[media] V4L2: fix compilation if CONFIG_I2C is undefined

i2c_verify_client() is only available, if I2C is enabled. Fix v4l2-async.c
compilation if I2C is disabled.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Guennadi Liakhovetski 2013-06-24 05:13:51 -03:00 committed by Mauro Carvalho Chehab
parent c4d6e6310b
commit fe05e141a4
1 changed files with 4 additions and 0 deletions

View File

@ -24,11 +24,15 @@
static bool match_i2c(struct device *dev, struct v4l2_async_subdev *asd)
{
#if IS_ENABLED(CONFIG_I2C)
struct i2c_client *client = i2c_verify_client(dev);
return client &&
asd->bus_type == V4L2_ASYNC_BUS_I2C &&
asd->match.i2c.adapter_id == client->adapter->nr &&
asd->match.i2c.address == client->addr;
#else
return false;
#endif
}
static bool match_platform(struct device *dev, struct v4l2_async_subdev *asd)