From c85a78b0785b8d2c173cde77c400ab439537ba4d Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Tue, 31 Oct 2017 16:21:45 +0200 Subject: [PATCH] hwmon: (w83792d) Remove duplicate NULL check Since i2c_unregister_device() became NULL-aware we may remove duplicate NULL check. Cc: Jean Delvare Cc: Guenter Roeck Cc: linux-hwmon@vger.kernel.org Signed-off-by: Andy Shevchenko Reviewed-by: Jean Delvare Signed-off-by: Guenter Roeck --- drivers/hwmon/w83792d.c | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/drivers/hwmon/w83792d.c b/drivers/hwmon/w83792d.c index d764602d70db..76aa39e537e0 100644 --- a/drivers/hwmon/w83792d.c +++ b/drivers/hwmon/w83792d.c @@ -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 @@ exit_remove_files: 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; }