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(parent: daaa81c) | patch
media: v4l2-ioctl.c: don't copy back the result for -ENOTTY
authorHans Verkuil <hans.verkuil@cisco.com>
Wed, 14 Feb 2018 11:48:18 +0000 (12:48 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 17 Feb 2018 12:21:15 +0000 (13:21 +0100)
commite78d9fdf5ecce2830d76d54017c3d8531bf9b119
tree761126a390bb4b1fbcc785a4096ea76896019f7dtree | snapshot
parentdaaa81c48402da28cc9e32ad55c48fb05e61b005commit | 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