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>
diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c
index 7c79d24..86308830 100644
--- a/drivers/char/rocket.c
+++ b/drivers/char/rocket.c
@@ -2345,7 +2345,7 @@
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 @@
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:
