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authorWan ZongShun <mcuos.com@gmail.com>2010-08-11 05:02:17 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-11 19:59:07 +0400
commitcaf1e1068b6e661f1163b5f180badde13b7580c8 (patch)
tree9831ae33bac156cdb42b2349350a6e34bac131d5 /drivers/rtc
parentc814dc136f206888fba86f88636524b1936d55a9 (diff)
downloadlinux-caf1e1068b6e661f1163b5f180badde13b7580c8.tar.xz
rtc/m48t59: 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')
-rw-r--r--drivers/rtc/rtc-m48t59.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/rtc/rtc-m48t59.c b/drivers/rtc/rtc-m48t59.c
index 0b6645509c86..a99a0b554eb8 100644
--- a/drivers/rtc/rtc-m48t59.c
+++ b/drivers/rtc/rtc-m48t59.c
@@ -105,7 +105,7 @@ static int m48t59_rtc_read_time(struct device *dev, struct rtc_time *tm)
dev_dbg(dev, "RTC read time %04d-%02d-%02d %02d/%02d/%02d\n",
tm->tm_year + 1900, tm->tm_mon, tm->tm_mday,
tm->tm_hour, tm->tm_min, tm->tm_sec);
- return 0;
+ return rtc_valid_tm(tm);
}
static int m48t59_rtc_set_time(struct device *dev, struct rtc_time *tm)
@@ -196,7 +196,7 @@ static int m48t59_rtc_readalarm(struct device *dev, struct rtc_wkalrm *alrm)
dev_dbg(dev, "RTC read alarm time %04d-%02d-%02d %02d/%02d/%02d\n",
tm->tm_year + 1900, tm->tm_mon, tm->tm_mday,
tm->tm_hour, tm->tm_min, tm->tm_sec);
- return 0;
+ return rtc_valid_tm(tm);
}
/*