linux-kernel - Re: [PATCH 17/20] media: s5p-mfc: Clear workbit to handle error condition

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Message-ID: <b7dc85c5-acaf-95f4-2409-3c25d9fd8274@linaro.org>
Date:   Tue, 17 May 2022 16:04:25 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Smitha T Murthy <smitha.t@...sung.com>,
        linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Cc:     m.szyprowski@...sung.com, andrzej.hajda@...el.com,
        mchehab@...nel.org, hverkuil-cisco@...all.nl,
        ezequiel@...guardiasur.com.ar, jernej.skrabec@...il.com,
        benjamin.gaignard@...labora.com, stanimir.varbanov@...aro.org,
        dillon.minfei@...il.com, david.plowman@...pberrypi.com,
        mark.rutland@....com, robh+dt@...nel.org, krzk+dt@...nel.org,
        andi@...zian.org, alim.akhtar@...sung.com,
        aswani.reddy@...sung.com, pankaj.dubey@...sung.com,
        linux-fsd@...la.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@...la.com
> Signed-off-by: Smitha T Murthy <smitha.t@...sung.com>

This looks like a bugfix so:
1. Send it separately please.
2. Add Fixes tag.
3. Add Cc stable tag.

Best regards,
Krzysztof