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Commit 8f7402a3 authored by Lad, Prabhakar's avatar Lad, Prabhakar Committed by Mauro Carvalho Chehab
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[media] staging: media: davinci: vpfe: release buffers in case start_streaming call back fails 



this patch releases the buffer by calling vb2_buffer_done(),
with state marked as VB2_BUF_STATE_QUEUED if start_streaming()
call back fails.

Signed-off-by: default avatarLad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent 933fd6e5

drivers/staging/media/davinci_vpfe/vpfe_video.c

+9 −1
Original line number Diff line number Diff line
@@ -1218,8 +1218,16 @@ static int vpfe_start_streaming(struct vb2_queue *vq, unsigned int count) 
	video->state = VPFE_VIDEO_BUFFER_QUEUED;



	ret = vpfe_start_capture(video);

	if (ret)

	if (ret) {

		struct vpfe_cap_buffer *buf, *tmp;



		vb2_buffer_done(&video->cur_frm->vb, VB2_BUF_STATE_QUEUED);

		list_for_each_entry_safe(buf, tmp, &video->dma_queue, list) {

			list_del(&buf->list);

			vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED);

		}

		goto unlock_out;

	}



	mutex_unlock(&video->lock);