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(parent: 49ffe04) | patch
media: v4l2-ioctl.c: don't copy back the result for -ENOTTY
authorHans Verkuil <hans.verkuil@cisco.com>
Wed, 14 Feb 2018 11:52:27 +0000 (12:52 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 16 Feb 2018 19:09:43 +0000 (20:09 +0100)
commit15e3780a8add9d5cd6bdc9df9cdc4e0d9b8e55dd
tree1e9bb4afff962bb7779ba6277869a5f9b06a35c9tree | snapshot
parent49ffe04fcdf29c8925344bce314d9398b2d7743dcommit | diff
media: v4l2-ioctl.c: don't copy back the result for -ENOTTY

commit 181a4a2d5a0a7b43cab08a70710d727e7764ccdd upstream.

If the ioctl returned -ENOTTY, then don't bother copying
back the result as there is no point.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/media/v4l2-core/v4l2-ioctl.c diff | blob | history
Mirror: https://github.com/0ranko0P/kernel_xiaomi_msm8998/
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