@@ -359,10 +359,14 @@ static void mtk_vdec_worker(struct work_struct *work)
ctx->id, bs_src->va, &bs_src->dma_addr, bs_src->size, vb2_src);
/* Apply request controls. */
src_buf_req = vb2_src->req_obj.req;
- if (src_buf_req)
+ if (src_buf_req) {
v4l2_ctrl_request_setup(src_buf_req, &ctx->ctrl_hdl);
- else
+ } else {
mtk_v4l2_vdec_err(ctx, "vb2 buffer media request is NULL");
+ v4l2_m2m_buf_done(vb2_v4l2_src, VB2_BUF_STATE_ERROR);
+ v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
+ return;
+ }
ret = vdec_if_decode(ctx, bs_src, NULL, &res_chg);
if (ret && ret != -EAGAIN) {
@@ -380,8 +384,7 @@ static void mtk_vdec_worker(struct work_struct *work)
state = ret ? VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE;
if (!IS_VDEC_LAT_ARCH(dev->vdec_pdata->hw_arch) ||
ctx->current_codec == V4L2_PIX_FMT_VP8_FRAME) {
- if (src_buf_req)
- v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl);
+ v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl);
vb2_v4l2_dst = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
v4l2_m2m_buf_done(vb2_v4l2_dst, state);
v4l2_m2m_buf_done(vb2_v4l2_src, state);
@@ -398,8 +401,7 @@ static void mtk_vdec_worker(struct work_struct *work)
*/
ctx->last_vb2_v4l2_src = (ret != -EAGAIN) ? NULL : vb2_v4l2_src;
if (ret && ret != -EAGAIN) {
- if (src_buf_req)
- v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl);
+ v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl);
v4l2_m2m_buf_done(vb2_v4l2_src, state);
}
Need to set the buffer status to error if the media request of each source buffer is NULL, then schedule the work to process again in case of access NULL pointer. Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com> --- .../vcodec/decoder/mtk_vcodec_dec_stateless.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-)