NACK/Cmt: [SRU][F][PATCH 1/2] cpufreq: brcmstb-avs-cpufreq: add check for cpufreq_cpu_get's return value

Koichiro Den koichiro.den at canonical.com
Tue Sep 10 11:04:23 UTC 2024


On Tue, Sep 10, 2024 at 12:14:31PM +0200, Thibault Ferrante wrote:
> On 10-09-2024 03:40, Koichiro Den wrote:
> > From: Anastasia Belova <abelova at astralinux.ru>
> > 
> > cpufreq_cpu_get may return NULL. To avoid NULL-dereference check it
> > and return 0 in case of error.
> > 
> > Found by Linux Verification Center (linuxtesting.org) with SVACE.
> > 
> > Fixes: de322e085995 ("cpufreq: brcmstb-avs-cpufreq: AVS CPUfreq driver for Broadcom STB SoCs")
> > Signed-off-by: Anastasia Belova <abelova at astralinux.ru>
> > Signed-off-by: Viresh Kumar <viresh.kumar at linaro.org>
> > (cherry picked from f661017e6d326ee187db24194cabb013d81bc2a6)
> Both commits should be `backported from commit` as there is context adjustment done.
>
> > --(snip)-- 
Alright. It could be applied with fuzz=1 or 2, so it's context
adjustment. I'll send v2 shortly. The same applies for esm so I'll send
v2 for them as well. Thanks!



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