diff options
Diffstat (limited to 'drivers/media/dvb-frontends')
| -rw-r--r-- | drivers/media/dvb-frontends/cxd2820r_core.c | 6 | ||||
| -rw-r--r-- | drivers/media/dvb-frontends/dib7000p.c | 8 |
2 files changed, 11 insertions, 3 deletions
diff --git a/drivers/media/dvb-frontends/cxd2820r_core.c b/drivers/media/dvb-frontends/cxd2820r_core.c index c3d8ced6c3ba..a31a8a6a4946 100644 --- a/drivers/media/dvb-frontends/cxd2820r_core.c +++ b/drivers/media/dvb-frontends/cxd2820r_core.c @@ -433,7 +433,7 @@ static int cxd2820r_gpio_direction_output(struct gpio_chip *chip, unsigned nr, return cxd2820r_gpio(&priv->fe, gpio); } -static void cxd2820r_gpio_set(struct gpio_chip *chip, unsigned nr, int val) +static int cxd2820r_gpio_set(struct gpio_chip *chip, unsigned int nr, int val) { struct cxd2820r_priv *priv = gpiochip_get_data(chip); struct i2c_client *client = priv->client[0]; @@ -446,7 +446,7 @@ static void cxd2820r_gpio_set(struct gpio_chip *chip, unsigned nr, int val) (void) cxd2820r_gpio(&priv->fe, gpio); - return; + return 0; } static int cxd2820r_gpio_get(struct gpio_chip *chip, unsigned nr) @@ -651,7 +651,7 @@ static int cxd2820r_probe(struct i2c_client *client) priv->gpio_chip.parent = &client->dev; priv->gpio_chip.owner = THIS_MODULE; priv->gpio_chip.direction_output = cxd2820r_gpio_direction_output; - priv->gpio_chip.set = cxd2820r_gpio_set; + priv->gpio_chip.set_rv = cxd2820r_gpio_set; priv->gpio_chip.get = cxd2820r_gpio_get; priv->gpio_chip.base = -1; /* Dynamic allocation */ priv->gpio_chip.ngpio = GPIO_COUNT; diff --git a/drivers/media/dvb-frontends/dib7000p.c b/drivers/media/dvb-frontends/dib7000p.c index b40daf242046..7d3a994b7cc4 100644 --- a/drivers/media/dvb-frontends/dib7000p.c +++ b/drivers/media/dvb-frontends/dib7000p.c @@ -2193,6 +2193,8 @@ static int w7090p_tuner_write_serpar(struct i2c_adapter *i2c_adap, struct i2c_ms struct dib7000p_state *state = i2c_get_adapdata(i2c_adap); u8 n_overflow = 1; u16 i = 1000; + if (msg[0].len < 3) + return -EOPNOTSUPP; u16 serpar_num = msg[0].buf[0]; while (n_overflow == 1 && i) { @@ -2212,6 +2214,8 @@ static int w7090p_tuner_read_serpar(struct i2c_adapter *i2c_adap, struct i2c_msg struct dib7000p_state *state = i2c_get_adapdata(i2c_adap); u8 n_overflow = 1, n_empty = 1; u16 i = 1000; + if (msg[0].len < 1 || msg[1].len < 2) + return -EOPNOTSUPP; u16 serpar_num = msg[0].buf[0]; u16 read_word; @@ -2256,8 +2260,12 @@ static int dib7090p_rw_on_apb(struct i2c_adapter *i2c_adap, u16 word; if (num == 1) { /* write */ + if (msg[0].len < 3) + return -EOPNOTSUPP; dib7000p_write_word(state, apb_address, ((msg[0].buf[1] << 8) | (msg[0].buf[2]))); } else { + if (msg[1].len < 2) + return -EOPNOTSUPP; word = dib7000p_read_word(state, apb_address); msg[1].buf[0] = (word >> 8) & 0xff; msg[1].buf[1] = (word) & 0xff; |