Currently we didn't initialize event's list head when we removed it from
the event list. Thus a detection whether overflow event is already
queued wasn't working. Fix it by always initializing the list head when
deleting event from a list.
Signed-off-by: Jan Kara <j...@suse.cz>
---
fs/notify/notification.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/fs/notify/notification.c b/fs/notify/notification.c
index 18b3c4427dca..6bec2f4918f9 100644
--- a/fs/notify/notification.c
+++ b/fs/notify/notification.c
@@ -132,7 +132,11 @@ struct fsnotify_event *fsnotify_remove_notify_event(struct
fsnotify_group *group
event = list_first_entry(&group->notification_list,
struct fsnotify_event, list);
- list_del(&event->list);
+ /*
+ * We need to init list head for the case of overflow event so that
+ * check in fsnotify_add_notify_events() works
+ */
+ list_del_init(&event->list);
group->q_len--;
return event;
--
1.8.1.4
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