linux-kernel - Re: [PATCH] kconfig: plug false-positive warning in get_prompt

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Message-ID: <20140525231832.GA1731@node.dhcp.inet.fi>
Date:	Mon, 26 May 2014 02:18:32 +0300
From:	"Kirill A. Shutemov" <kirill@...temov.name>
To:	Konstantin Khlebnikov <koct9i@...il.com>
Cc:	"Yann E. MORIN" <yann.morin.1998@...e.fr>,
	linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] kconfig: plug false-positive warning in get_prompt_str()
 seen with gcc-4.9

On Sun, May 25, 2014 at 08:47:51PM +0400, Konstantin Khlebnikov wrote:
> scripts/kconfig/menu.c: In function ‘get_symbol_str’:
> scripts/kconfig/menu.c:590:18: warning: ‘jump’ may be used uninitialized in this function [-Wmaybe-uninitialized]
>      jump->offset = strlen(r->s);
>                   ^

BTW, why do we need strlen() there? what's wrong with r->len?

-- 
 Kirill A. Shutemov
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