zebra: Allow v6 static routes to handle mpls not in kernel

When configuring v6 static routes, allow it to gracefully
ignore mpls commands when mpls is not turned on in the kernel.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

diff --git a/zebra/zebra_vty.c b/zebra/zebra_vty.c
index 6a43da39b349fb400e854ae5978caadfd88e0adf..9b0fad93e0b2f3ca9ffbb497dd77c9eef2618d58 100644 (file)
--- a/zebra/zebra_vty.c
+++ b/zebra/zebra_vty.c
@@ -3734,7 +3734,6 @@ static_config_ipv4 (struct vty *vty, safi_t safi, const char *cmd)
   return write;
 }
 
-#ifdef HAVE_IPV6
 /* General fucntion for IPv6 static route. */
 int
 static_ipv6_func (struct vty *vty, int add_cmd, const char *dest_str,
@@ -3793,6 +3792,12 @@ static_ipv6_func (struct vty *vty, int add_cmd, const char *dest_str,
   memset (&snh_label, 0, sizeof (struct static_nh_label));
   if (label_str)
     {
+      if (!mpls_enabled)
+       {
+         vty_out (vty, "%% MPLS not turned on in kernel, ignoring command%s",
+                  VTY_NEWLINE);
+         return CMD_WARNING;
+       }
       if (mpls_str2label (label_str, &snh_label.num_labels,
                           snh_label.label))
         {
@@ -5841,7 +5846,6 @@ static_config_ipv6 (struct vty *vty)
     }
   return write;
 }
-#endif /* HAVE_IPV6 */
 
 DEFUN (allow_external_route_update,
        allow_external_route_update_cmd,