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hwmon: (w83791d) Remove duplicate NULL check

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Since i2c_unregister_device() became NULL-aware we may remove duplicate
NULL check.

Cc: Marc Hulsman <[email protected]>
Cc: Jean Delvare <[email protected]>
Cc: Guenter Roeck <[email protected]>
Cc: [email protected]
Signed-off-by: Andy Shevchenko <[email protected]>
Reviewed-by: Jean Delvare <[email protected]>
Signed-off-by: Guenter Roeck <[email protected]>
This commit is contained in:
Andy Shevchenko 2017-10-31 16:21:44 +02:00 • committed by Guenter Roeck
commit 416c2a6a6b
1 changed files with 5 additions and 10 deletions
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15
drivers/hwmon/w83791d.c
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@ -1316,8 +1316,7 @@ static int w83791d_detect_subclients(struct i2c_client *client)
/* Undo inits in case of errors */
error_sc_1:
if (data->lm75[0] != NULL)
i2c_unregister_device(data->lm75[0]);
i2c_unregister_device(data->lm75[0]);
error_sc_0:
return err;
}
@ -1434,10 +1433,8 @@ error5:
error4:
sysfs_remove_group(&client->dev.kobj, &w83791d_group);
error3:
if (data->lm75[0] != NULL)
i2c_unregister_device(data->lm75[0]);
if (data->lm75[1] != NULL)
i2c_unregister_device(data->lm75[1]);
i2c_unregister_device(data->lm75[0]);
i2c_unregister_device(data->lm75[1]);
return err;
}
@ -1448,10 +1445,8 @@ static int w83791d_remove(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &w83791d_group);
if (data->lm75[0] != NULL)
i2c_unregister_device(data->lm75[0]);
if (data->lm75[1] != NULL)
i2c_unregister_device(data->lm75[1]);
i2c_unregister_device(data->lm75[0]);
i2c_unregister_device(data->lm75[1]);
return 0;
}