PM / devfreq: style/typo fixes

- Typo in comments fixed
- Unnecessary return statement removed

Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>

drivers/devfreq/exynos-bus.c

@@ -423,7 +423,7 @@ static int exynos_bus_probe(struct platform_device *pdev)
 	if (ret < 0)
 		goto err;
 
-	/* Initalize the struct profile and governor data for parent device */
+	/* Initialize the struct profile and governor data for parent device */
 	profile->polling_ms = 50;
 	profile->target = exynos_bus_target;
 	profile->get_dev_status = exynos_bus_get_dev_status;
@@ -471,7 +471,7 @@ static int exynos_bus_probe(struct platform_device *pdev)
 
 	goto out;
 passive:
-	/* Initalize the struct profile and governor data for passive device */
+	/* Initialize the struct profile and governor data for passive device */
 	profile->target = exynos_bus_passive_target;
 	profile->exit = exynos_bus_passive_exit;
 

drivers/devfreq/governor_passive.c

@@ -196,8 +196,6 @@ static void __exit devfreq_passive_exit(void)
 	ret = devfreq_remove_governor(&devfreq_passive);
 	if (ret)
 		pr_err("%s: failed remove governor %d\n", __func__, ret);
-
-	return;
 }
 module_exit(devfreq_passive_exit);