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drivers/rtc/rtc-max6900.c: remove redundant checks

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i2c_smbus_write_byte_data() returns negative errno on failure or 0 on
success.  Return the value obtained from it directly.

Signed-off-by: Sachin Kamat <[email protected]>
Cc: Jingoo Han <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Sachin Kamat 2013-11-12 15:10:27 -08:00 • committed by Linus Torvalds
commit f16189aca0
1 changed files with 1 additions and 8 deletions
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9
drivers/rtc/rtc-max6900.c
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@ -164,14 +164,7 @@ static int max6900_i2c_read_time(struct i2c_client *client, struct rtc_time *tm)
static int max6900_i2c_clear_write_protect(struct i2c_client *client)
{
int rc;
rc = i2c_smbus_write_byte_data(client, MAX6900_REG_CONTROL_WRITE, 0);
if (rc < 0) {
dev_err(&client->dev, "%s: control register write failed\n",
__func__);
return -EIO;
}
return 0;
return i2c_smbus_write_byte_data(client, MAX6900_REG_CONTROL_WRITE, 0);
}
static int