diff options
| -rw-r--r-- | fs/notify/inotify/inotify_user.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c index 1a870f9157b3..aff4214f16c3 100644 --- a/fs/notify/inotify/inotify_user.c +++ b/fs/notify/inotify/inotify_user.c @@ -463,9 +463,6 @@ retry: goto out_err; spin_lock(&group->inotify_data.idr_lock); - /* if entry is added to the idr we keep the reference obtained - * through fsnotify_mark_add. remember to drop this reference - * when entry is removed from idr */ ret = idr_get_new_above(&group->inotify_data.idr, entry, ++group->inotify_data.last_wd, &ientry->wd); @@ -476,8 +473,13 @@ retry: goto out_err; } atomic_inc(&group->inotify_data.user->inotify_watches); + + /* we put the mark on the idr, take a reference */ + fsnotify_get_mark(entry); } + ret = ientry->wd; + spin_lock(&entry->lock); old_mask = entry->mask; @@ -508,7 +510,11 @@ retry: fsnotify_recalc_group_mask(group); } - return ientry->wd; + /* this either matches fsnotify_find_mark_entry, or init_mark_entry + * depending on which path we took... */ + fsnotify_put_mark(entry); + + return ret; out_err: /* see this isn't supposed to happen, just kill the watch */ |