Input: serio - use list_first_entry() helper
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index d898804..7fbf767 100644
--- a/drivers/input/serio/serio.c
+++ b/drivers/input/serio/serio.c
@@ -230,14 +230,12 @@
static void serio_remove_duplicate_events(struct serio_event *event)
{
- struct list_head *node, *next;
- struct serio_event *e;
+ struct serio_event *e, *next;
unsigned long flags;
spin_lock_irqsave(&serio_event_lock, flags);
- list_for_each_safe(node, next, &serio_event_list) {
- e = list_entry(node, struct serio_event, node);
+ list_for_each_entry_safe(e, next, &serio_event_list, node) {
if (event->object == e->object) {
/*
* If this event is of different type we should not
@@ -247,7 +245,7 @@
if (event->type != e->type)
break;
- list_del_init(node);
+ list_del_init(&e->node);
serio_free_event(e);
}
}
@@ -258,23 +256,18 @@
static struct serio_event *serio_get_event(void)
{
- struct serio_event *event;
- struct list_head *node;
+ struct serio_event *event = NULL;
unsigned long flags;
spin_lock_irqsave(&serio_event_lock, flags);
- if (list_empty(&serio_event_list)) {
- spin_unlock_irqrestore(&serio_event_lock, flags);
- return NULL;
+ if (!list_empty(&serio_event_list)) {
+ event = list_first_entry(&serio_event_list,
+ struct serio_event, node);
+ list_del_init(&event->node);
}
- node = serio_event_list.next;
- event = list_entry(node, struct serio_event, node);
- list_del_init(node);
-
spin_unlock_irqrestore(&serio_event_lock, flags);
-
return event;
}
@@ -331,16 +324,14 @@
*/
static void serio_remove_pending_events(void *object)
{
- struct list_head *node, *next;
- struct serio_event *event;
+ struct serio_event *event, *next;
unsigned long flags;
spin_lock_irqsave(&serio_event_lock, flags);
- list_for_each_safe(node, next, &serio_event_list) {
- event = list_entry(node, struct serio_event, node);
+ list_for_each_entry_safe(event, next, &serio_event_list, node) {
if (event->object == object) {
- list_del_init(node);
+ list_del_init(&event->node);
serio_free_event(event);
}
}