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Message-ID: <7ad450c4-78df-ed5c-a05d-5dca8201d081@redhat.com>
Date:   Thu, 12 Oct 2023 14:10:13 +0200
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Subject: Re: [PATCH v11 16/56] media: atomisp: Use vb2_get_buffer() instead of
 directly access to buffers array
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To:     Benjamin Gaignard <benjamin.gaignard@collabora.com>,
        mchehab@kernel.org, tfiga@chromium.org, m.szyprowski@samsung.com,
        ming.qian@nxp.com, ezequiel@vanguardiasur.com.ar,
        p.zabel@pengutronix.de, gregkh@linuxfoundation.org,
        hverkuil-cisco@xs4all.nl, nicolas.dufresne@collabora.com
Cc:     linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org,
        linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev,
        kernel@collabora.com, Sakari Ailus <sakari.ailus@linux.intel.com>
References: <20231012114642.19040-1-benjamin.gaignard@collabora.com>
 <20231012114642.19040-17-benjamin.gaignard@collabora.com>
From:   Hans de Goede <hdegoede@redhat.com>
In-Reply-To: <20231012114642.19040-17-benjamin.gaignard@collabora.com>
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Precedence: bulk

Hi,

On 10/12/23 13:46, Benjamin Gaignard wrote:
> Use vb2_get_buffer() instead of directly access to vb2_buffer buffer array.
> This could allow to change the type bufs[] field of vb2_buffer structure if
> needed.
> No need to check the result of vb2_get_buffer, vb2_ioctl_dqbuf() already
> checked that it is valid.
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
> CC: Hans de Goede <hdegoede@redhat.com>
> CC: Mauro Carvalho Chehab <mchehab@kernel.org>
> CC: Sakari Ailus <sakari.ailus@linux.intel.com>

Thanks, patch looks good to me:

Reviewed-by: Hans de Goede <hdegoede@redhat.com>

Regards,

Hans


> ---
>  drivers/staging/media/atomisp/pci/atomisp_ioctl.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
> index a8e4779d007f..a8a964b2f1a8 100644
> --- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
> +++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
> @@ -1059,7 +1059,7 @@ static int atomisp_dqbuf_wrapper(struct file *file, void *fh, struct v4l2_buffer
>  	if (ret)
>  		return ret;
>  
> -	vb = pipe->vb_queue.bufs[buf->index];
> +	vb = vb2_get_buffer(&pipe->vb_queue, buf->index);
>  	frame = vb_to_frame(vb);
>  
>  	buf->reserved = asd->frame_status[buf->index];