--- xinu/sys/pinit.c	2018/04/24 17:39:02	1.1
+++ xinu/sys/pinit.c	2018/04/24 17:39:20	1.1.1.2
@@ -22,13 +22,15 @@ int maxmsgs;
 	int	i;
 	struct	ptnode	*next, *prev;
 
-	ptfree = (struct ptnode *) getmem(maxmsgs*sizeof(struct ptnode));
-	if ( (int)ptfree == SYSERR )
-		panic("pinit: no  memory");
-	for (i=0 ; i<NPORTS ; i++) {
-		ports[i].ptstate = PTFREE;
-		ports[i].ptseq = 0;
+#ifdef	DEBUG
+	dotrace("pinit", &maxmsgs, 1);
+#endif
+	if ( (ptfree=getmem(maxmsgs*sizeof(struct ptnode)))==SYSERR ) {
+		kprintf("pinit - insufficient memory");
+		return SYSERR;
 	}
+	for (i=0 ; i<NPORTS ; i++)
+		ports[i].ptstate = PTFREE;
 	ptnextp = NPORTS - 1;
 
 	/* link up free list of message pointer nodes */