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path: root/drivers/media/dvb-frontends/cx24116.c
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Diffstat (limited to 'drivers/media/dvb-frontends/cx24116.c')
-rw-r--r--drivers/media/dvb-frontends/cx24116.c22
1 files changed, 8 insertions, 14 deletions
diff --git a/drivers/media/dvb-frontends/cx24116.c b/drivers/media/dvb-frontends/cx24116.c
index e105532bfba8..8fb3f095e21c 100644
--- a/drivers/media/dvb-frontends/cx24116.c
+++ b/drivers/media/dvb-frontends/cx24116.c
@@ -221,16 +221,13 @@ static int cx24116_writereg(struct cx24116_state *state, int reg, int data)
static int cx24116_writeregN(struct cx24116_state *state, int reg,
const u8 *data, u16 len)
{
- int ret = -EREMOTEIO;
+ int ret;
struct i2c_msg msg;
u8 *buf;
buf = kmalloc(len + 1, GFP_KERNEL);
- if (buf == NULL) {
- printk("Unable to kmalloc\n");
- ret = -ENOMEM;
- goto error;
- }
+ if (!buf)
+ return -ENOMEM;
*(buf) = reg;
memcpy(buf + 1, data, len);
@@ -251,7 +248,6 @@ static int cx24116_writeregN(struct cx24116_state *state, int reg,
ret = -EREMOTEIO;
}
-error:
kfree(buf);
return ret;
@@ -1121,15 +1117,15 @@ static const struct dvb_frontend_ops cx24116_ops;
struct dvb_frontend *cx24116_attach(const struct cx24116_config *config,
struct i2c_adapter *i2c)
{
- struct cx24116_state *state = NULL;
+ struct cx24116_state *state;
int ret;
dprintk("%s\n", __func__);
/* allocate memory for the internal state */
- state = kzalloc(sizeof(struct cx24116_state), GFP_KERNEL);
+ state = kzalloc(sizeof(*state), GFP_KERNEL);
if (state == NULL)
- goto error1;
+ return NULL;
state->config = config;
state->i2c = i2c;
@@ -1138,8 +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 */
@@ -1147,9 +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);