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-rw-r--r--fs/ext3/dir.c36
1 files changed, 5 insertions, 31 deletions
diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c
index bafdd48eefde..a331ad1c23f8 100644
--- a/fs/ext3/dir.c
+++ b/fs/ext3/dir.c
@@ -309,43 +309,17 @@ struct fname {
*/
static void free_rb_tree_fname(struct rb_root *root)
{
- struct rb_node *n = root->rb_node;
- struct rb_node *parent;
- struct fname *fname;
-
- while (n) {
- /* Do the node's children first */
- if (n->rb_left) {
- n = n->rb_left;
- continue;
- }
- if (n->rb_right) {
- n = n->rb_right;
- continue;
- }
- /*
- * The node has no children; free it, and then zero
- * out parent's link to it. Finally go to the
- * beginning of the loop and try to free the parent
- * node.
- */
- parent = rb_parent(n);
- fname = rb_entry(n, struct fname, rb_hash);
+ struct fname *fname, *next;
+
+ rbtree_postorder_for_each_entry_safe(fname, next, root, rb_hash)
while (fname) {
struct fname * old = fname;
fname = fname->next;
kfree (old);
}
- if (!parent)
- *root = RB_ROOT;
- else if (parent->rb_left == n)
- parent->rb_left = NULL;
- else if (parent->rb_right == n)
- parent->rb_right = NULL;
- n = parent;
- }
-}
+ *root = RB_ROOT;
+}
static struct dir_private_info *ext3_htree_create_dir_info(struct file *filp,
loff_t pos)