From 62da659a7057f7227a99a42eea6aa606b09c1e8c Mon Sep 17 00:00:00 2001
From: Roel Kluin <roel.kluin@gmail.com>
Date: Tue, 31 Mar 2009 15:24:59 -0700
Subject: [PATCH] rtc-wm8350: retries will reach -1
With a postfix decrement retries will reach -1 rather than 0, so the
warning and error-out will not occur.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
drivers/rtc/rtc-wm8350.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/rtc/rtc-wm8350.c b/drivers/rtc/rtc-wm8350.c
index 616630d1e317..c91edc572eb6 100644
--- a/drivers/rtc/rtc-wm8350.c
+++ b/drivers/rtc/rtc-wm8350.c
@@ -122,7 +122,7 @@ static int wm8350_rtc_settime(struct device *dev, struct rtc_time *tm)
do {
rtc_ctrl = wm8350_reg_read(wm8350, WM8350_RTC_TIME_CONTROL);
schedule_timeout_uninterruptible(msecs_to_jiffies(1));
- } while (retries-- && !(rtc_ctrl & WM8350_RTC_STS));
+ } while (--retries && !(rtc_ctrl & WM8350_RTC_STS));
if (!retries) {
dev_err(dev, "timed out on set confirmation\n");
@@ -437,7 +437,7 @@ static int wm8350_rtc_probe(struct platform_device *pdev)
do {
timectl = wm8350_reg_read(wm8350,
WM8350_RTC_TIME_CONTROL);
- } while (timectl & WM8350_RTC_STS && retries--);
+ } while (timectl & WM8350_RTC_STS && --retries);
if (retries == 0) {
dev_err(&pdev->dev, "failed to start: timeout\n");