From 6d8df4b6a3a46b62b1a6f6e8678ebd3acc6df8c8 Mon Sep 17 00:00:00 2001
From: Chen Gang <gang.chen@asianux.com>
Date: Wed, 26 Dec 2012 18:06:39 +0800
Subject: serial: avoid double free after call ioc4_serial_remove_one

  before goto out5,  soft, control, serial are all assigned to idd
  after finish call ioc4_serial_remove_one, all resources are released
  we need return instead of go on, or double free

Signed-off-by: Chen Gang <gang.chen@asianux.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/ioc4_serial.c b/drivers/tty/serial/ioc4_serial.c
index 3e7da10..c4e30b8 100644
--- a/drivers/tty/serial/ioc4_serial.c
+++ b/drivers/tty/serial/ioc4_serial.c
@@ -2883,6 +2883,7 @@ ioc4_serial_attach_one(struct ioc4_driver_data *idd)
 	/* error exits that give back resources */
 out5:
 	ioc4_serial_remove_one(idd);
+	return ret;
 out4:
 	kfree(soft);
 out3:
-- 
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