Dan Carpenter 9b8eb4d147 drm/vmwgfx: return -EFAULT for copy_to_user errors ...

copy_to/from_user() returns the number of bytes remaining to be copied
but we want to return a negative error code here.  This gets returned to
userspace.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

2010-06-08 09:33:41 +10:00

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