c11 safe string handling support

Change-Id: Ied34720ca5a6e6e717eea4e86003e854031b6eab
Signed-off-by: Dave Barach <dave@barachs.net>
diff --git a/src/vnet/ipsec-gre/ipsec_gre_api.c b/src/vnet/ipsec-gre/ipsec_gre_api.c
index c29b9b8..3f85c4f 100644
--- a/src/vnet/ipsec-gre/ipsec_gre_api.c
+++ b/src/vnet/ipsec-gre/ipsec_gre_api.c
@@ -62,7 +62,7 @@
       goto out;
     }
 
-  memset (a, 0, sizeof (*a));
+  clib_memset (a, 0, sizeof (*a));
 
   /* ip addresses sent in network byte order */
   clib_memcpy (&(a->src), mp->src_address, 4);
@@ -88,7 +88,7 @@
   vl_api_ipsec_gre_tunnel_details_t *rmp;
 
   rmp = vl_msg_api_alloc (sizeof (*rmp));
-  memset (rmp, 0, sizeof (*rmp));
+  clib_memset (rmp, 0, sizeof (*rmp));
   rmp->_vl_msg_id = ntohs (VL_API_IPSEC_GRE_TUNNEL_DETAILS);
   clib_memcpy (rmp->src_address, &(t->tunnel_src), 4);
   clib_memcpy (rmp->dst_address, &(t->tunnel_dst), 4);