diff options
| author | Markus Elfring <elfring@users.sourceforge.net> | 2017-08-30 02:44:29 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-09-23 08:23:59 -0400 |
| commit | 9722e5696ca729044462c4456ddde90061809f7e (patch) | |
| tree | d264555c230124952147ebe501e2dd2722ba7063 /drivers/media/dvb-frontends/cx24116.c | |
| parent | af28c99628ebfbdc3fff3d92c7044d3a51b7ccea (diff) | |
media: dvb-frontends: delete jump targets
* Return directly after a call of the function "kzalloc" failed
at the beginning.
* Move a bit of exception handling code into an if branch.
* Delete jump targets which became unnecessary with this refactoring.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Diffstat (limited to 'drivers/media/dvb-frontends/cx24116.c')
| -rw-r--r-- | drivers/media/dvb-frontends/cx24116.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/media/dvb-frontends/cx24116.c b/drivers/media/dvb-frontends/cx24116.c index 531c5861a27e..8fb3f095e21c 100644 --- a/drivers/media/dvb-frontends/cx24116.c +++ b/drivers/media/dvb-frontends/cx24116.c @@ -226,10 +226,8 @@ static int cx24116_writeregN(struct cx24116_state *state, int reg, u8 *buf; buf = kmalloc(len + 1, GFP_KERNEL); - if (buf == NULL) { - ret = -ENOMEM; - goto error; - } + if (!buf) + return -ENOMEM; *(buf) = reg; memcpy(buf + 1, data, len); @@ -250,7 +248,6 @@ static int cx24116_writeregN(struct cx24116_state *state, int reg, ret = -EREMOTEIO; } -error: kfree(buf); return ret; @@ -1128,7 +1125,7 @@ struct dvb_frontend *cx24116_attach(const struct cx24116_config *config, /* allocate memory for the internal state */ state = kzalloc(sizeof(*state), GFP_KERNEL); if (state == NULL) - goto error1; + return NULL; state->config = config; state->i2c = i2c; @@ -1137,8 +1134,9 @@ struct dvb_frontend *cx24116_attach(const struct cx24116_config *config, ret = (cx24116_readreg(state, 0xFF) << 8) | cx24116_readreg(state, 0xFE); if (ret != 0x0501) { + kfree(state); printk(KERN_INFO "Invalid probe, probably not a CX24116 device\n"); - goto error2; + return NULL; } /* create dvb_frontend */ @@ -1146,9 +1144,6 @@ struct dvb_frontend *cx24116_attach(const struct cx24116_config *config, sizeof(struct dvb_frontend_ops)); state->frontend.demodulator_priv = state; return &state->frontend; - -error2: kfree(state); -error1: return NULL; } EXPORT_SYMBOL(cx24116_attach); |