From 3132d59c8dfbfd0868cf82c79ef874dba77a9bdf Mon Sep 17 00:00:00 2001
From: Keith Bostic <bostic@ucbvax.Berkeley.EDU>
Date: Fri, 20 Mar 1992 21:55:42 -0800
Subject: [PATCH] don't let negative system call codes in

SCCS-vsn: sys/pmax/pmax/trap.c 7.4
---
 usr/src/sys/pmax/pmax/trap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/usr/src/sys/pmax/pmax/trap.c b/usr/src/sys/pmax/pmax/trap.c
index 51519caf22..857f67c677 100644
--- a/usr/src/sys/pmax/pmax/trap.c
+++ b/usr/src/sys/pmax/pmax/trap.c
@@ -11,7 +11,7 @@
  *
  * from: Utah $Hdr: trap.c 1.32 91/04/06$
  *
- *	@(#)trap.c	7.3 (Berkeley) %G%
+ *	@(#)trap.c	7.4 (Berkeley) %G%
  */
 
 #include "param.h"
@@ -422,7 +422,7 @@ trap(statusReg, causeReg, vadr, pc, args)
 				}
 			}
 		} else {
-			if (code >= numsys)
+			if ((u_int)code >= numsys)
 				callp = &systab[0];	/* indir (illegal) */
 			else
 				callp = &systab[code];
-- 
2.20.1