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authorRoel Kluin <roel.kluin@gmail.com>2009-02-11 13:04:34 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-02-11 14:25:36 -0800
commitc318c7ac49f9139f55da619bbace6137e1509390 (patch)
tree6fbf4eb351b25d1e2d8dad01568b60f49c514366 /drivers/rtc/rtc-au1xxx.c
parentb4870bc5ee8c7a37541a3eb1208b5c76c13a078a (diff)
rtc: t reaches -1, tested 0
With a postfix decrement t will reach -1 rather than 0, so neither the warning nor the `goto error_out' will occur. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Acked-by: Manuel Lauss <mano@roarinelk.homelinux.net> Acked-by: Alessandro Zummo <a.zummo@towertech.it> Cc: David Brownell <david-b@pacbell.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-au1xxx.c')
-rw-r--r--drivers/rtc/rtc-au1xxx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-au1xxx.c b/drivers/rtc/rtc-au1xxx.c
index 8906a688e6a..979ed0406ce 100644
--- a/drivers/rtc/rtc-au1xxx.c
+++ b/drivers/rtc/rtc-au1xxx.c
@@ -81,7 +81,7 @@ static int __devinit au1xtoy_rtc_probe(struct platform_device *pdev)
if (au_readl(SYS_TOYTRIM) != 32767) {
/* wait until hardware gives access to TRIM register */
t = 0x00100000;
- while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T0S) && t--)
+ while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T0S) && --t)
msleep(1);
if (!t) {