[PATCH v2] media: mediatek: vcodec: fix h264 cavlc bitstream fail

[Chen-Yu Tsai]

On Tue, Oct 18, 2022 at 7:41 PM Yunfei Dong <yunfei.dong at mediatek.com> wrote:
>
> Some cavlc bistream will decode fail when the frame size is small than
> 20 bytes. Need to add pending data at the end of the bitstream.
>
> For the minimum size of mapped memory is 256 bytes(16x16), adding four bytes data
> won't lead to access unknown virtual memory.
>
> Fixes: 59fba9eed5a7 ("media: mediatek: vcodec: support stateless H.264 decoding for mt8192")
> Signed-off-by: Yunfei Dong <yunfei.dong at mediatek.com>

Reviewed-by: Chen-Yu Tsai <wenst at chromium.org>