diff options
Diffstat (limited to 'drivers/rtc')
| -rw-r--r-- | drivers/rtc/rtc-rx8010.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/rtc/rtc-rx8010.c b/drivers/rtc/rtc-rx8010.c index 300314ab7b6d..2c894e7aab6d 100644 --- a/drivers/rtc/rtc-rx8010.c +++ b/drivers/rtc/rtc-rx8010.c @@ -108,7 +108,7 @@ static irqreturn_t rx8010_irq_1_handler(int irq, void *dev_id) static int rx8010_get_time(struct device *dev, struct rtc_time *dt) { struct rx8010_data *rx8010 = dev_get_drvdata(dev); - u8 date[7]; + u8 date[RX8010_YEAR - RX8010_SEC + 1]; int flagreg, err; flagreg = i2c_smbus_read_byte_data(rx8010->client, RX8010_FLAG); @@ -121,8 +121,8 @@ static int rx8010_get_time(struct device *dev, struct rtc_time *dt) } err = i2c_smbus_read_i2c_block_data(rx8010->client, RX8010_SEC, - 7, date); - if (err != 7) + sizeof(date), date); + if (err != sizeof(date)) return err < 0 ? err : -EIO; dt->tm_sec = bcd2bin(date[RX8010_SEC - RX8010_SEC] & 0x7f); @@ -139,7 +139,7 @@ static int rx8010_get_time(struct device *dev, struct rtc_time *dt) static int rx8010_set_time(struct device *dev, struct rtc_time *dt) { struct rx8010_data *rx8010 = dev_get_drvdata(dev); - u8 date[7]; + u8 date[RX8010_YEAR - RX8010_SEC + 1]; int ctrl, flagreg, err; if ((dt->tm_year < 100) || (dt->tm_year > 199)) @@ -164,7 +164,8 @@ static int rx8010_set_time(struct device *dev, struct rtc_time *dt) date[RX8010_WDAY - RX8010_SEC] = bin2bcd(1 << dt->tm_wday); err = i2c_smbus_write_i2c_block_data(rx8010->client, - RX8010_SEC, 7, date); + RX8010_SEC, sizeof(date), + date); if (err < 0) return err; |