3 files changed, 11 insertions, 6 deletions

diff --git a/drivers/video/backlight/corgi_lcd.c b/drivers/video/backlight/corgi_lcd.c
index 2afd47e..f8a4bb2 100644
--- a/drivers/video/backlight/corgi_lcd.c
+++ b/drivers/video/backlight/corgi_lcd.c
@@ -439,7 +439,7 @@ static int corgi_bl_update_status(struct backlight_device *bd)
 	return corgi_bl_set_intensity(lcd, intensity);
 }
 
-void corgibl_limit_intensity(int limit)
+void corgi_lcd_limit_intensity(int limit)
 {
 	if (limit)
 		corgibl_flags |= CORGIBL_BATTLOW;
@@ -448,7 +448,7 @@ void corgibl_limit_intensity(int limit)
 
 	backlight_update_status(the_corgi_lcd->bl_dev);
 }
-EXPORT_SYMBOL(corgibl_limit_intensity);
+EXPORT_SYMBOL(corgi_lcd_limit_intensity);
 
 static struct backlight_ops corgi_bl_ops = {
 	.get_brightness	= corgi_bl_get_intensity,
diff --git a/drivers/video/backlight/da903x.c b/drivers/video/backlight/da903x.c
index 242c382..93bb434 100644
--- a/drivers/video/backlight/da903x.c
+++ b/drivers/video/backlight/da903x.c
@@ -119,6 +119,7 @@ static int da903x_backlight_probe(struct platform_device *pdev)
 	default:
 		dev_err(&pdev->dev, "invalid backlight device ID(%d)\n",
 				pdev->id);
+		kfree(data);
 		return -EINVAL;
 	}
 
@@ -130,6 +131,7 @@ static int da903x_backlight_probe(struct platform_device *pdev)
 			data, &da903x_backlight_ops);
 	if (IS_ERR(bl)) {
 		dev_err(&pdev->dev, "failed to register backlight\n");
+		kfree(data);
 		return PTR_ERR(bl);
 	}
 
diff --git a/drivers/video/backlight/lcd.c b/drivers/video/backlight/lcd.c
index 8e1731d..680e57b 100644
--- a/drivers/video/backlight/lcd.c
+++ b/drivers/video/backlight/lcd.c
@@ -42,10 +42,13 @@ static int fb_notifier_callback(struct notifier_block *self,
 
 	mutex_lock(&ld->ops_lock);
 	if (!ld->ops->check_fb || ld->ops->check_fb(ld, evdata->info)) {
-		if (event == FB_EVENT_BLANK)
-			ld->ops->set_power(ld, *(int *)evdata->data);
-		else
-			ld->ops->set_mode(ld, evdata->data);
+		if (event == FB_EVENT_BLANK) {
+			if (ld->ops->set_power)
+				ld->ops->set_power(ld, *(int *)evdata->data);
+		} else {
+			if (ld->ops->set_mode)
+				ld->ops->set_mode(ld, evdata->data);
+		}
 	}
 	mutex_unlock(&ld->ops_lock);
 	return 0;