net: Fix RPF to work with policy routing

Policy routing is not looked up by mark on reverse path filtering.
This fixes it.

Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 4 deletions

diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index bb4199252026..5b1050a5d874 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1854,7 +1854,7 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
                         goto e_inval;
                 spec_dst = inet_select_addr(dev, 0, RT_SCOPE_LINK);
         } else if (fib_validate_source(saddr, 0, tos, 0,
-                                        dev, &spec_dst, &itag) < 0)
+                                        dev, &spec_dst, &itag, 0) < 0)
                 goto e_inval;
 
         rth = dst_alloc(&ipv4_dst_ops);
@@ -1967,7 +1967,7 @@ static int __mkroute_input(struct sk_buff *skb,
 
 
         err = fib_validate_source(saddr, daddr, tos, FIB_RES_OIF(*res),
-                                  in_dev->dev, &spec_dst, &itag);
+                                  in_dev->dev, &spec_dst, &itag, skb->mark);
         if (err < 0) {
                 ip_handle_martian_source(in_dev->dev, in_dev, skb, daddr,
                                          saddr);
@@ -2141,7 +2141,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,
                 int result;
                 result = fib_validate_source(saddr, daddr, tos,
                                              net->loopback_dev->ifindex,
-                                             dev, &spec_dst, &itag);
+                                             dev, &spec_dst, &itag, skb->mark);
                 if (result < 0)
                         goto martian_source;
                 if (result)
@@ -2170,7 +2170,7 @@ brd_input:
                 spec_dst = inet_select_addr(dev, 0, RT_SCOPE_LINK);
         else {
                 err = fib_validate_source(saddr, 0, tos, 0, dev, &spec_dst,
-                                          &itag);
+                                          &itag, skb->mark);
                 if (err < 0)
                         goto martian_source;
                 if (err)