media: ov7740: Check for possible NULL return value in control creation

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Check that creating the control actually succeeded before accessing it.
A failure would lead to NULL pointer reference. Fix this.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

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Sakari Ailus 2018-04-12 06:14:26 -04:00 • committed by Mauro Carvalho Chehab

parent 31b9cb6ecd

commit bad04a55ab

1 changed files with 8 additions and 3 deletions

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drivers/media/i2c/ov7740.c

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