linux-kernel - Re: [PATCH linux-next] xfrm: Remove duplicate assignment

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Message-ID: <20211119083805.GN427717@gauss3.secunet.de>
Date:   Fri, 19 Nov 2021 09:38:05 +0100
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     <cgel.zte@...il.com>
CC:     Herbert Xu <herbert@...dor.apana.org.au>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        luo penghao <luo.penghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: Re: [PATCH linux-next] xfrm: Remove duplicate assignment

On Thu, Nov 04, 2021 at 06:26:21AM +0000, cgel.zte@...il.com wrote:
> From: luo penghao <luo.penghao@....com.cn>
> 
> The statement in the switch is repeated with the statement at the
> beginning of the while loop, so this statement is meaningless.
> 
> The clang_analyzer complains as follows:
> 
> net/xfrm/xfrm_policy.c:3392:2 warning:
> 
> Value stored to 'exthdr' is never read
> 
> Reported-by: Zeal Robot <zealci@....com.cn>
> Signed-off-by: luo penghao <luo.penghao@....com.cn>

Applied to ipsec-next, thanks luo!