diff options
| author | Xin Long <lucien.xin@gmail.com> | 2017-08-20 13:38:08 +0800 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2017-09-08 13:40:23 +0200 |
| commit | 68913a018f6082f8f90abb8ff9114435ef45dff7 (patch) | |
| tree | 65753bb798dd1b70fdfa2b5053fce767bdbfb302 /net | |
| parent | 1cc4a018669f2fb18c10010f1a7ab3f6fb688cef (diff) | |
netfilter: ipvs: do not create conn for ABORT packet in sctp_conn_schedule
There's no reason for ipvs to create a conn for an ABORT packet
even if sysctl_sloppy_sctp is set.
This patch is to accept it without creating a conn, just as ipvs
does for tcp's RST packet.
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/netfilter/ipvs/ip_vs_proto_sctp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/netfilter/ipvs/ip_vs_proto_sctp.c b/net/netfilter/ipvs/ip_vs_proto_sctp.c index 81f08198b125..57c8ee66491e 100644 --- a/net/netfilter/ipvs/ip_vs_proto_sctp.c +++ b/net/netfilter/ipvs/ip_vs_proto_sctp.c @@ -25,7 +25,8 @@ sctp_conn_schedule(struct netns_ipvs *ipvs, int af, struct sk_buff *skb, sch = skb_header_pointer(skb, iph->len + sizeof(_sctph), sizeof(_schunkh), &_schunkh); if (sch) { - if (!(sysctl_sloppy_sctp(ipvs) || + if (sch->type == SCTP_CID_ABORT || + !(sysctl_sloppy_sctp(ipvs) || sch->type == SCTP_CID_INIT)) return 1; ports = &sh->source; |