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authorWan ZongShun <mcuos.com@gmail.com>2010-08-10 18:02:17 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-11 08:59:07 -0700
commit52142ed416f85dcc3e2061e720511a1e69ac3d93 (patch)
treebe3500190fa5f948cc0774acb82fab183dadb411 /drivers/rtc/rtc-m48t86.c
parentcaf1e1068b6e661f1163b5f180badde13b7580c8 (diff)
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rtc/m48t86: use rtc_valid_tm() to check returned tm
Use rtc_valid_tm() to check the returned struct rtc_time *tm, to avoid returning a wrong tm value. Signed-off-by: Wan ZongShun <mcuos.com@gmail.com> Cc: Paul Gortmaker <p_gortmaker@yahoo.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>
Diffstat (limited to 'drivers/rtc/rtc-m48t86.c')
-rw-r--r--drivers/rtc/rtc-m48t86.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-m48t86.c b/drivers/rtc/rtc-m48t86.c
index 7c045cf..f981287 100644
--- a/drivers/rtc/rtc-m48t86.c
+++ b/drivers/rtc/rtc-m48t86.c
@@ -77,7 +77,7 @@ static int m48t86_rtc_read_time(struct device *dev, struct rtc_time *tm)
if (ops->readbyte(M48T86_REG_HOUR) & 0x80)
tm->tm_hour += 12;
- return 0;
+ return rtc_valid_tm(tm);
}
static int m48t86_rtc_set_time(struct device *dev, struct rtc_time *tm)