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xfrm: update flowi saddr in icmp_send if unset
author
Ulrich Weber
<uweber@astaro.com>
Fri, 5 Nov 2010 01:39:12 +0000
(
01:39
+0000)
committer
David S. Miller
<davem@davemloft.net>
Tue, 16 Nov 2010 19:43:39 +0000
(11:43 -0800)
otherwise xfrm_lookup will fail to find correct policy
Signed-off-by: Ulrich Weber <uweber@astaro.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/icmp.c
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diff --git
a/net/ipv4/icmp.c
b/net/ipv4/icmp.c
index
96bc7f9
..
e5d1a44
100644
(file)
--- a/
net/ipv4/icmp.c
+++ b/
net/ipv4/icmp.c
@@
-569,6
+569,9
@@
void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
/* No need to clone since we're just using its address. */
rt2 = rt;
+ if (!fl.nl_u.ip4_u.saddr)
+ fl.nl_u.ip4_u.saddr = rt->rt_src;
+
err = xfrm_lookup(net, (struct dst_entry **)&rt, &fl, NULL, 0);
switch (err) {
case 0: