netdev - Re: [PATCH] ipv6: remove redundant store to value after addition

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Date:   Tue, 28 Jun 2022 09:04:42 -0600
From:   David Ahern <dsahern@...nel.org>
To:     Colin Ian King <colin.i.king@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ipv6: remove redundant store to value after addition

On 6/28/22 8:54 AM, Colin Ian King wrote:
> There is no need to store the result of the addition back to variable count
> after the addition. The store is redundant, replace += with just +
> 
> Cleans up clang scan build warning:
> warning: Although the value stored to 'count' is used in the enclosing
> expression, the value is never actually read from 'count'
> 
> Signed-off-by: Colin Ian King <colin.i.king@...il.com>
> ---
>  net/ipv6/route.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 

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