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authorHans Schillstrom <hans.schillstrom@ericsson.com>2010-11-19 14:25:09 +0100
committerSimon Horman <horms@verge.net.au>2010-11-25 10:42:58 +0900
commit3716522653a79b724b02ee911f1b60c41932f847 (patch)
treeb54c4a06f4db333f1c92041192c8765164871101 /net/netfilter/ipvs/ip_vs_pe_sip.c
parentce144f249f3f21a095a093d5d1ebd845177858da (diff)
IPVS: skb defrag in L7 helpers
L7 helpers like sip needs skb defrag since L7 data can be fragmented. This patch requires "IPVS Break ports-2 into src_port and dst_port" patch Signed-off-by: Hans Schillstrom <hans.schillstrom@ericsson.com> Acked-by: Julian Anastasov <ja@ssi.bg> Signed-off-by: Simon Horman <horms@verge.net.au>
Diffstat (limited to 'net/netfilter/ipvs/ip_vs_pe_sip.c')
-rw-r--r--net/netfilter/ipvs/ip_vs_pe_sip.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/netfilter/ipvs/ip_vs_pe_sip.c b/net/netfilter/ipvs/ip_vs_pe_sip.c
index b8b4e9620f3e..0d83bc01fed4 100644
--- a/net/netfilter/ipvs/ip_vs_pe_sip.c
+++ b/net/netfilter/ipvs/ip_vs_pe_sip.c
@@ -71,6 +71,7 @@ ip_vs_sip_fill_param(struct ip_vs_conn_param *p, struct sk_buff *skb)
struct ip_vs_iphdr iph;
unsigned int dataoff, datalen, matchoff, matchlen;
const char *dptr;
+ int retc;
ip_vs_fill_iphdr(p->af, skb_network_header(skb), &iph);
@@ -83,6 +84,8 @@ ip_vs_sip_fill_param(struct ip_vs_conn_param *p, struct sk_buff *skb)
if (dataoff >= skb->len)
return -EINVAL;
+ if ((retc=skb_linearize(skb)) < 0)
+ return retc;
dptr = skb->data + dataoff;
datalen = skb->len - dataoff;