linux-kernel - Re: [PATCH][net-next] net_sched: remove redundant assignment to ret

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Date:   Sun, 01 Oct 2017 04:08:28 +0100 (WEST)
From:   David Miller <davem@...emloft.net>
To:     colin.king@...onical.com
Cc:     jhs@...atatu.com, xiyou.wangcong@...il.com, jiri@...nulli.us,
        netdev@...r.kernel.org, kernel-janitors@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH][net-next] net_sched: remove redundant assignment to ret

From: Colin King <colin.king@...onical.com>
Date: Fri, 29 Sep 2017 15:01:16 +0100

> From: Colin Ian King <colin.king@...onical.com>
> 
> The assignment of -EINVAL to variable ret is redundant as it
> is being overwritten on the following error exit paths or
> to the return value from the following call to basic_set_parms.
> Fix this up by removing it. Cleans up clang warning message:
> 
> net/sched/cls_basic.c:185:2: warning: Value stored to 'err' is never read
> 
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Applied.