netdev - Re: [patch net-next 6/6] net_sched: cls

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Date:	Wed, 03 Dec 2014 08:07:06 -0500
From:	Jamal Hadi Salim <jhs@...atatu.com>
To:	Jiri Pirko <jiri@...nulli.us>, netdev@...r.kernel.org
CC:	davem@...emloft.net
Subject: Re: [patch net-next 6/6] net_sched: cls_cgroup: remove unnecessary
 if

On 12/02/14 12:00, Jiri Pirko wrote:
> since head->handle == handle (checked before), just assign handle.
>
> Signed-off-by: Jiri Pirko <jiri@...nulli.us>
> ---
>   net/sched/cls_cgroup.c | 6 +-----
>   1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
> index d61a801..dbee65e 100644
> --- a/net/sched/cls_cgroup.c
> +++ b/net/sched/cls_cgroup.c
> @@ -117,11 +117,7 @@ static int cls_cgroup_change(struct net *net, struct sk_buff *in_skb,
>   		return -ENOBUFS;
>
>   	tcf_exts_init(&new->exts, TCA_CGROUP_ACT, TCA_CGROUP_POLICE);
> -	if (head)
> -		new->handle = head->handle;
> -	else
> -		new->handle = handle;
> -
> +	new->handle = handle;


Hrm. head could be NULL, no?

cheers,
jamal

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