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author | Ingo Molnar <mingo@kernel.org> | 2013-04-08 11:43:30 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2013-04-08 11:43:30 +0200 |
commit | 529801898b24544f93532217ce18a7ebbb2b8c4f (patch) | |
tree | c51c8fd808e6cff15cabb1a9ac29be0661942384 /net/netfilter/ipvs/ip_vs_proto_sctp.c | |
parent | b847d0501afec4c7b12eb276aec10a2834f953ea (diff) | |
parent | 23995bbee01d75f09f72b1380bd6045a5b02947b (diff) | |
download | linux-3.10-529801898b24544f93532217ce18a7ebbb2b8c4f.tar.gz linux-3.10-529801898b24544f93532217ce18a7ebbb2b8c4f.tar.bz2 linux-3.10-529801898b24544f93532217ce18a7ebbb2b8c4f.zip |
Merge branch 'for-tip' of git://git.kernel.org/pub/scm/linux/kernel/git/rric/oprofile into perf/core
Pull IBM zEnterprise EC12 support patchlet from Robert Richter.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/netfilter/ipvs/ip_vs_proto_sctp.c')
-rw-r--r-- | net/netfilter/ipvs/ip_vs_proto_sctp.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/net/netfilter/ipvs/ip_vs_proto_sctp.c b/net/netfilter/ipvs/ip_vs_proto_sctp.c index ae8ec6f2768..cd1d7298f7b 100644 --- a/net/netfilter/ipvs/ip_vs_proto_sctp.c +++ b/net/netfilter/ipvs/ip_vs_proto_sctp.c @@ -906,7 +906,7 @@ set_sctp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp, sctp_chunkhdr_t _sctpch, *sch; unsigned char chunk_type; int event, next_state; - int ihl; + int ihl, cofs; #ifdef CONFIG_IP_VS_IPV6 ihl = cp->af == AF_INET ? ip_hdrlen(skb) : sizeof(struct ipv6hdr); @@ -914,8 +914,8 @@ set_sctp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp, ihl = ip_hdrlen(skb); #endif - sch = skb_header_pointer(skb, ihl + sizeof(sctp_sctphdr_t), - sizeof(_sctpch), &_sctpch); + cofs = ihl + sizeof(sctp_sctphdr_t); + sch = skb_header_pointer(skb, cofs, sizeof(_sctpch), &_sctpch); if (sch == NULL) return; @@ -933,10 +933,12 @@ set_sctp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp, */ if ((sch->type == SCTP_CID_COOKIE_ECHO) || (sch->type == SCTP_CID_COOKIE_ACK)) { - sch = skb_header_pointer(skb, (ihl + sizeof(sctp_sctphdr_t) + - sch->length), sizeof(_sctpch), &_sctpch); - if (sch) { - if (sch->type == SCTP_CID_ABORT) + int clen = ntohs(sch->length); + + if (clen >= sizeof(sctp_chunkhdr_t)) { + sch = skb_header_pointer(skb, cofs + ALIGN(clen, 4), + sizeof(_sctpch), &_sctpch); + if (sch && sch->type == SCTP_CID_ABORT) chunk_type = sch->type; } } |