From 713efa9a64fac01abc296228c5ca4f507217a8c9 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <error27@gmail.com>
Date: Wed, 27 Oct 2010 15:34:18 -0700
Subject: [PATCH] drivers/char/rocket.c: release_region or error path

There was a release_region() missing on the error path.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 drivers/char/rocket.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c
index 7c79d243acc..86308830ac4 100644
--- a/drivers/char/rocket.c
+++ b/drivers/char/rocket.c
@@ -2345,7 +2345,7 @@ static int __init rp_init(void)
 	ret = tty_register_driver(rocket_driver);
 	if (ret < 0) {
 		printk(KERN_ERR "Couldn't install tty RocketPort driver\n");
-		goto err_tty;
+		goto err_controller;
 	}
 
 #ifdef ROCKET_DEBUG_OPEN
@@ -2380,6 +2380,9 @@ static int __init rp_init(void)
 	return 0;
 err_ttyu:
 	tty_unregister_driver(rocket_driver);
+err_controller:
+	if (controller)
+		release_region(controller, 4);
 err_tty:
 	put_tty_driver(rocket_driver);
 err:
-- 
2.39.2