diff options
Diffstat (limited to 'drivers/i2c/chips')
| -rw-r--r-- | drivers/i2c/chips/ds1337.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/i2c/chips/ds1337.c b/drivers/i2c/chips/ds1337.c index 0967ec6d794..c4762ac980a 100644 --- a/drivers/i2c/chips/ds1337.c +++ b/drivers/i2c/chips/ds1337.c @@ -122,7 +122,7 @@ static int ds1337_get_datetime(struct i2c_client *client, struct rtc_time *dt) __FUNCTION__, result, buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]); - if (result >= 0) { + if (result == 2) { dt->tm_sec = BCD2BIN(buf[0]); dt->tm_min = BCD2BIN(buf[1]); val = buf[2] & 0x3f; @@ -140,12 +140,12 @@ static int ds1337_get_datetime(struct i2c_client *client, struct rtc_time *dt) __FUNCTION__, dt->tm_sec, dt->tm_min, dt->tm_hour, dt->tm_mday, dt->tm_mon, dt->tm_year, dt->tm_wday); - } else { - dev_err(&client->dev, "error reading data! %d\n", result); - result = -EIO; + + return 0; } - return result; + dev_err(&client->dev, "error reading data! %d\n", result); + return -EIO; } static int ds1337_set_datetime(struct i2c_client *client, struct rtc_time *dt) @@ -185,14 +185,11 @@ static int ds1337_set_datetime(struct i2c_client *client, struct rtc_time *dt) msg[0].buf = &buf[0]; result = i2c_transfer(client->adapter, msg, 1); - if (result < 0) { - dev_err(&client->dev, "error writing data! %d\n", result); - result = -EIO; - } else { - result = 0; - } + if (result == 1) + return 0; - return result; + dev_err(&client->dev, "error writing data! %d\n", result); + return -EIO; } static int ds1337_command(struct i2c_client *client, unsigned int cmd, |