diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h
index 818a38f..f888263 100644
--- a/include/rdma/ib_addr.h
+++ b/include/rdma/ib_addr.h
@@ -129,6 +129,8 @@
 	      const unsigned char *dst_dev_addr);
 
 int rdma_addr_size(struct sockaddr *addr);
+int rdma_addr_size_in6(struct sockaddr_in6 *addr);
+int rdma_addr_size_kss(struct __kernel_sockaddr_storage *addr);
 
 int rdma_addr_find_smac_by_sgid(union ib_gid *sgid, u8 *smac, u16 *vlan_id);
 int rdma_addr_find_l2_eth_by_grh(const union ib_gid *sgid,