Revert "omapfb-ioctl: Ignore state of display when enabling/disabling…

… vsync"

This reverts commit d1438db, since
the condition has been fixed in userspace. Reverting this resolves
frequent crashes induced by the HDMI output being disconnected

drivers/video/omap2/omapfb/omapfb-ioctl.c

@@ -920,14 +920,14 @@ int omapfb_ioctl(struct fb_info *fbi, unsigned int cmd, unsigned long arg)
 		omapfb_lock(fbdev);
 		fbdev->vsync_active = !!p.crt;
 
-		//if (display->state == OMAP_DSS_DISPLAY_ACTIVE) {
+		if (display->state == OMAP_DSS_DISPLAY_ACTIVE) {
 			if (p.crt)
 				omapfb_enable_vsync(fbdev, display->channel,
 					true);
 			else
 				omapfb_enable_vsync(fbdev, display->channel,
 					false);
-		//}
+		}
 		omapfb_unlock(fbdev);
 		break;