4.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Julian Anastasov <ja@xxxxxx> [ 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 <shmulik.ladkani@xxxxxxxxx> [1] http://marc.info/?t=137331755300040&r=1&w=2 Fixes: 89aef8921bfb ("ipv4: Delete routing cache.") Signed-off-by: Julian Anastasov <ja@xxxxxx> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- net/ipv4/route.c | 1 + 1 file changed, 1 insertion(+) --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1991,6 +1991,7 @@ int ip_route_input_noref(struct sk_buff { int res; + tos &= IPTOS_RT_MASK; rcu_read_lock(); /* Multicast recognition logic is moved from route cache to here.