From a4fb0b228e284107b9bdf44769bbdc80efd660e1 Mon Sep 17 00:00:00 2001
From: Vasiliy Kulikov <segoon@openwall.com>
Date: Fri, 19 Nov 2010 21:41:45 +0300
Subject: serial: ifx6x60: fix memory leak

If tty_register_driver() failed then tty_driver is still alive.
Free it with put_tty_driver().

Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/serial/ifx6x60.c b/drivers/serial/ifx6x60.c
index 3f8d5ee..ab93763 100644
--- a/drivers/serial/ifx6x60.c
+++ b/drivers/serial/ifx6x60.c
@@ -1384,6 +1384,7 @@ static int __init ifx_spi_init(void)
 	if (result) {
 		pr_err("%s: tty_register_driver failed(%d)",
 			DRVNAME, result);
+		put_tty_driver(tty_drv);
 		return result;
 	}
 
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