drivers/video/sbusfb.c (sbusfbcon_blank): Return zero if operation

not supported.

drivers/video/sbusfb.c

@@ -805,9 +805,10 @@ static void sbusfbcon_blank(int blank, struct fb_info *info)
     struct fb_info_sbusfb *fb = sbusfbinfo(info);
     
     if (blank && fb->blank)
-    	return fb->blank(fb);
+	    return fb->blank(fb);
     else if (!blank && fb->unblank)
-    	return fb->unblank(fb);
+	    return fb->unblank(fb);
+    return 0;
 }
 
     /*