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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-01-06 04:56:04 +0300 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-01-06 11:22:23 +0300 |
| commit | 4516c8183213b59c3645d810ccb04b70c2606743 (patch) | |
| tree | fab594d014d82a6172bb54fd4328670ed14fe646 /drivers | |
| parent | ddf1ffbd40c92ff1e58c45fa96d309788f7beb60 (diff) | |
| download | linux-4516c8183213b59c3645d810ccb04b70c2606743.tar.xz | |
Input: serio - use list_first_entry() helper
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/input/serio/serio.c | 31 |
1 files changed, 11 insertions, 20 deletions
diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c index d89880450f77..7fbf7670ae09 100644 --- a/drivers/input/serio/serio.c +++ b/drivers/input/serio/serio.c @@ -230,14 +230,12 @@ static void serio_free_event(struct serio_event *event) 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 @@ static void serio_remove_duplicate_events(struct serio_event *event) if (event->type != e->type) break; - list_del_init(node); + list_del_init(&e->node); serio_free_event(e); } } @@ -258,23 +256,18 @@ static void serio_remove_duplicate_events(struct serio_event *event) 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_handle_event(void) */ 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); } } |