x86: left over fix for leak of early_ioremp in dmi_scan

Signed-off-by: NYinghai Lu <yinghai@sun.com>
Signed-off-by: NIngo Molnar <mingo@elte.hu>
Signed-off-by: NThomas Gleixner <tglx@linutronix.de>

drivers/firmware/dmi_scan.c

@@ -353,6 +353,7 @@ void __init dmi_scan_machine(void)
 				return;
 			}
 		}
+		dmi_iounmap(p, 0x10000);
 	}
  out:	printk(KERN_INFO "DMI not present or invalid.\n");
 }