From 354f79125f12bcd7352704e770c0b10c4a4b424e Mon Sep 17 00:00:00 2001 From: Julian Anastasov Date: Sun, 26 Feb 2017 17:14:35 +0200 Subject: [PATCH] ipv4: mask tos for input route [ Upstream commit 6e28099d38c0e50d62c1afc054e37e573adf3d21 ] Restore the lost masking of TOS in input route code to allow ip rules to match it properly. Problem [1] noticed by Shmulik Ladkani [1] http://marc.info/?t=137331755300040&r=1&w=2 Fixes: 89aef8921bfb ("ipv4: Delete routing cache.") Signed-off-by: Julian Anastasov Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/ipv4/route.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/ipv4/route.c b/net/ipv4/route.c index ef2f527a119b..da4d68d78590 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1958,6 +1958,7 @@ int ip_route_input_noref(struct sk_buff *skb, __be32 daddr, __be32 saddr, { int res; + tos &= IPTOS_RT_MASK; rcu_read_lock(); /* Multicast recognition logic is moved from route cache to here. -- 2.20.1