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authorPatrick McHardy <kaber@trash.net>2007-08-14 16:14:58 -0400
committerDavid S. Miller <davem@davemloft.net>2007-08-14 16:14:58 -0400
commit45241a7a07537266eec363593ef377a1e6b7db7f (patch)
treed7f467775f6406764d547bd01c3f513f09557bd6 /net
parentaa584eda5d2002097de9f608b362d9150730abd7 (diff)
[NETFILTER]: nf_nat_sip: don't drop short packets
Don't drop packets shorter than "SIP/2.0", just ignore them. Keep-alives can validly be shorter for example. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/netfilter/nf_nat_sip.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/netfilter/nf_nat_sip.c b/net/ipv4/netfilter/nf_nat_sip.c
index a889ec3ec83a..e14d41976c27 100644
--- a/net/ipv4/netfilter/nf_nat_sip.c
+++ b/net/ipv4/netfilter/nf_nat_sip.c
@@ -104,7 +104,7 @@ static unsigned int ip_nat_sip(struct sk_buff **pskb,
104 dataoff = ip_hdrlen(*pskb) + sizeof(struct udphdr); 104 dataoff = ip_hdrlen(*pskb) + sizeof(struct udphdr);
105 datalen = (*pskb)->len - dataoff; 105 datalen = (*pskb)->len - dataoff;
106 if (datalen < sizeof("SIP/2.0") - 1) 106 if (datalen < sizeof("SIP/2.0") - 1)
107 return NF_DROP; 107 return NF_ACCEPT;
108 108
109 addr_map_init(ct, &map); 109 addr_map_init(ct, &map);
110 110