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Input: Avoid double unregistering of i8042 PnP driver. This can happen

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when no i8042 controller (not PnP, not legacy) is present.

From: Kurt Garloff <garloff@suse.de>
Signed-off-by: Vojtech Pavlik <vojtech@suse.cz>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Kurt Garloff 2005-05-28 02:11:38 -05:00 committed by Dmitry Torokhov
parent 5a72afc03c
commit 74af42bb72
1 changed files with 6 additions and 2 deletions
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8
drivers/input/serio/i8042-x86ia64io.h
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@ -215,12 +215,16 @@ static struct pnp_driver i8042_pnp_aux_driver = {
static void i8042_pnp_exit(void)
{
if (i8042_pnp_kbd_registered)
if (i8042_pnp_kbd_registered) {
i8042_pnp_kbd_registered = 0;
pnp_unregister_driver(&i8042_pnp_kbd_driver);
}
if (i8042_pnp_aux_registered)
if (i8042_pnp_aux_registered) {
i8042_pnp_aux_registered = 0;
pnp_unregister_driver(&i8042_pnp_aux_driver);
}
}
static int i8042_pnp_init(void)
{