path: root/net/ipv4/xfrm4_policy.c
diff options
authorDavid Ahern <dsa@cumulusnetworks.com>2015-08-20 15:06:30 -0700
committerDavid S. Miller <davem@davemloft.net>2015-08-25 11:25:09 -0700
commit4ec3b28c2763e11a423d03810ff0be65f02e635e (patch)
tree125ee8d822d2ad0b32f371228cceeedcf281e53b /net/ipv4/xfrm4_policy.c
parenttcp: fix slow start after idle vs TSO/GSO (diff)
xfrm: Use VRF master index if output device is enslaved
Directs route lookups to VRF table. Compiles out if NET_VRF is not enabled. With this patch able to successfully bring up ipsec tunnels in VRFs, even with duplicate network configuration. Signed-off-by: David Ahern <dsa@cumulusnetworks.com> Acked-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> Acked-by: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/xfrm4_policy.c')
1 files changed, 5 insertions, 2 deletions
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index 55b3c0f4dde5..bb919b28619f 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -15,6 +15,7 @@
#include <net/dst.h>
#include <net/xfrm.h>
#include <net/ip.h>
+#include <net/vrf.h>
static struct xfrm_policy_afinfo xfrm4_policy_afinfo;
@@ -107,8 +108,10 @@ _decode_session4(struct sk_buff *skb, struct flowi *fl, int reverse)
struct flowi4 *fl4 = &fl->u.ip4;
int oif = 0;
- if (skb_dst(skb))
- oif = skb_dst(skb)->dev->ifindex;
+ if (skb_dst(skb)) {
+ oif = vrf_master_ifindex(skb_dst(skb)->dev) ?
+ : skb_dst(skb)->dev->ifindex;
+ }
memset(fl4, 0, sizeof(struct flowi4));
fl4->flowi4_mark = skb->mark;