From ee159ceedeb5d55374844cf9cc3e975fb301db88 Mon Sep 17 00:00:00 2001
From: nate <nate@FreeBSD.org>
Date: Sat, 14 Feb 1998 16:17:17 +0000
Subject: - If a PCCARD serial device is removed from the system, let the
 serial   driver 'break out' of the infinite loop waiting for a response from 
  it.  This is a bad thing, but no worse than having the kernel hang.

---
 sys/dev/sio/sio.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'sys/dev')

diff --git a/sys/dev/sio/sio.c b/sys/dev/sio/sio.c
index a1da0ff..5374b32 100644
--- a/sys/dev/sio/sio.c
+++ b/sys/dev/sio/sio.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	from: @(#)com.c	7.5 (Berkeley) 5/16/91
- *	$Id: sio.c,v 1.195 1998/01/24 02:54:25 eivind Exp $
+ *	$Id: sio.c,v 1.196 1998/02/13 12:45:56 phk Exp $
  */
 
 #include "opt_comconsole.h"
@@ -1517,7 +1517,7 @@ siointr1(com)
 	int_ctl = inb(com->intr_ctl_port);
 	int_ctl_new = int_ctl;
 
-	while (TRUE) {
+	while (!com->gone) {
 		line_status = inb(com->line_status_port);
 
 		/* input event? (check first to help avoid overruns) */
-- 
cgit v1.1