fsnotify: Move locking into fsnotify_find_mark()

Move locking of a mark list into fsnotify_find_mark(). This reduces code
churn in the following patch changing lock protecting the list.

Reviewed-by: Miklos Szeredi <mszeredi@redhat.com>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>

1 files changed, 1 insertions, 6 deletions

diff --git a/fs/notify/vfsmount_mark.c b/fs/notify/vfsmount_mark.c
index ffe0d7098cba..3476ee44b2c5 100644
--- a/fs/notify/vfsmount_mark.c
+++ b/fs/notify/vfsmount_mark.c
@@ -65,11 +65,6 @@ struct fsnotify_mark *fsnotify_find_vfsmount_mark(struct fsnotify_group *group,
 						  struct vfsmount *mnt)
 {
 	struct mount *m = real_mount(mnt);
-	struct fsnotify_mark *mark;
 
-	spin_lock(&mnt->mnt_root->d_lock);
-	mark = fsnotify_find_mark(m->mnt_fsnotify_marks, group);
-	spin_unlock(&mnt->mnt_root->d_lock);
-
-	return mark;
+	return fsnotify_find_mark(m->mnt_fsnotify_marks, group);
 }