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Input: serio - remove pending events when unregistering driver

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That fixes an opps when driver is repeatedly loaded and unloaded in
a tight loop.

Tested-by: Roland Kletzing <devzero@web.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2008-06-02 00:41:57 -04:00
parent f6d65610df
commit e8ef434709
1 changed files with 6 additions and 3 deletions
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9
drivers/input/serio/serio.c
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@ -331,9 +331,10 @@ static void serio_handle_event(void)
}
/*
* Remove all events that have been submitted for a given serio port.
* Remove all events that have been submitted for a given
* object, be it serio port or driver.
*/
static void serio_remove_pending_events(struct serio *serio)
static void serio_remove_pending_events(void *object)
{
struct list_head *node, *next;
struct serio_event *event;
@ -343,7 +344,7 @@ static void serio_remove_pending_events(struct serio *serio)
list_for_each_safe(node, next, &serio_event_list) {
event = list_entry(node, struct serio_event, node);
if (event->object == serio) {
if (event->object == object) {
list_del_init(node);
serio_free_event(event);
}
@ -837,7 +838,9 @@ void serio_unregister_driver(struct serio_driver *drv)
struct serio *serio;
mutex_lock(&serio_mutex);
drv->manual_bind = 1; /* so serio_find_driver ignores it */
serio_remove_pending_events(drv);
start_over:
list_for_each_entry(serio, &serio_list, node) {