[PATCH] release_region in RocketPort char driver

From: Felipe W Damasio
Date: Mon Oct 06 2003 - 09:03:57 EST

Hi Andrew/Comtrol people :),

Patch against 2.6.0-test6.

- Release a previous requested region if tty_register_driver fails. Found by smatch

Please consider applying,

Thanks.

Felipe --- linux-2.6.0-test6/drivers/char/rocket.c.orig 2003-10-06 10:57:29.000000000 -0300
+++ linux-2.6.0-test6/drivers/char/rocket.c 2003-10-06 11:00:29.000000000 -0300
@@ -2468,6 +2468,7 @@
if (retval < 0) {
printk(KERN_INFO "Couldn't install tty RocketPort driver (error %d)\n", -retval);
put_tty_driver(rocket_driver);
+ release_region(controller, 4);
return -1;
}