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| author | Cody P Schafer <cody@linux.vnet.ibm.com> | 2014-01-23 15:56:08 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-23 16:37:03 -0800 |
| commit | bb25e49ff8ab0ef0b3c073c09d55cf10ef8a2aa0 (patch) | |
| tree | 0eb5d1ca02d4e9caccd9716e35d5baa448eb73c8 /fs/ubifs/orphan.c | |
| parent | b182837ac111e87f8e82cbcb0046449d9412187f (diff) | |
| download | linux-bb25e49ff8ab0ef0b3c073c09d55cf10ef8a2aa0.tar.bz2 | |
fs/ubifs: use rbtree postorder iteration helper instead of opencoding
Use rbtree_postorder_for_each_entry_safe() to destroy the rbtree instead
of opencoding an alternate postorder iteration that modifies the tree
Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com>
Cc: Michel Lespinasse <walken@google.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Artem Bityutskiy <dedekind1@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ubifs/orphan.c')
| -rw-r--r-- | fs/ubifs/orphan.c | 21 |
1 files changed, 2 insertions, 19 deletions
diff --git a/fs/ubifs/orphan.c b/fs/ubifs/orphan.c index ba32da3fe08a..f1c3e5a1b315 100644 --- a/fs/ubifs/orphan.c +++ b/fs/ubifs/orphan.c @@ -815,27 +815,10 @@ static int dbg_find_check_orphan(struct rb_root *root, ino_t inum) static void dbg_free_check_tree(struct rb_root *root) { - struct rb_node *this = root->rb_node; - struct check_orphan *o; + struct check_orphan *o, *n; - while (this) { - if (this->rb_left) { - this = this->rb_left; - continue; - } else if (this->rb_right) { - this = this->rb_right; - continue; - } - o = rb_entry(this, struct check_orphan, rb); - this = rb_parent(this); - if (this) { - if (this->rb_left == &o->rb) - this->rb_left = NULL; - else - this->rb_right = NULL; - } + rbtree_postorder_for_each_entry_safe(o, n, root, rb) kfree(o); - } } static int dbg_orphan_check(struct ubifs_info *c, struct ubifs_zbranch *zbr, |