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authorIdo Schimmel <idosch@nvidia.com>2024-09-05 19:51:33 +0300
committerDavid S. Miller <davem@davemloft.net>2024-09-09 14:14:53 +0100
commite7191e517a03d025405c7df730b400ad4118474e (patch)
tree032f14060692a87946581987ac582bb1f2b8d178 /net/ipv4/ip_tunnel.c
parent848789d552bbfb47077993bb35ca99c854c37556 (diff)
ipv4: ip_tunnel: Unmask upper DSCP bits in ip_tunnel_bind_dev()
Unmask the upper DSCP bits when initializing an IPv4 flow key via ip_tunnel_init_flow() before passing it to ip_route_output_key() so that in the future we could perform the FIB lookup according to the full DSCP value. Signed-off-by: Ido Schimmel <idosch@nvidia.com> Reviewed-by: Guillaume Nault <gnault@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_tunnel.c')
-rw-r--r--net/ipv4/ip_tunnel.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index 18964394d6bd..b632c128ecb7 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -293,7 +293,7 @@ static int ip_tunnel_bind_dev(struct net_device *dev)
ip_tunnel_init_flow(&fl4, iph->protocol, iph->daddr,
iph->saddr, tunnel->parms.o_key,
- RT_TOS(iph->tos), dev_net(dev),
+ iph->tos & INET_DSCP_MASK, dev_net(dev),
tunnel->parms.link, tunnel->fwmark, 0, 0);
rt = ip_route_output_key(tunnel->net, &fl4);