From: "Lad, Prabhakar" <prabhakar.cse...@gmail.com>
this patch releases the buffer bu calling vb2_buffer_done(),
with state marked as VB2_BUF_STATE_QUEUED if start_streaming()
call back fails.
Signed-off-by: Lad, Prabhakar <prabhakar.cse...@gmail.com>
---
drivers/staging/media/davinci_vpfe/vpfe_video.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/media/davinci_vpfe/vpfe_video.c
b/drivers/staging/media/davinci_vpfe/vpfe_video.c
index c86ab84..9337d92 100644
--- a/drivers/staging/media/davinci_vpfe/vpfe_video.c
+++ b/drivers/staging/media/davinci_vpfe/vpfe_video.c
@@ -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);
--
1.7.9.5
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