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From:   "Smitha T Murthy" <smitha.t@samsung.com>
To:     "'Krzysztof Kozlowski'" <krzysztof.kozlowski@linaro.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-media@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <devicetree@vger.kernel.org>
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        <mchehab@kernel.org>, <hverkuil-cisco@xs4all.nl>,
        <ezequiel@vanguardiasur.com.ar>, <jernej.skrabec@gmail.com>,
        <benjamin.gaignard@collabora.com>, <stanimir.varbanov@linaro.org>,
        <dillon.minfei@gmail.com>, <david.plowman@raspberrypi.com>,
        <mark.rutland@arm.com>, <robh+dt@kernel.org>, <krzk+dt@kernel.org>,
        <andi@etezian.org>, <alim.akhtar@samsung.com>,
        <aswani.reddy@samsung.com>, <pankaj.dubey@samsung.com>,
        <linux-fsd@tesla.com>
In-Reply-To: <b7dc85c5-acaf-95f4-2409-3c25d9fd8274@linaro.org>
Subject: RE: [PATCH 17/20] media: s5p-mfc: Clear workbit to handle error
 condition
Date:   Tue, 5 Jul 2022 17:22:12 +0530
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> -----Original Message-----
> From: Krzysztof Kozlowski [mailto:krzysztof.kozlowski@linaro.org]
> Sent: Tuesday, May 17, 2022 7:34 PM
> To: Smitha T Murthy <smitha.t@samsung.com>; linux-arm-
> kernel@lists.infradead.org; linux-media@vger.kernel.org; linux-
> kernel@vger.kernel.org; devicetree@vger.kernel.org
> Cc: m.szyprowski@samsung.com; andrzej.hajda@intel.com;
> mchehab@kernel.org; hverkuil-cisco@xs4all.nl;
> ezequiel@vanguardiasur.com.ar; jernej.skrabec@gmail.com;
> benjamin.gaignard@collabora.com; stanimir.varbanov@linaro.org;
> dillon.minfei@gmail.com; david.plowman@raspberrypi.com;
> mark.rutland@arm.com; robh+dt@kernel.org; krzk+dt@kernel.org;
> andi@etezian.org; alim.akhtar@samsung.com; aswani.reddy@samsung.com;
> pankaj.dubey@samsung.com; linux-fsd@tesla.com
> Subject: Re: [PATCH 17/20] media: s5p-mfc: Clear workbit to handle error
> condition
> 
> On 17/05/2022 14:55, Smitha T Murthy wrote:
> > During error on CLOSE_INSTANCE command, ctx_work_bits was not getting
> > cleared. During consequent mfc execution NULL pointer dereferencing of
> > this context led to kernel panic. This patch fixes this issue by
> > making sure to clear ctx_work_bits always.
> >
> > Cc: linux-fsd@tesla.com
> > Signed-off-by: Smitha T Murthy <smitha.t@samsung.com>
> 
> This looks like a bugfix so:
> 1. Send it separately please.
> 2. Add Fixes tag.
> 3. Add Cc stable tag.
> 
> Best regards,
> Krzysztof

Ok I will send this separately

Regards,
Smitha