linux-kernel - Re: [PATCH v2] venus: fix copy/paste error in return_buf

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Message-ID: <ba079222-f2e2-2988-b028-f996a19a7247@mm-sol.com>
Date:   Mon, 21 Aug 2017 12:14:52 +0300
From:   Stanimir Varbanov <svarbanov@...sol.com>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        Hans Verkuil <hverkuil@...all.nl>,
        Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] venus: fix copy/paste error in return_buf_error

Thanks Gustavo!

On 08/18/2017 07:07 PM, Gustavo A. R. Silva wrote:
> Call function v4l2_m2m_dst_buf_remove_by_buf() instead of
> v4l2_m2m_src_buf_remove_by_buf()
> 
> Addresses-Coverity-ID: 1415317
> Cc: Stanimir Varbanov <stanimir.varbanov@...aro.org>
> Cc: Hans Verkuil <hverkuil@...all.nl>
> Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
> ---
> Changes in v2:
>  Stanimir Varbanov confirmed this is a bug. The correct fix is to call
>  function v4l2_m2m_dst_buf_remove_by_buf instead of function
>  v4l2_m2m_src_buf_remove_by_buf in the _else_ branch.
> 
>  drivers/media/platform/qcom/venus/helpers.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Acked-by: Stanimir Varbanov <stanimir.varbanov@...aro.org>

> 
> diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
> index 5f4434c..2d61879 100644
> --- a/drivers/media/platform/qcom/venus/helpers.c
> +++ b/drivers/media/platform/qcom/venus/helpers.c
> @@ -243,7 +243,7 @@ static void return_buf_error(struct venus_inst *inst,
>  	if (vbuf->vb2_buf.type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
>  		v4l2_m2m_src_buf_remove_by_buf(m2m_ctx, vbuf);
>  	else
> -		v4l2_m2m_src_buf_remove_by_buf(m2m_ctx, vbuf);
> +		v4l2_m2m_dst_buf_remove_by_buf(m2m_ctx, vbuf);
>  
>  	v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_ERROR);
>  }
> 

-- 
regards,
Stan