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xfrm4: strip ECN bits from tos field

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otherwise ECT(1) bit will get interpreted as RTO_ONLINK
and routing will fail with XfrmOutBundleGenError.

Signed-off-by: Ulrich Weber <uweber@astaro.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ulrich Weber 2010-09-22 06:45:11 +00:00 committed by David S. Miller
parent 3f5a2a713a
commit 94e2238969
1 changed files with 1 additions and 1 deletions
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2
net/ipv4/xfrm4_policy.c
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@ -61,7 +61,7 @@ static int xfrm4_get_saddr(struct net *net,
static int xfrm4_get_tos(struct flowi *fl)
{
return fl->fl4_tos;
return IPTOS_RT_MASK & fl->fl4_tos; /* Strip ECN bits */
}
static int xfrm4_init_path(struct xfrm_dst *path, struct dst_entry *dst,