linux-kernel - Re: [PATCH] media: ipu3-cio2: Fix mbus_code processing in cio2_subdev_set

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Message-ID: <20210102172744.GG11878@paasikivi.fi.intel.com>
Date:   Sat, 2 Jan 2021 19:27:44 +0200
From:   Sakari Ailus <sakari.ailus@...ux.intel.com>
To:     Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc:     Pavel Machek <pavel@...x.de>, andy.shevchenko@...il.com,
        mchehab+huawei@...nel.org, yong.zhi@...el.com,
        bingbu.cao@...el.com, tian.shu.qiu@...el.com,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] media: ipu3-cio2: Fix mbus_code processing in
 cio2_subdev_set_fmt()

On Wed, Dec 30, 2020 at 11:20:09PM +0200, Laurent Pinchart wrote:
> Hi Pavel,
> 
> Thank you for the patch.
> 
> On Wed, Dec 30, 2020 at 01:55:50PM +0100, Pavel Machek wrote:
> > Loop was useless as it would always exit on the first iteration. Fix
> > it with right condition. 
> > 
> > Signed-off-by: Pavel Machek (CIP) <pavel@...x.de>
> > Fixes: a86cf9b29e8b ("media: ipu3-cio2: Validate mbus format in setting subdev format")
> 
> Tested-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

Thanks!

As this should go to stable, I'm adding:

	Cc: stable@...r.kernel.org # v4.16 and up

> 
> > index 36e354ecf71e..e8ea69d30bfd 100644
> > --- a/drivers/media/pci/intel/ipu3/ipu3-cio2.c
> > +++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.c
> > @@ -1269,7 +1269,7 @@ static int cio2_subdev_set_fmt(struct v4l2_subdev *sd,
> >  	fmt->format.code = formats[0].mbus_code;
> >  
> >  	for (i = 0; i < ARRAY_SIZE(formats); i++) {
> > -		if (formats[i].mbus_code == fmt->format.code) {
> > +		if (formats[i].mbus_code == mbus_code) {
> >  			fmt->format.code = mbus_code;
> >  			break;
> >  		}
> > 
> 
> -- 
> Regards,
> 
> Laurent Pinchart

-- 
Sakari Ailus