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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2017-10-31 16:21:44 +0200 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2017-11-16 01:02:23 -0800 |
| commit | 416c2a6a6ba96926ef585b574f509e1c6c6440ab (patch) | |
| tree | 2217b4441e7f372b35b38c75041f93f8c73e6d57 /drivers/hwmon | |
| parent | 0ab21d0edb5deba027460961baf49433246853db (diff) | |
| download | linux-416c2a6a6ba96926ef585b574f509e1c6c6440ab.tar.gz linux-416c2a6a6ba96926ef585b574f509e1c6c6440ab.tar.bz2 linux-416c2a6a6ba96926ef585b574f509e1c6c6440ab.zip | |
hwmon: (w83791d) Remove duplicate NULL check
Since i2c_unregister_device() became NULL-aware we may remove duplicate
NULL check.
Cc: Marc Hulsman <m.hulsman@tudelft.nl>
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>
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/w83791d.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/hwmon/w83791d.c b/drivers/hwmon/w83791d.c index 8af6081b4ab4..28fa3bd2c096 100644 --- a/drivers/hwmon/w83791d.c +++ b/drivers/hwmon/w83791d.c @@ -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; } |