[PATCH 3/8] IPVS: skb defrag in L7 helpers

To: lvs-devel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, netfilter@xxxxxxxxxxxxxxx, netfilter-devel@xxxxxxxxxxxxxxx
Subject: [PATCH 3/8] IPVS: skb defrag in L7 helpers
Cc: Hans Schillstrom <hans.schillstrom@xxxxxxxxxxxx>, Julian Anastasov <ja@xxxxxx>, Patrick McHardy <kaber@xxxxxxxxx>, Simon Horman <horms@xxxxxxxxxxxx>
From: Simon Horman <horms@xxxxxxxxxxxx>
Date: Thu, 25 Nov 2010 10:46:53 +0900
From: Hans Schillstrom <hans.schillstrom@xxxxxxxxxxxx>

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@xxxxxxxxxxxx>
Acked-by: Julian Anastasov <ja@xxxxxx>
Signed-off-by: Simon Horman <horms@xxxxxxxxxxxx>
 net/netfilter/ipvs/ip_vs_pe_sip.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/net/netfilter/ipvs/ip_vs_pe_sip.c 
index b8b4e96..0d83bc0 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;

To unsubscribe from this list: send the line "unsubscribe lvs-devel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at

<Prev in Thread] Current Thread [Next in Thread>