/media/i2c/tda7432.c
index 28b5121881f5..72af644fa051 100644
--- a/drivers/media/i2c/tda7432.c
+++ b/drivers/media/i2c/tda7432.c
@@ -359,7 +359,7 @@ static int tda7432_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%02x (%s)\n",
client->addr << 1, client->adapter->name);
- t = kzalloc(sizeof(*t), GFP_KERNEL);
+ t = devm_kzalloc(&client->dev, sizeof(*t), GFP_KERNEL);
if (!t)
return -ENOMEM;
sd = &t->sd;
@@ -380,7 +380,6 @@ static int tda7432_probe(struct i2c_client *client,
int err = t->hdl.error;
v4l2_ctrl_handler_free(&t->hdl);
- kfree(t);
return err;
}
v4l2_ctrl_cluster(2, &t->bass);
@@ -406,7 +405,6 @@ static int tda7432_remove(struct i2c_client *client)
tda7432_set(sd);
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&t->hdl);
- kfree(t);
return 0;
}
diff --git a/drivers/media/i2c/tda9840.c b/drivers/media/i2c/tda9840.c
index 01441e35d88b..3f1266246ca3 100644
--- a/drivers/media/i2c/tda9840.c
+++ b/drivers/media/i2c/tda9840.c
@@ -184,7 +184,7 @@ static int tda9840_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+ sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL);
if (sd == NULL)
return -ENOMEM;
v4l2_i2c_subdev_init(sd, client, &tda9840_ops);
@@ -201,7 +201,6 @@ static int tda9840_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(sd);
return 0;
}
diff --git a/drivers/media/i2c/tea6415c.c b/drivers/media/i2c/tea6415c.c
index 3d5b06a5c308..52ebc384e453 100644
--- a/drivers/media/i2c/tea6415c.c
+++ b/drivers/media/i2c/tea6415c.c
@@ -152,7 +152,7 @@ static int tea6415c_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+ sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL);
if (sd == NULL)
return -ENOMEM;
v4l2_i2c_subdev_init(sd, client, &tea6415c_ops);
@@ -164,7 +164,6 @@ static int tea6415c_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(sd);
return 0;
}
diff --git a/drivers/media/i2c/tea6420.c b/drivers/media/i2c/tea6420.c
index 38757217a074..1f869742e3fe 100644
--- a/drivers/media/i2c/tea6420.c
+++ b/drivers/media/i2c/tea6420.c
@@ -125,7 +125,7 @@ static int tea6420_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+ sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL);
if (sd == NULL)
return -ENOMEM;
v4l2_i2c_subdev_init(sd, client, &tea6420_ops);
@@ -146,7 +146,6 @@ static int tea6420_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(sd);
return 0;
}
diff --git a/drivers/media/i2c/tlv320aic23b.c b/drivers/media/i2c/tlv320aic23b.c
index 809a75a558ee..ef87f7b09ea2 100644
--- a/drivers/media/i2c/tlv320aic23b.c
+++ b/drivers/media/i2c/tlv320aic23b.c
@@ -162,7 +162,7 @@ static int tlv320aic23b_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct tlv320aic23b_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -191,7 +191,6 @@ static int tlv320aic23b_probe(struct i2c_client *client,
int err = state->hdl.error;
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return err;
}
v4l2_ctrl_handler_setup(&state->hdl);
@@ -205,7 +204,6 @@ static int tlv320aic23b_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return 0;
}
diff --git a/drivers/media/i2c/tvaudio.c b/drivers/media/i2c/tvaudio.c
index b72a59d3216a..fc69e9c27343 100644
--- a/drivers/media/i2c/tvaudio.c
+++ b/drivers/media/i2c/tvaudio.c
@@ -1910,7 +1910,7 @@ static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id *
printk("\n");
}
- chip = kzalloc(sizeof(*chip), GFP_KERNEL);
+ chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
sd = &chip->sd;
@@ -1930,7 +1930,6 @@ static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id *
}
if (desc->name == NULL) {
v4l2_dbg(1, debug, sd, "no matching chip description found\n");
- kfree(chip);
return -EIO;
}
v4l2_info(sd, "%s found @ 0x%x (%s)\n", desc->name, client->addr<<1, client->adapter->name);
@@ -2001,7 +2000,6 @@ static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id *
int err = chip->hdl.error;
v4l2_ctrl_handler_free(&chip->hdl);
- kfree(chip);
return err;
}
/* set controls to the default values */
@@ -2043,7 +2041,6 @@ static int tvaudio_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&chip->hdl);
- kfree(chip);
return 0;
}
diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
index 485159a3c0b7..de9db3bf1ebd 100644
--- a/drivers/media/i2c/tvp5150.c
+++ b/drivers/media/i2c/tvp5150.c
@@ -1152,10 +1152,9 @@ static int tvp5150_probe(struct i2c_client *c,
I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
return -EIO;
- core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
- if (!core) {
+ core = devm_kzalloc(&c->dev, sizeof(*core), GFP_KERNEL);
+ if (!core)
return -ENOMEM;
- }
sd = &core->sd;
v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
@@ -1166,7 +1165,7 @@ static int tvp5150_probe(struct i2c_client *c,
for (i = 0; i < 4; i++) {
res = tvp5150_read(sd, TVP5150_MSB_DEV_ID + i);
if (res < 0)
- goto free_core;
+ return res;
tvp5150_id[i] = res;
}
@@ -1209,7 +1208,7 @@ static int tvp5150_probe(struct i2c_client *c,
if (core->hdl.error) {
res = core->hdl.error;
v4l2_ctrl_handler_free(&core->hdl);
- goto free_core;
+ return res;
}
v4l2_ctrl_handler_setup(&core->hdl);
@@ -1225,10 +1224,6 @@ static int tvp5150_probe(struct i2c_client *c,
if (debug > 1)
tvp5150_log_status(sd);
return 0;
-
-free_core:
- kfree(core);
- return res;
}
static int tvp5150_remove(struct i2c_client *c)
@@ -1242,7 +1237,6 @@ static int tvp5150_remove(struct i2c_client *c)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&decoder->hdl);
- kfree(to_tvp5150(sd));
return 0;
}
diff --git a/drivers/media/i2c/tw2804.c b/drivers/media/i2c/tw2804.c
index c5dc2c3bf2d7..41a5c9b31006 100644
--- a/drivers/media/i2c/tw2804.c
+++ b/drivers/media/i2c/tw2804.c
@@ -368,8 +368,7 @@ static int tw2804_probe(struct i2c_client *client,
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -ENODEV;
- state = kzalloc(sizeof(struct tw2804), GFP_KERNEL);
-
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -410,7 +409,6 @@ static int tw2804_probe(struct i2c_client *client,
err = state->hdl.error;
if (err) {
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return err;
}
@@ -427,7 +425,6 @@ static int tw2804_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return 0;
}
diff --git a/drivers/media/i2c/tw9903.c b/drivers/media/i2c/tw9903.c
index 87880b19d8c3..285b759a5f7f 100644
--- a/drivers/media/i2c/tw9903.c
+++ b/drivers/media/i2c/tw9903.c
@@ -215,7 +215,7 @@ static int tw9903_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%02x (%s)\n",
client->addr << 1, client->adapter->name);
- dec = kzalloc(sizeof(struct tw9903), GFP_KERNEL);
+ dec = devm_kzalloc(&client->dev, sizeof(*dec), GFP_KERNEL);
if (dec == NULL)
return -ENOMEM;
sd = &dec->sd;
@@ -233,7 +233,6 @@ static int tw9903_probe(struct i2c_client *client,
int err = hdl->error;
v4l2_ctrl_handler_free(hdl);
- kfree(dec);
return err;
}
@@ -242,7 +241,6 @@ static int tw9903_probe(struct i2c_client *client,
if (write_regs(sd, initial_registers) < 0) {
v4l2_err(client, "error initializing TW9903\n");
- kfree(dec);
return -EINVAL;
}
@@ -255,7 +253,6 @@ static int tw9903_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&to_state(sd)->hdl);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/tw9906.c b/drivers/media/i2c/tw9906.c
index accd79e5a7fd..f6bef25bd9ce 100644
--- a/drivers/media/i2c/tw9906.c
+++ b/drivers/media/i2c/tw9906.c
@@ -183,7 +183,7 @@ static int tw9906_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%02x (%s)\n",
client->addr << 1, client->adapter->name);
- dec = kzalloc(sizeof(struct tw9906), GFP_KERNEL);
+ dec = devm_kzalloc(&client->dev, sizeof(*dec), GFP_KERNEL);
if (dec == NULL)
return -ENOMEM;
sd = &dec->sd;
@@ -201,7 +201,6 @@ static int tw9906_probe(struct i2c_client *client,
int err = hdl->error;
v4l2_ctrl_handler_free(hdl);
- kfree(dec);
return err;
}
@@ -210,7 +209,6 @@ static int tw9906_probe(struct i2c_client *client,
if (write_regs(sd, initial_registers) < 0) {
v4l2_err(client, "error initializing TW9906\n");
- kfree(dec);
return -EINVAL;
}
@@ -223,7 +221,6 @@ static int tw9906_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&to_state(sd)->hdl);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/uda1342.c b/drivers/media/i2c/uda1342.c
index 3af408556d27..081786d176d0 100644
--- a/drivers/media/i2c/uda1342.c
+++ b/drivers/media/i2c/uda1342.c
@@ -69,7 +69,7 @@ static int uda1342_probe(struct i2c_client *client,
dev_dbg(&client->dev, "initializing UDA1342 at address %d on %s\n",
client->addr, adapter->name);
- sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+ sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL);
if (sd == NULL)
return -ENOMEM;
@@ -89,7 +89,6 @@ static int uda1342_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(sd);
return 0;
}
diff --git a/drivers/media/i2c/upd64031a.c b/drivers/media/i2c/upd64031a.c
index f0a09214c519..4283fc5f39ef 100644
--- a/drivers/media/i2c/upd64031a.c
+++ b/drivers/media/i2c/upd64031a.c
@@ -230,7 +230,7 @@ static int upd64031a_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct upd64031a_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -249,7 +249,6 @@ static int upd64031a_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/upd64083.c b/drivers/media/i2c/upd64083.c
index 343e0215f74c..b2ac56ca22e6 100644
--- a/drivers/media/i2c/upd64083.c
+++ b/drivers/media/i2c/upd64083.c
@@ -202,7 +202,7 @@ static int upd64083_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct upd64083_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -221,7 +221,6 @@ static int upd64083_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/vp27smpx.c b/drivers/media/i2c/vp27smpx.c
index e71f139695af..208a095d7bcc 100644
--- a/drivers/media/i2c/vp27smpx.c
+++ b/drivers/media/i2c/vp27smpx.c
@@ -169,7 +169,7 @@ static int vp27smpx_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct vp27smpx_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -186,7 +186,6 @@ static int vp27smpx_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/vpx3220.c b/drivers/media/i2c/vpx3220.c
index 2f67b4c5c823..f02e74b9b1ac 100644
--- a/drivers/media/i2c/vpx3220.c
+++ b/drivers/media/i2c/vpx3220.c
@@ -499,7 +499,7 @@ static int vpx3220_probe(struct i2c_client *client,
I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA))
return -ENODEV;
- decoder = kzalloc(sizeof(struct vpx3220), GFP_KERNEL);
+ decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL);
if (decoder == NULL)
return -ENOMEM;
sd = &decoder->sd;
@@ -521,7 +521,6 @@ static int vpx3220_probe(struct i2c_client *client,
int err = decoder->hdl.error;
v4l2_ctrl_handler_free(&decoder->hdl);
- kfree(decoder);
return err;
}
v4l2_ctrl_handler_setup(&decoder->hdl);
@@ -566,7 +565,7 @@ static int vpx3220_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&decoder->hdl);
- kfree(decoder);
+
return 0;
}
diff --git a/drivers/media/i2c/vs6624.c b/drivers/media/i2c/vs6624.c
index 6b8c0b7aa488..94e284908f39 100644
--- a/drivers/media/i2c/vs6624.c
+++ b/drivers/media/i2c/vs6624.c
@@ -813,11 +813,9 @@ static int vs6624_probe(struct i2c_client *client,
/* wait 100ms before any further i2c writes are performed */
mdelay(100);
- sensor = kzalloc(sizeof(*sensor), GFP_KERNEL);
- if (sensor == NULL) {
- gpio_free(*ce);
+ sensor = devm_kzalloc(&client->dev, sizeof(*sensor), GFP_KERNEL);
+ if (sensor == NULL)
return -ENOMEM;
- }
sd = &sensor->sd;
v4l2_i2c_subdev_init(sd, client, &vs6624_ops);
@@ -865,7 +863,6 @@ static int vs6624_probe(struct i2c_client *client,
int err = hdl->error;
v4l2_ctrl_handler_free(hdl);
- kfree(sensor);
gpio_free(*ce);
return err;
}
@@ -874,7 +871,6 @@ static int vs6624_probe(struct i2c_client *client,
ret = v4l2_ctrl_handler_setup(hdl);
if (ret) {
v4l2_ctrl_handler_free(hdl);
- kfree(sensor);
gpio_free(*ce);
}
return ret;
@@ -888,7 +884,6 @@ static int vs6624_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(sd->ctrl_handler);
gpio_free(sensor->ce_pin);
- kfree(sensor);
return 0;
}
diff --git a/drivers/media/i2c/wm8739.c b/drivers/media/i2c/wm8739.c
index 3bb99e93febe..ac3faa7bab2d 100644
--- a/drivers/media/i2c/wm8739.c
+++ b/drivers/media/i2c/wm8739.c
@@ -220,7 +220,7 @@ static int wm8739_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct wm8739_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -237,7 +237,6 @@ static int wm8739_probe(struct i2c_client *client,
int err = state->hdl.error;
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return err;
}
v4l2_ctrl_cluster(3, &state->volume);
@@ -271,7 +270,6 @@ static int wm8739_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&state->hdl);
- kfree(to_state(sd));
return 0;
}
diff --git a/drivers/media/i2c/wm8775.c b/drivers/media/i2c/wm8775.c
index 27c27b4ae238..75ded82d513f 100644
--- a/drivers/media/i2c/wm8775.c
+++ b/drivers/media/i2c/wm8775.c
@@ -241,7 +241,7 @@ static int wm8775_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%02x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct wm8775_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -261,7 +261,6 @@ static int wm8775_probe(struct i2c_client *client,
err = state->hdl.error;
if (err) {
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return err;
}
@@ -319,7 +318,6 @@ static int wm8775_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return 0;
}