linux-kernel - Re: [PATCH v7 10/13] perf tools: fix NULL point in evsel_

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Message-ID: <981b55a8-b5a6-6353-97f6-f94d287cd583@amd.com>
Date:   Wed, 23 Mar 2022 14:01:11 -0500
From:   Kim Phillips <kim.phillips@....com>
To:     Stephane Eranian <eranian@...gle.com>, linux-kernel@...r.kernel.org
Cc:     peterz@...radead.org, acme@...hat.com, jolsa@...hat.com,
        songliubraving@...com, rafael@...nel.org, ravi.bangoria@....com,
        sandipan.das@....com
Subject: Re: [PATCH v7 10/13] perf tools: fix NULL point in evsel__env()

On 3/22/22 5:15 PM, Stephane Eranian wrote:
> evsel_env() cannot return NULL. In case evsel->evlist->env is NULL default
> to perf_env. Fixes crashes in evsel__open_strerror()
> 
> Signed-off-by: Ravi Bangoria <ravi.bangoria@....com>
> Reviewed-by: Stephane Eranian <eranian@...gle.com>
> ---

Signed-off-by: Kim Phillips <kim.phillips@....com>

FWIW, here's a link to one of the original submissions:

https://lkml.org/lkml/2022/1/26/1220

Thanks,

Kim