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Commit 45241a7a authored by Patrick McHardy's avatar Patrick McHardy Committed by David S. Miller
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[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: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent aa584eda

net/ipv4/netfilter/nf_nat_sip.c

+1 −1
Original line number Diff line number Diff line
@@ -104,7 +104,7 @@ static unsigned int ip_nat_sip(struct sk_buff **pskb, 
	dataoff = ip_hdrlen(*pskb) + sizeof(struct udphdr);

	datalen = (*pskb)->len - dataoff;

	if (datalen < sizeof("SIP/2.0") - 1)

		return NF_DROP;

		return NF_ACCEPT;



	addr_map_init(ct, &map);