linux-kernel - Re: [PATCH] slimbus: qcom-ngd-ctrl: Avoid sending power requests without QMI

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Wed, 25 Nov 2020 09:58:06 +0000
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Andy Gross <agross@...nel.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Vinod Koul <vkoul@...nel.org>, linux-arm-msm@...r.kernel.org,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] slimbus: qcom-ngd-ctrl: Avoid sending power requests
 without QMI



On 25/11/2020 05:42, Bjorn Andersson wrote:
> Attempting to send a power request during PM operations, when the QMI
> handle isn't initialized results in a NULL pointer dereference. So check
> if the QMI handle has been initialized before attempting to post the
> power requests.
> 
> Fixes: 917809e2280b ("slimbus: ngd: Add qcom SLIMBus NGD driver")
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>


Applied thanks,

--srini