[media] tvp7002: Check v4l2_of_parse_endpoint() return value

The v4l2_of_parse_endpoint() function can fail so check the return value.

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Javier Martinez Canillas 2016-01-11 14:47:14 -02:00 committed by Mauro Carvalho Chehab
parent fe1e6ac614
commit baf40b5f79

View File

@ -894,7 +894,7 @@ static struct tvp7002_config *
tvp7002_get_pdata(struct i2c_client *client)
{
struct v4l2_of_endpoint bus_cfg;
struct tvp7002_config *pdata;
struct tvp7002_config *pdata = NULL;
struct device_node *endpoint;
unsigned int flags;
@ -905,11 +905,13 @@ tvp7002_get_pdata(struct i2c_client *client)
if (!endpoint)
return NULL;
if (v4l2_of_parse_endpoint(endpoint, &bus_cfg))
goto done;
pdata = devm_kzalloc(&client->dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
goto done;
v4l2_of_parse_endpoint(endpoint, &bus_cfg);
flags = bus_cfg.bus.parallel.flags;
if (flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH)