fib: allow route delete with no paths and multipath=0 to remove the
whole route

Type: fix
Fixes: 097fa66b

Change-Id: I017ab5797670eb278c27c6e306cd8cadaacddf9d
Signed-off-by: Neale Ranns <nranns@cisco.com>
diff --git a/src/vnet/fib/fib_api.h b/src/vnet/fib/fib_api.h
index ffff228..2733521 100644
--- a/src/vnet/fib/fib_api.h
+++ b/src/vnet/fib/fib_api.h
@@ -40,12 +40,12 @@
 /**
  * Adding routes from the API
  */
-extern void fib_api_route_add_del (u8 is_add,
-                                   u8 is_multipath,
-                                   u32 fib_index,
-                                   const fib_prefix_t * prefix,
-                                   fib_entry_flag_t entry_flags,
-                                   fib_route_path_t *rpaths);
+extern int fib_api_route_add_del (u8 is_add,
+                                  u8 is_multipath,
+                                  u32 fib_index,
+                                  const fib_prefix_t * prefix,
+                                  fib_entry_flag_t entry_flags,
+                                  fib_route_path_t *rpaths);
 
 extern u8* format_vl_api_fib_path(u8 * s, va_list * args);