diff options
| 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/recovery.c | |
| parent | net/netfilter/ipset/ip_set_hash_netiface.c: use rbtree postorder iteration instead of opencoding (diff) | |
| download | linux-dev-bb25e49ff8ab0ef0b3c073c09d55cf10ef8a2aa0.tar.xz linux-dev-bb25e49ff8ab0ef0b3c073c09d55cf10ef8a2aa0.zip | |
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/recovery.c')
| -rw-r--r-- | fs/ubifs/recovery.c | 21 |
1 files changed, 3 insertions, 18 deletions
diff --git a/fs/ubifs/recovery.c b/fs/ubifs/recovery.c index 065096e36ed9..c14adb2f420c 100644 --- a/fs/ubifs/recovery.c +++ b/fs/ubifs/recovery.c @@ -1335,29 +1335,14 @@ static void remove_ino(struct ubifs_info *c, ino_t inum) */ void ubifs_destroy_size_tree(struct ubifs_info *c) { - struct rb_node *this = c->size_tree.rb_node; - struct size_entry *e; + struct size_entry *e, *n; - while (this) { - if (this->rb_left) { - this = this->rb_left; - continue; - } else if (this->rb_right) { - this = this->rb_right; - continue; - } - e = rb_entry(this, struct size_entry, rb); + rbtree_postorder_for_each_entry_safe(e, n, &c->size_tree, rb) { if (e->inode) iput(e->inode); - this = rb_parent(this); - if (this) { - if (this->rb_left == &e->rb) - this->rb_left = NULL; - else - this->rb_right = NULL; - } kfree(e); } + c->size_tree = RB_ROOT; } |