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[media] uvcvideo: Return -ENOTTY for unsupported ioctls

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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>
This commit is contained in:
Laurent Pinchart 2012-08-28 18:38:58 -03:00 committed by Mauro Carvalho Chehab
parent f887e99ae2
commit 69d11262a3
1 changed files with 2 additions and 2 deletions
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4
drivers/media/usb/uvc/uvc_v4l2.c
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@ -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);