Index: uspace/srv/net/structures/packet/packet_server.c
===================================================================
--- uspace/srv/net/structures/packet/packet_server.c	(revision 21580dd3dd9a49828a6c8dd3988e651a60708c10)
+++ uspace/srv/net/structures/packet/packet_server.c	(revision b648ae4bb0cb06a7ec37a14feca67b40c4f86490)
@@ -194,5 +194,5 @@
 			return EOK;
 		case NET_PACKET_CREATE_4:
-			packet = packet_get( IPC_GET_ADDR_LEN( call ), IPC_GET_PREFIX( call ), IPC_GET_CONTENT( call ), IPC_GET_SUFFIX( call ));
+			packet = packet_get((( DEFAULT_ADDR_LEN < IPC_GET_ADDR_LEN( call )) ? IPC_GET_ADDR_LEN( call ) : DEFAULT_ADDR_LEN ), DEFAULT_PREFIX + IPC_GET_PREFIX( call ), IPC_GET_CONTENT( call ), DEFAULT_SUFFIX + IPC_GET_SUFFIX( call ));
 			if( ! packet ) return ENOMEM;
 			* answer_count = 2;