minor spelling errors (both in comments)

[vpp.git] / src / vnet / mpls / mpls_tunnel.c

diff --git a/src/vnet/mpls/mpls_tunnel.c b/src/vnet/mpls/mpls_tunnel.c
index ad61ac2..8db08c3 100644 (file)
--- a/src/vnet/mpls/mpls_tunnel.c
+++ b/src/vnet/mpls/mpls_tunnel.c
@@ -62,7 +62,7 @@ static u8*
 mpls_tunnel_build_rewrite_i (void)
 {
     /*
-     * passing the adj code a NULL rewirte means 'i don't have one cos
+     * passing the adj code a NULL rewrite means 'i don't have one cos
      * t'other end is unresolved'. That's not the case here. For the mpls
      * tunnel there are just no bytes of encap to apply in the adj. We'll impose
      * the label stack once we choose a path. So return a zero length rewrite.
@@ -245,6 +245,12 @@ mpls_tunnel_stack (adj_index_t ai)
     if (NULL == mt)
         return;
 
+    if (FIB_NODE_INDEX_INVALID == mt->mt_path_list)
+    {
+        adj_nbr_midchain_unstack(ai);
+        return;
+    }
+
     /*
      * while we're stacking the adj, remove the tunnel from the child list
      * of the path list. this breaks a circular dependency of walk updates