ipv4: Fix scope value used in route src-address caching.

We have to use cfg->fc_scope not the final nh_scope value.

Reported-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 2 deletions

diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 952c737f2a27..d73d7581b51f 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -854,9 +854,10 @@ struct fib_info *fib_create_info(struct fib_config *cfg)
         }
 
         change_nexthops(fi) {
+                nexthop_nh->nh_cfg_scope = cfg->fc_scope;
                 nexthop_nh->nh_saddr = inet_select_addr(nexthop_nh->nh_dev,
                                                         nexthop_nh->nh_gw,
-                                                        nexthop_nh->nh_scope);
+                                                        nexthop_nh->nh_cfg_scope);
         } endfor_nexthops(fi)
 
 link_it:
@@ -1141,7 +1142,7 @@ void fib_update_nh_saddrs(struct net_device *dev)
                         continue;
                 nh->nh_saddr = inet_select_addr(nh->nh_dev,
                                                 nh->nh_gw,
-                                                nh->nh_scope);
+                                                nh->nh_cfg_scope);
         }
 }