From 91ad1203535da95bb13072bdb59e1dc3ca76ec5d Mon Sep 17 00:00:00 2001 From: Roel Kluin Date: Tue, 31 Mar 2009 15:25:30 -0700 Subject: [PATCH] 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 Cc: Krzysztof Helt Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/video/newport.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) 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; -- 2.30.2