diff options
Diffstat (limited to 'fs/kernfs/mount.c')
| -rw-r--r-- | fs/kernfs/mount.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/kernfs/mount.c b/fs/kernfs/mount.c index 4a0ff08d589c..2252b16e6ef0 100644 --- a/fs/kernfs/mount.c +++ b/fs/kernfs/mount.c @@ -148,7 +148,7 @@ static struct dentry *kernfs_get_parent_dentry(struct dentry *child) struct kernfs_root *root = kernfs_root(kn); guard(rwsem_read)(&root->kernfs_rwsem); - return d_obtain_alias(kernfs_get_inode(child->d_sb, kn->parent)); + return d_obtain_alias(kernfs_get_inode(child->d_sb, kernfs_parent(kn))); } static const struct export_operations kernfs_export_ops = { @@ -188,10 +188,10 @@ static struct kernfs_node *find_next_ancestor(struct kernfs_node *child, return NULL; } - while (child->parent != parent) { - if (!child->parent) + while (kernfs_parent(child) != parent) { + child = kernfs_parent(child); + if (!child) return NULL; - child = child->parent; } return child; @@ -216,7 +216,7 @@ struct dentry *kernfs_node_dentry(struct kernfs_node *kn, dentry = dget(sb->s_root); /* Check if this is the root kernfs_node */ - if (!kn->parent) + if (!rcu_access_pointer(kn->__parent)) return dentry; root = kernfs_root(kn); |