> On 13 Jun 2017, at 4:56 PM, Haishuang Yan <yanhaishu...@cmss.chinamobile.com>
> wrote:
>
> When __ip6_tnl_rcv fails, the tun_dst won't be freed, so call
> dst_release to free it in error code path.
>
> CC: Alexei Starovoitov <a...@fb.com>
> Fixes: 8d79266bc48c ("ip6_tunnel: add collect_md mode to IPv6 tunnels")
> Signed-off-by: Haishuang Yan <yanhaishu...@cmss.chinamobile.com>
> Tested-by: Zhang Shengju <zhangshen...@cmss.chinamobile.com>
>
> ---
> v4:
> - Add tester information
> v3:
> - Free tun_dst from error code path
> v2:
> - Add the the missing Fixes information
> ---
> net/ipv6/ip6_tunnel.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
> index 9b37f97..ef99d59 100644
> --- a/net/ipv6/ip6_tunnel.c
> +++ b/net/ipv6/ip6_tunnel.c
> @@ -859,6 +859,8 @@ static int __ip6_tnl_rcv(struct ip6_tnl *tunnel, struct
> sk_buff *skb,
> return 0;
>
> drop:
> + if (tun_dst)
> + dst_release((struct dst_entry *)tun_dst);
> kfree_skb(skb);
> return 0;
> }
> --
> 1.8.3.1
>
>
Hi David, Please ignore the patches, I forgot to add subject prefix, sorry.
