msm: vidc: Allow 0 filled length qbuf

Allow client to send 0 filled length qbuf,
to avoid v4l2 core from setting filled length
to alloc length.

Change-Id: I6c320cc31048584f2f57badaba94776e0cdd73d9
Signed-off-by: Surajit Podder <spodder@codeaurora.org>
1 file changed