Hi Philipp,
On 25 June 2015 at 11:01, Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> wrote:
> Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
Please add the patch description no matter how simple it is and how
well the subject covers the content of the patch.
Best wishes,
Kamil
> ---
> drivers/media/v4l2-core/v4l2-mem2mem.c | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c
> index dc853e5..511caaa 100644
> --- a/drivers/media/v4l2-core/v4l2-mem2mem.c
> +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c
> @@ -357,9 +357,16 @@ int v4l2_m2m_reqbufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
> struct v4l2_requestbuffers *reqbufs)
> {
> struct vb2_queue *vq;
> + int ret;
>
> vq = v4l2_m2m_get_vq(m2m_ctx, reqbufs->type);
> - return vb2_reqbufs(vq, reqbufs);
> + ret = vb2_reqbufs(vq, reqbufs);
> + /* If count == 0, then the owner has released all buffers and he
> + is no longer owner of the queue. Otherwise we have a new owner. */
> + if (ret == 0)
> + vq->owner = reqbufs->count ? file->private_data : NULL;
> +
> + return ret;
> }
> EXPORT_SYMBOL_GPL(v4l2_m2m_reqbufs);
>
> --
> 2.1.4
>
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