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rtc: rtc-nuc900: fix loop timeout test

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We should change this post-op to a pre-op because we want the loop to
exit with "timeout" set to zero.

Fixes: 0a89b55364 ("nuc900/rtc: change the waiting for device ready implement")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
This commit is contained in:
Dan Carpenter 2017-06-23 11:29:00 +03:00 committed by Alexandre Belloni
parent 1d61d2592c
commit d0a67c372d
1 changed files with 1 additions and 1 deletions
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2
drivers/rtc/rtc-nuc900.c
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@ -93,7 +93,7 @@ static int *check_rtc_access_enable(struct nuc900_rtc *nuc900_rtc)
__raw_writel(AERPOWERON, nuc900_rtc->rtc_reg + REG_RTC_AER);
while (!(__raw_readl(nuc900_rtc->rtc_reg + REG_RTC_AER) & AERRWENB)
&& timeout--)
&& --timeout)
mdelay(1);
if (!timeout)