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rtc/max6900: use rtc_valid_tm() to check returning tm

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Use rtc_valid_tm() to check returning tm for max6900, it can avoid
returning wrong tm value.

Signed-off-by: Wan ZongShun <mcuos.com@gmail.com>
Acked-by: Dale Farnsworth <dale@farnsworth.org>
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>
This commit is contained in:
Wan ZongShun 2010-08-10 18:02:16 -07:00 committed by Linus Torvalds
parent b485fe5ea1
commit c814dc136f
1 changed files with 1 additions and 1 deletions
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drivers/rtc/rtc-max6900.c
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@ -159,7 +159,7 @@ static int max6900_i2c_read_time(struct i2c_client *client, struct rtc_time *tm)
bcd2bin(regs[MAX6900_REG_CENTURY]) * 100 - 1900; bcd2bin(regs[MAX6900_REG_CENTURY]) * 100 - 1900;
tm->tm_wday = bcd2bin(regs[MAX6900_REG_DW]); tm->tm_wday = bcd2bin(regs[MAX6900_REG_DW]);
return 0; return rtc_valid_tm(tm);
} }
static int max6900_i2c_clear_write_protect(struct i2c_client *client) static int max6900_i2c_clear_write_protect(struct i2c_client *client)