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

From: Cong Wang
Date: Fri Sep 29 2017 - 13:35:46 EST


On Fri, Sep 29, 2017 at 7:01 AM, Colin King <colin.king@xxxxxxxxxxxxx> wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> 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@xxxxxxxxxxxxx>

Fixes: 1d8134fea2eb ("net_sched: use idr to allocate basic filter handles")

Acked-by: Cong Wang <xiyou.wangcong@xxxxxxxxx>