diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c
index 49e893313652..2d62932b5987 100644
--- a/net/tipc/netlink_compat.c
+++ b/net/tipc/netlink_compat.c
@@ -877,7 +877,7 @@ static int tipc_nl_compat_name_table_dump_header(struct tipc_nl_compat_msg *msg)
 	};
 
 	ntq = (struct tipc_name_table_query *)TLV_DATA(msg->req);
-	if (TLV_GET_DATA_LEN(msg->req) < sizeof(struct tipc_name_table_query))
+	if (TLV_GET_DATA_LEN(msg->req) < (int)sizeof(struct tipc_name_table_query))
 		return -EINVAL;
 
 	depth = ntohl(ntq->depth);