misc: pti, do the opposite of ->probe in ->remove
Currently, probe initializes some parts. Then, some of them are
unwound in ->remove, some in module_exit. Let us do the opposite of
whole ->probe in ->remove.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: J Freyensee <james_p_freyensee@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/misc/pti.c b/drivers/misc/pti.c
index 4a24421..be6e679 100644
--- a/drivers/misc/pti.c
+++ b/drivers/misc/pti.c
@@ -874,11 +874,18 @@
{
struct pti_dev *drv_data = pci_get_drvdata(pdev);
+ unregister_console(&pti_console);
+
+ tty_unregister_device(pti_tty_driver, 0);
+ tty_unregister_device(pti_tty_driver, 1);
+
iounmap(drv_data->pti_ioaddr);
pci_set_drvdata(pdev, NULL);
kfree(drv_data);
pci_release_region(pdev, 1);
pci_disable_device(pdev);
+
+ misc_deregister(&pti_char_driver);
}
static struct pci_driver pti_pci_driver = {
@@ -959,9 +966,6 @@
{
int retval;
- tty_unregister_device(pti_tty_driver, 0);
- tty_unregister_device(pti_tty_driver, 1);
-
retval = tty_unregister_driver(pti_tty_driver);
if (retval) {
pr_err("%s(%d): TTY unregistration failed of pti driver\n",
@@ -971,17 +975,6 @@
}
pci_unregister_driver(&pti_pci_driver);
-
- retval = misc_deregister(&pti_char_driver);
- if (retval) {
- pr_err("%s(%d): CHAR unregistration failed of pti driver\n",
- __func__, __LINE__);
- pr_err("%s(%d): Error value returned: %d\n",
- __func__, __LINE__, retval);
- }
-
- unregister_console(&pti_console);
- return;
}
module_init(pti_init);