aboutsummaryrefslogtreecommitdiff
path: root/drivers/i2c/chips
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/i2c/chips')
-rw-r--r--drivers/i2c/chips/ds1337.c21
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,