From: Amol Lad <amol@verismonetworks.com>

Signed-off-by: Amol Lad <amol@verismonetworks.com>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 drivers/char/moxa.c |    6 ++++++
 1 files changed, 6 insertions(+)

diff -puN drivers/char/moxa.c~ioremap-balanced-with-iounmap-for-drivers-char-moxac drivers/char/moxa.c
--- a/drivers/char/moxa.c~ioremap-balanced-with-iounmap-for-drivers-char-moxac
+++ a/drivers/char/moxa.c
@@ -493,6 +493,12 @@ static void __exit moxa_exit(void)
 	if (tty_unregister_driver(moxaDriver))
 		printk("Couldn't unregister MOXA Intellio family serial driver\n");
 	put_tty_driver(moxaDriver);
+
+	for (i = 0; i < MAX_BOARDS; i++) {
+		if (moxaBaseAddr[i])
+			iounmap(moxaBaseAddr[i]);
+	}
+
 	if (verbose)
 		printk("Done\n");
 }
_