udmabuf: use ENOTTY for invalid ioctls
authorGerd Hoffmann <kraxel@redhat.com>
Tue, 11 Sep 2018 13:42:13 +0000 (15:42 +0200)
committerGerd Hoffmann <kraxel@redhat.com>
Wed, 12 Sep 2018 06:21:32 +0000 (08:21 +0200)
commit52499d9cdd887843fa37bf8733047fded7e907cb
tree9f93fb9899bf60313f2c8ef3acbd30345a2b4ca3
parent7a1c67d78094236e8ba0c5f6f83a8baf33a53860
udmabuf: use ENOTTY for invalid ioctls

Reported-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20180911134216.9760-11-kraxel@redhat.com
drivers/dma-buf/udmabuf.c