netdev - Re: [PATCH RFC v2 net 4/5] ipv6: Avoid double dst

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Message-ID: <20150904235246.GA99888@kafai-mba.local>
Date:	Fri, 4 Sep 2015 16:52:46 -0700
From:	Martin KaFai Lau <kafai@...com>
To:	netdev <netdev@...r.kernel.org>
CC:	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Hannes Frederic Sowa <hannes@...essinduktion.org>,
	Kernel Team <kernel-team@...com>
Subject: Re: [PATCH RFC v2 net 4/5] ipv6: Avoid double dst_free

On Fri, Sep 04, 2015 at 04:12:41PM -0700, Martin KaFai Lau wrote:
> @@ -1962,6 +1961,9 @@ static int __ip6_del_rt(struct rt6_info *rt, struct nl_info *info)
>  	if (rt == net->ipv6.ip6_null_entry) {
>  		err = -ENOENT;
>  		goto out;
> +	} else if (rt->dst.flags & DST_NOCACHE) {
> +		err = -ENOENT;
> +		goto out;
>  	}
These two cases should be merged.
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