[media] uvcvideo: Return -ENOTTY for unsupported ioctls

The proper error code is -ENOTTY instead of -EINVAL.
This issue was found by the v4l2-compliance tool.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
index b1aa55fb8984..bf9d07393139 100644
--- a/drivers/media/usb/uvc/uvc_v4l2.c
+++ b/drivers/media/usb/uvc/uvc_v4l2.c
@@ -932,7 +932,7 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg)
 
         case VIDIOC_G_CROP:
         case VIDIOC_S_CROP:
-                return -EINVAL;
+                return -ENOTTY;
 
         /* Buffers & streaming */
         case VIDIOC_REQBUFS:
@@ -1038,7 +1038,7 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg)
 
         case VIDIOC_ENUMOUTPUT:
                 uvc_trace(UVC_TRACE_IOCTL, "Unsupported ioctl 0x%08x\n", cmd);
-                return -EINVAL;
+                return -ENOTTY;
 
         case UVCIOC_CTRL_MAP:
                 return uvc_ioctl_ctrl_map(chain, arg);