diff options
| -rw-r--r-- | fs/kernfs/dir.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c index 78f3403300af..ac127cd008bf 100644 --- a/fs/kernfs/dir.c +++ b/fs/kernfs/dir.c @@ -232,9 +232,6 @@ static int kernfs_link_sibling(struct kernfs_node *kn) struct rb_node **node = &kn->parent->dir.children.rb_node; struct rb_node *parent = NULL; - if (kernfs_type(kn) == KERNFS_DIR) - kn->parent->dir.subdirs++; - while (*node) { struct kernfs_node *pos; int result; @@ -249,9 +246,15 @@ static int kernfs_link_sibling(struct kernfs_node *kn) else return -EEXIST; } + /* add new node and rebalance the tree */ rb_link_node(&kn->rb, parent, node); rb_insert_color(&kn->rb, &kn->parent->dir.children); + + /* successfully added, account subdir number */ + if (kernfs_type(kn) == KERNFS_DIR) + kn->parent->dir.subdirs++; + return 0; } |