Distributed Virtual Router Support

[vpp.git] / src / vnet / ip / lookup.c

diff --git a/src/vnet/ip/lookup.c b/src/vnet/ip/lookup.c
old mode 100755 (executable)
new mode 100644 (file)
index d9922f4..856c494
--- a/src/vnet/ip/lookup.c
+++ b/src/vnet/ip/lookup.c
@@ -165,11 +165,21 @@ ip_interface_address_add_del (ip_lookup_main_t * lm,
     }
   else
     {
+      if (sw_if_index != a->sw_if_index)
+       {
+         if (result_if_address_index)
+           *result_if_address_index = ~0;
+         vnm->api_errno = VNET_API_ERROR_DUPLICATE_IF_ADDRESS;
+         return clib_error_create
+           ("Prefix %U already found on interface %U",
+            lm->format_address_and_length, addr_fib, address_length,
+            format_vnet_sw_if_index_name, vnm, a->sw_if_index);
+       }
+
       if (result_if_address_index)
        *result_if_address_index = a - lm->if_address_pool;
     }
 
-
   return /* no error */ 0;
 }