Index: uspace/lib/hound/src/protocol.c
===================================================================
--- uspace/lib/hound/src/protocol.c	(revision fed5a9b5f65e62d1606031ba5f462ca39ca10bcf)
+++ uspace/lib/hound/src/protocol.c	(revision 6a32cc5f9f405da0c7afb110e787059cfec044b8)
@@ -189,5 +189,5 @@
 	ipc_call_t res_call;
 	aid_t mid = async_send_3(exch, IPC_M_HOUND_GET_LIST, flags, *count,
-	    (bool)connection, &res_call);
+	    connection != NULL, &res_call);
 
 	sysarg_t ret = EOK;