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authorDavid Ahern <dsa@cumulusnetworks.com>2015-08-13 14:59:01 -0600
committerDavid S. Miller <davem@davemloft.net>2015-08-13 22:43:20 -0700
commitcd2fbe1b6b517ca7c0e80b103c674fdf5bd50f76 (patch)
treee4ba9591c604b42ac291ac647da5fdb50e91c37d /net/ipv4/route.c
parent4e3c89920cd3a6cfce22c6f537690747c26128dd (diff)
downloadlinux-rt-cd2fbe1b6b517ca7c0e80b103c674fdf5bd50f76.tar.gz
net: Use VRF device index for lookups on RX
On ingress use index of VRF master device for route lookups if real device is enslaved. Rules are expected to be installed for the VRF device to direct lookups to a specific table. Signed-off-by: Shrijeet Mukherjee <shm@cumulusnetworks.com> Signed-off-by: David Ahern <dsa@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/route.c')
-rw-r--r--net/ipv4/route.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 18fd7c9095c7..c26ff1f7067d 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -112,6 +112,7 @@
#endif
#include <net/secure_seq.h>
#include <net/ip_tunnels.h>
+#include <net/vrf.h>
#define RT_FL_TOS(oldflp4) \
((oldflp4)->flowi4_tos & (IPTOS_RT_MASK | RTO_ONLINK))
@@ -1726,7 +1727,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,
* Now we are ready to route packet.
*/
fl4.flowi4_oif = 0;
- fl4.flowi4_iif = dev->ifindex;
+ fl4.flowi4_iif = vrf_master_ifindex_rcu(dev) ? : dev->ifindex;
fl4.flowi4_mark = skb->mark;
fl4.flowi4_tos = tos;
fl4.flowi4_scope = RT_SCOPE_UNIVERSE;