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hwmon: (w83792d) Remove duplicate NULL check

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

Cc: Jean Delvare <jdelvare@suse.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: linux-hwmon@vger.kernel.org
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Andy Shevchenko 2017-10-31 16:21:45 +02:00 committed by Guenter Roeck
parent 416c2a6a6b
commit c85a78b078
1 changed files with 5 additions and 10 deletions
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15
drivers/hwmon/w83792d.c
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@ -981,8 +981,7 @@ w83792d_detect_subclients(struct i2c_client *new_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;
}
@ -1456,10 +1455,8 @@ w83792d_probe(struct i2c_client *client, const struct i2c_device_id *id)
for (i = 0; i < ARRAY_SIZE(w83792d_group_fan); i++)
sysfs_remove_group(&dev->kobj, &w83792d_group_fan[i]);
exit_i2c_unregister:
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;
}
@ -1475,10 +1472,8 @@ w83792d_remove(struct i2c_client *client)
sysfs_remove_group(&client->dev.kobj,
&w83792d_group_fan[i]);
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;
}