Index: uspace/lib/c/generic/inet/tcp.c
===================================================================
--- uspace/lib/c/generic/inet/tcp.c	(revision 889cdb1c2046af9d31d314fa691773fa2e4f9119)
+++ uspace/lib/c/generic/inet/tcp.c	(revision faf19d46527b6580aa9e3488fa09a9ff27b64328)
@@ -817,5 +817,5 @@
 	tcp_t *tcp = (tcp_t *)arg;
 
-	async_answer_0(icall, EOK);
+	async_answer_5(icall, EOK, 0, 0, 0, 0, async_get_label());
 
 	while (true) {
Index: uspace/lib/c/generic/inet/udp.c
===================================================================
--- uspace/lib/c/generic/inet/udp.c	(revision 889cdb1c2046af9d31d314fa691773fa2e4f9119)
+++ uspace/lib/c/generic/inet/udp.c	(revision faf19d46527b6580aa9e3488fa09a9ff27b64328)
@@ -494,5 +494,5 @@
 	udp_t *udp = (udp_t *)arg;
 
-	async_answer_0(icall, EOK);
+	async_answer_5(icall, EOK, 0, 0, 0, 0, async_get_label());
 
 	while (true) {