linux-kernel - Re: [PATCH v14 19/56] media: dvb-core: Do not initialize twice queue num

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Message-ID: <fc11c361-7d5b-493f-96c8-8495293f2544@collabora.com>
Date:   Thu, 9 Nov 2023 10:50:46 +0100
From:   Andrzej Pietrasiewicz <andrzej.p@...labora.com>
To:     Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        mchehab@...nel.org, tfiga@...omium.org, m.szyprowski@...sung.com,
        ming.qian@....com, ezequiel@...guardiasur.com.ar,
        p.zabel@...gutronix.de, gregkh@...uxfoundation.org,
        hverkuil-cisco@...all.nl, nicolas.dufresne@...labora.com
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-arm-msm@...r.kernel.org,
        linux-rockchip@...ts.infradead.org, linux-staging@...ts.linux.dev,
        kernel@...labora.com
Subject: Re: [PATCH v14 19/56] media: dvb-core: Do not initialize twice queue
 num_buffer field

Hi Benjamin,

W dniu 31.10.2023 o 17:30, Benjamin Gaignard pisze:
> The above memset already zeroed all the ctx fields, it is useless
> to do it here again.
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...labora.com>
> ---
>   drivers/media/dvb-core/dvb_vb2.c | 1 -
>   1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/media/dvb-core/dvb_vb2.c b/drivers/media/dvb-core/dvb_vb2.c
> index 3a966fdf814c..a731b755a0b9 100644
> --- a/drivers/media/dvb-core/dvb_vb2.c
> +++ b/drivers/media/dvb-core/dvb_vb2.c
> @@ -177,7 +177,6 @@ int dvb_vb2_init(struct dvb_vb2_ctx *ctx, const char *name, int nonblocking)
>   	q->ops = &dvb_vb2_qops;
>   	q->mem_ops = &vb2_vmalloc_memops;
>   	q->buf_ops = &dvb_vb2_buf_ops;
> -	q->num_buffers = 0;

A few lines above this one is this:

	q->is_output = 0;

Can this also be included in this (cleanup) patch?

Regards,

Andrzej

>   	ret = vb2_core_queue_init(q);
>   	if (ret) {
>   		ctx->state = DVB_VB2_STATE_NONE;