From 8de80c67d0f54dc8f36ad93547129197b2447c6a Mon Sep 17 00:00:00 2001
From: "Todd C. Miller" <millert@cvs.openbsd.org>
Date: Mon, 31 Aug 1998 17:42:46 +0000
Subject: Return ENXIO on open of /dev/mem minor devs that don't exist

---
 sys/arch/sun3/sun3/mem.c | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

(limited to 'sys/arch/sun3')

diff --git a/sys/arch/sun3/sun3/mem.c b/sys/arch/sun3/sun3/mem.c
index a8924da66b1..0fcec58ac60 100644
--- a/sys/arch/sun3/sun3/mem.c
+++ b/sys/arch/sun3/sun3/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.6 1997/02/10 11:53:11 downsj Exp $	*/
+/*	$OpenBSD: mem.c,v 1.7 1998/08/31 17:42:42 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.19 1995/08/08 21:09:01 gwr Exp $	*/
 
 /*
@@ -78,7 +78,23 @@ mmopen(dev, flag, mode, p)
 	struct proc *p;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 5:
+		case 6:
+		case 7:
+		case 8:
+		case 9:
+		case 10:
+		case 11:
+		case 12:
+		case 13:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
-- 
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