Commit 848789d5 authored by Ido Schimmel's avatar Ido Schimmel Committed by David S. Miller
Browse files

ipv4: icmp: Unmask upper DSCP bits in icmp_reply() 



Unmask the upper DSCP bits when calling ip_route_output_key() so that in
the future it could perform the FIB lookup according to the full DSCP
value.

Signed-off-by: default avatarIdo Schimmel <idosch@nvidia.com>
Reviewed-by: default avatarGuillaume Nault <gnault@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b3899830

net/ipv4/icmp.c

+1 −1
Original line number Diff line number Diff line
@@ -445,7 +445,7 @@ static void icmp_reply(struct icmp_bxm *icmp_param, struct sk_buff *skb) 
	fl4.saddr = saddr;

	fl4.flowi4_mark = mark;

	fl4.flowi4_uid = sock_net_uid(net, NULL);

	fl4.flowi4_tos = RT_TOS(ip_hdr(skb)->tos);

	fl4.flowi4_tos = ip_hdr(skb)->tos & INET_DSCP_MASK;

	fl4.flowi4_proto = IPPROTO_ICMP;

	fl4.flowi4_oif = l3mdev_master_ifindex(skb->dev);

	security_skb_classify_flow(skb, flowi4_to_flowi_common(&fl4));