diff options
| author | Shen Feng <shen@cn.fujitsu.com> | 2008-07-25 12:46:21 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-25 21:53:32 +0400 |
| commit | 9ebfbe9f926553eabc21b4400918d1216b27ed0c (patch) | |
| tree | fb49beb7726579f0d798cf4d72aab646f52e2e1c /fs/ext3/dir.c | |
| parent | 1984bb763c2e50d0ebfb0cf56d1b319bd7afe63a (diff) | |
| download | linux-9ebfbe9f926553eabc21b4400918d1216b27ed0c.tar.xz | |
ext3: improve some code in rb tree part of dir.c
- remove unnecessary code in free_rb_tree_fname
- rename free_rb_tree_fname to ext3_htree_create_dir_info
since it and ext3_htree_free_dir_info are a pair
- replace kmalloc with kzalloc in ext3_htree_free_dir_info
Signed-off-by: Shen Feng <shen@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ext3/dir.c')
| -rw-r--r-- | fs/ext3/dir.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c index 8ca3bfd72427..2eea96ec78ed 100644 --- a/fs/ext3/dir.c +++ b/fs/ext3/dir.c @@ -272,7 +272,7 @@ static void free_rb_tree_fname(struct rb_root *root) while (n) { /* Do the node's children first */ - if ((n)->rb_left) { + if (n->rb_left) { n = n->rb_left; continue; } @@ -301,24 +301,18 @@ static void free_rb_tree_fname(struct rb_root *root) parent->rb_right = NULL; n = parent; } - root->rb_node = NULL; } -static struct dir_private_info *create_dir_info(loff_t pos) +static struct dir_private_info *ext3_htree_create_dir_info(loff_t pos) { struct dir_private_info *p; - p = kmalloc(sizeof(struct dir_private_info), GFP_KERNEL); + p = kzalloc(sizeof(struct dir_private_info), GFP_KERNEL); if (!p) return NULL; - p->root.rb_node = NULL; - p->curr_node = NULL; - p->extra_fname = NULL; - p->last_pos = 0; p->curr_hash = pos2maj_hash(pos); p->curr_minor_hash = pos2min_hash(pos); - p->next_hash = 0; return p; } @@ -433,7 +427,7 @@ static int ext3_dx_readdir(struct file * filp, int ret; if (!info) { - info = create_dir_info(filp->f_pos); + info = ext3_htree_create_dir_info(filp->f_pos); if (!info) return -ENOMEM; filp->private_data = info; |