linux-kernel - Re: [PATCH 3/3] [media] au0828-video: Move two assignments in au0828_init

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Date:   Thu, 3 Nov 2016 13:41:04 +0100
From:   Hans Verkuil <hverkuil@...all.nl>
To:     SF Markus Elfring <elfring@...rs.sourceforge.net>,
        linux-media@...r.kernel.org, Hans Verkuil <hans.verkuil@...co.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rafael Lourenço de Lima Chehab 
        <chehabrafael@...il.com>, Shuah Khan <shuah@...nel.org>,
        Wolfram Sang <wsa-dev@...g-engineering.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 3/3] [media] au0828-video: Move two assignments in
 au0828_init_isoc()

On 24/10/16 23:01, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Mon, 24 Oct 2016 22:44:02 +0200
>
> Move the assignment for the data structure members "isoc_copy"
> and "num_bufs" behind the source code for memory allocations
> by this function.

I don't see the point, dropping this patch.

	Hans

>
> Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
> ---
>  drivers/media/usb/au0828/au0828-video.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c
> index b5c88a7..5ebda64 100644
> --- a/drivers/media/usb/au0828/au0828-video.c
> +++ b/drivers/media/usb/au0828/au0828-video.c
> @@ -218,9 +218,6 @@ static int au0828_init_isoc(struct au0828_dev *dev, int max_packets,
>  	int rc;
>
>  	au0828_isocdbg("au0828: called au0828_prepare_isoc\n");
> -
> -	dev->isoc_ctl.isoc_copy = isoc_copy;
> -	dev->isoc_ctl.num_bufs = num_bufs;
>  	dev->isoc_ctl.urb = kcalloc(num_bufs,
>  				    sizeof(*dev->isoc_ctl.urb),
>  				    GFP_KERNEL);
> @@ -240,6 +237,7 @@ static int au0828_init_isoc(struct au0828_dev *dev, int max_packets,
>  	dev->isoc_ctl.buf = NULL;
>
>  	sb_size = max_packets * dev->isoc_ctl.max_pkt_size;
> +	dev->isoc_ctl.num_bufs = num_bufs;
>
>  	/* allocate urbs and transfer buffers */
>  	for (i = 0; i < dev->isoc_ctl.num_bufs; i++) {
> @@ -276,6 +274,7 @@ static int au0828_init_isoc(struct au0828_dev *dev, int max_packets,
>  			k += dev->isoc_ctl.max_pkt_size;
>  		}
>  	}
> +	dev->isoc_ctl.isoc_copy = isoc_copy;
>
>  	/* submit urbs and enables IRQ */
>  	for (i = 0; i < dev->isoc_ctl.num_bufs; i++) {
>