[src/trunk]: src/sys/dev/sun Flush tty only when K_TXBUSY is not set.

[jym <jym%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b2df7b4fda1f
branches:  trunk
changeset: 757103:b2df7b4fda1f
user:      jym <jym%NetBSD.org@localhost>
date:      Sat Aug 14 20:52:05 2010 +0000

description:
Flush tty only when K_TXBUSY is not set.

'!' takes precedence over bitwise operation '&', so use parenthesis.

diffstat:

 sys/dev/sun/sunkbd.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 5f76dae4a708 -r b2df7b4fda1f sys/dev/sun/sunkbd.c
--- a/sys/dev/sun/sunkbd.c      Sat Aug 14 20:49:21 2010 +0000
+++ b/sys/dev/sun/sunkbd.c      Sat Aug 14 20:52:05 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: sunkbd.c,v 1.27 2008/03/29 19:15:36 tsutsui Exp $      */
+/*     $NetBSD: sunkbd.c,v 1.28 2010/08/14 20:52:05 jym Exp $  */
 
 /*
  * Copyright (c) 1992, 1993
@@ -51,7 +51,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sunkbd.c,v 1.27 2008/03/29 19:15:36 tsutsui Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sunkbd.c,v 1.28 2010/08/14 20:52:05 jym Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -255,7 +255,7 @@
                log(LOG_ERR, "%s: input error (0x%x)\n",
                    device_xname(k->k_kbd.k_dev), c);
                c &= TTY_CHARMASK;
-               if (!k->k_txflags & K_TXBUSY) {
+               if (!(k->k_txflags & K_TXBUSY)) {
                        ttyflush(tp, FREAD | FWRITE);
                        goto send_reset;
                }