linux-kernel - Re: [PATCH] objtool: Fix off-by-one in symbol_by

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Message-ID: <alpine.LSU.2.21.2004061110450.26870@pobox.suse.cz>
Date:   Mon, 6 Apr 2020 11:11:03 +0200 (CEST)
From:   Miroslav Benes <mbenes@...e.cz>
To:     Julien Thierry <jthierry@...hat.com>
cc:     linux-kernel@...r.kernel.org, jpoimboe@...hat.com,
        peterz@...radead.org
Subject: Re: [PATCH] objtool: Fix off-by-one in symbol_by_offset()

On Fri, 3 Apr 2020, Julien Thierry wrote:

> Sometimes, WARN_FUNC() and other users of symbol_by_offset() will
> associate the first instruction of a symbol with the symbol preceding
> it.
> This is because symbol->offset + symbol->len is already outside of the
> symbol's range.
> 
> Signed-off-by: Julien Thierry <jthierry@...hat.com>

Reviewed-by: Miroslav Benes <mbenes@...e.cz>