media: v4l2-async: Safely clean up an uninitialised notifier

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Make the V4L2 async framework a bit more robust by allowing to clean up an
uninitialised notifier. Otherwise the result would be a (close to) NULL
pointer dereference.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Tested-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

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Sakari Ailus 2019-03-04 04:29:49 -05:00 • committed by Mauro Carvalho Chehab

parent 2ea4cfc9a7

commit d1e164289e

1 changed files with 1 additions and 1 deletions

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drivers/media/v4l2-core/v4l2-async.c

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