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hwmon: (aht10) Unlock on error in aht10_read_values()

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This error path needs to drop the lock before returning.

Fixes: afd018716398 ("hwmon: Add AHT10 Temperature and Humidity Sensor Driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YBD5Ro549hMJSnW4@mwanda
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Dan Carpenter 2021-01-27 08:25:26 +03:00 committed by Guenter Roeck
parent 86585c6197
commit cbfc6c6177
1 changed files with 3 additions and 1 deletions
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4
drivers/hwmon/aht10.c
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@ -138,8 +138,10 @@ static int aht10_read_values(struct aht10_data *data)
mutex_lock(&data->lock);
if (aht10_polltime_expired(data)) {
res = i2c_master_send(client, cmd_meas, sizeof(cmd_meas));
if (res < 0)
if (res < 0) {
mutex_unlock(&data->lock);
return res;
}
usleep_range(AHT10_MEAS_DELAY,
AHT10_MEAS_DELAY + AHT10_DELAY_EXTRA);