From 91ad1203535da95bb13072bdb59e1dc3ca76ec5d Mon Sep 17 00:00:00 2001
From: Roel Kluin <roel.kluin@gmail.com>
Date: Tue, 31 Mar 2009 15:25:30 -0700
Subject: fbdev: newport: newport_*wait() return 0 on timeout
With a postfix decrement t reaches -1 on timeout which results in a
return of 0.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
include/video/newport.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
(limited to 'include')
diff --git a/include/video/newport.h b/include/video/newport.h
index 1f5ebeaa818f..001b935e71c4 100644
--- a/include/video/newport.h
+++ b/include/video/newport.h
@@ -453,7 +453,7 @@ static __inline__ int newport_wait(struct newport_regs *regs)
{
int t = BUSY_TIMEOUT;
- while (t--)
+ while (--t)
if (!(regs->cset.status & NPORT_STAT_GBUSY))
break;
return !t;
@@ -463,7 +463,7 @@ static __inline__ int newport_bfwait(struct newport_regs *regs)
{
int t = BUSY_TIMEOUT;
- while (t--)
+ while (--t)
if(!(regs->cset.status & NPORT_STAT_BBUSY))
break;
return !t;
--
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