linux-kernel - Re: [PATCH net-next] ipv6: mcast: Remove redundant comparison in igmp6_mcf_get

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Message-ID: <4c8ce973-15fb-1e25-7ec2-049336ed7f2b@kernel.org>
Date:   Tue, 12 Sep 2023 09:43:29 -0600
From:   David Ahern <dsahern@...nel.org>
To:     Gavrilov Ilia <Ilia.Gavrilov@...otecs.ru>,
        "David S. Miller" <davem@...emloft.net>
Cc:     Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "lvc-project@...uxtesting.org" <lvc-project@...uxtesting.org>
Subject: Re: [PATCH net-next] ipv6: mcast: Remove redundant comparison in
 igmp6_mcf_get_next()

On 9/12/23 2:42 AM, Gavrilov Ilia wrote:
> The 'state->im' value will always be non-zero after
> the 'while' statement, so the check can be removed.
> 
> Found by InfoTeCS on behalf of Linux Verification Center
> (linuxtesting.org) with SVACE.
> 
> Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
> Signed-off-by: Gavrilov Ilia <Ilia.Gavrilov@...otecs.ru>
> ---
> Repost according to https://lore.kernel.org/all/cdc2183a-c79a-b4bd-2726-bd3a2d6d5440@kernel.org/
>  net/ipv6/mcast.c | 2 --
>  1 file changed, 2 deletions(-)
> 

Reviewed-by: David Ahern <dsahern@...nel.org>