linux-kernel - Re: [PATCH 08/12] selftests/mm: fix a "possibly uninitialized" warning in pkey-x86.h

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Message-ID: <f7288e55-e3e0-76e3-0a95-0330cec13b65@redhat.com>
Date:   Fri, 2 Jun 2023 12:16:12 +0200
From:   David Hildenbrand <david@...hat.com>
To:     John Hubbard <jhubbard@...dia.com>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     Peter Xu <peterx@...hat.com>, Shuah Khan <shuah@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>, linux-mm@...ck.org,
        linux-kselftest@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 08/12] selftests/mm: fix a "possibly uninitialized"
 warning in pkey-x86.h

On 02.06.23 03:33, John Hubbard wrote:
> This fixes a real bug, too, because xstate_size()  was assuming that
> the stack variable xstate_size was initialized to zero. That's not
> guaranteed nor even especially likely.
> 
> Signed-off-by: John Hubbard <jhubbard@...dia.com>

Reviewed-by: David Hildenbrand <david@...hat.com>

-- 
Thanks,

David / dhildenb