Index: uspace/lib/packet/generic/packet_server.c
===================================================================
--- uspace/lib/packet/generic/packet_server.c	(revision 57f737ade8b89da95396b6c659101b3ae96675d0)
+++ uspace/lib/packet/generic/packet_server.c	(revision 9880813f0cabcacb28eca6c8ba7aebbfade56abf)
@@ -172,5 +172,5 @@
 		return NULL;
 
-	++ ps_globals.count;
+	ps_globals.count++;
 	packet->packet_id = ps_globals.count;
 	packet->length = length;