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V4L/DVB (13310): uvcvideo: Return -EINVAL instead of -ENODEV in read()

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-EINVAL is required by the V4L2 specification. -ENODEV is simply wrong
as the device exists.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Laurent Pinchart
2009-11-04 11:53:49 -03:00
committed by Mauro Carvalho Chehab
parent 3bc766ad37
commit 350d6407f8
1 changed files with 1 additions and 1 deletions
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2
drivers/media/video/uvc/uvc_v4l2.c
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@@ -1035,7 +1035,7 @@ static ssize_t uvc_v4l2_read(struct file *file, char __user *data,
size_t count, loff_t *ppos)
{
uvc_trace(UVC_TRACE_CALLS, "uvc_v4l2_read: not implemented.\n");
return -ENODEV;
return -EINVAL;
}
/*