diff options
| -rw-r--r-- | fs/inotify.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/inotify.c b/fs/inotify.c index 1f50302849c5..7d5725336527 100644 --- a/fs/inotify.c +++ b/fs/inotify.c @@ -848,7 +848,11 @@ static int inotify_release(struct inode *ignored, struct file *file) inode = watch->inode; mutex_lock(&inode->inotify_mutex); mutex_lock(&dev->mutex); - remove_watch_no_event(watch, dev); + + /* make sure we didn't race with another list removal */ + if (likely(idr_find(&dev->idr, watch->wd))) + remove_watch_no_event(watch, dev); + mutex_unlock(&dev->mutex); mutex_unlock(&inode->inotify_mutex); put_inotify_watch(watch); |