[PATCH] Send wireless netlink events with a clean slate

[firefly-linux-kernel-4.4.55.git] / net / decnet / dn_route.c

diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 1355614ec11b90567f50d0073555a0aa1d57c185..743e9fcf7c5ae2f4697f5a796be7e69e319868ae 100644 (file)
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -925,8 +925,13 @@ static int dn_route_output_slow(struct dst_entry **pprt, const struct flowi *old
                for(dev_out = dev_base; dev_out; dev_out = dev_out->next) {
                        if (!dev_out->dn_ptr)
                                continue;
-                       if (dn_dev_islocal(dev_out, oldflp->fld_src))
-                               break;
+                       if (!dn_dev_islocal(dev_out, oldflp->fld_src))
+                               continue;
+                       if ((dev_out->flags & IFF_LOOPBACK) &&
+                           oldflp->fld_dst &&
+                           !dn_dev_islocal(dev_out, oldflp->fld_dst))
+                               continue;
+                       break;
                }
                read_unlock(&dev_base_lock);
                if (dev_out == NULL)