[PATCH] udmabuf: fix error code in map_udmabuf()

[Gerd Hoffmann]

On Fri, Sep 14, 2018 at 09:56:15AM +0300, Dan Carpenter wrote:
> We accidentally forgot to set "ret" on this error path so it means we
> return NULL instead of an error pointer.  The caller checks for NULL and
> changes it to an error pointer so it doesn't cause an issue at run time.

Pushed to drm-misc-next.

thanks,
  Gerd