Commit 50033400 authored by Ido Schimmel's avatar Ido Schimmel Committed by David S. Miller
Browse files

bpf: Unmask upper DSCP bits in __bpf_redirect_neigh_v4() 



Unmask the upper DSCP bits when calling ip_route_output_flow() 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 c5d8ffe2

net/core/filter.c

+1 −1
Original line number Diff line number Diff line
@@ -2372,7 +2372,7 @@ static int __bpf_redirect_neigh_v4(struct sk_buff *skb, struct net_device *dev, 
		struct flowi4 fl4 = {

			.flowi4_flags = FLOWI_FLAG_ANYSRC,

			.flowi4_mark  = skb->mark,

			.flowi4_tos   = RT_TOS(ip4h->tos),

			.flowi4_tos   = ip4h->tos & INET_DSCP_MASK,

			.flowi4_oif   = dev->ifindex,

			.flowi4_proto = ip4h->protocol,

			.daddr	      = ip4h->daddr,