diff --git a/drivers/video/bf54x-lq043fb.c b/drivers/video/bf54x-lq043fb.c
index 54df3d4..23b2a8c 100644
--- a/drivers/video/bf54x-lq043fb.c
+++ b/drivers/video/bf54x-lq043fb.c
@@ -433,7 +433,7 @@
 	return 0;
 }
 
-static struct backlight_ops bfin_lq043fb_bl_ops = {
+static const struct backlight_ops bfin_lq043fb_bl_ops = {
 	.get_brightness = bl_get_brightness,
 };
 
@@ -650,6 +650,12 @@
 	props.max_brightness = 255;
 	bl_dev = backlight_device_register("bf54x-bl", NULL, NULL,
 					   &bfin_lq043fb_bl_ops, &props);
+	if (IS_ERR(bl_dev)) {
+		printk(KERN_ERR DRIVER_NAME
+			": unable to register backlight.\n");
+		ret = -EINVAL;
+		goto out9;
+	}
 
 	lcd_dev = lcd_device_register(DRIVER_NAME, &pdev->dev, NULL, &bfin_lcd_ops);
 	lcd_dev->props.max_contrast = 255, printk(KERN_INFO "Done.\n");
@@ -657,6 +663,8 @@
 
 	return 0;
 
+out9:
+	unregister_framebuffer(fbinfo);
 out8:
 	free_irq(info->irq, info);
 out7:
diff --git a/drivers/video/bfin-t350mcqb-fb.c b/drivers/video/bfin-t350mcqb-fb.c
index 3a8e811..31a2dec 100644
--- a/drivers/video/bfin-t350mcqb-fb.c
+++ b/drivers/video/bfin-t350mcqb-fb.c
@@ -352,7 +352,7 @@
 	return 0;
 }
 
-static struct backlight_ops bfin_lq043fb_bl_ops = {
+static const struct backlight_ops bfin_lq043fb_bl_ops = {
 	.get_brightness = bl_get_brightness,
 };
 
@@ -545,6 +545,12 @@
 	props.max_brightness = 255;
 	bl_dev = backlight_device_register("bf52x-bl", NULL, NULL,
 					   &bfin_lq043fb_bl_ops, &props);
+	if (IS_ERR(bl_dev)) {
+		printk(KERN_ERR DRIVER_NAME
+			": unable to register backlight.\n");
+		ret = -EINVAL;
+		goto out9;
+	}
 
 	lcd_dev = lcd_device_register(DRIVER_NAME, NULL, &bfin_lcd_ops);
 	lcd_dev->props.max_contrast = 255, printk(KERN_INFO "Done.\n");
@@ -552,6 +558,8 @@
 
 	return 0;
 
+out9:
+	unregister_framebuffer(fbinfo);
 out8:
 	free_irq(info->irq, info);
 out7: