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path: root/fs/hfsplus/btree.c
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Diffstat (limited to 'fs/hfsplus/btree.c')
-rw-r--r--fs/hfsplus/btree.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/fs/hfsplus/btree.c b/fs/hfsplus/btree.c
index 67129066383..a67edfa34e9 100644
--- a/fs/hfsplus/btree.c
+++ b/fs/hfsplus/btree.c
@@ -31,17 +31,8 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id)
init_MUTEX(&tree->tree_lock);
spin_lock_init(&tree->hash_lock);
- /* Set the correct compare function */
tree->sb = sb;
tree->cnid = id;
- if (id == HFSPLUS_EXT_CNID) {
- tree->keycmp = hfsplus_ext_cmp_key;
- } else if (id == HFSPLUS_CAT_CNID) {
- tree->keycmp = hfsplus_cat_cmp_key;
- } else {
- printk(KERN_ERR "hfs: unknown B*Tree requested\n");
- goto free_tree;
- }
tree->inode = iget(sb, id);
if (!tree->inode)
goto free_tree;
@@ -64,6 +55,20 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id)
tree->max_key_len = be16_to_cpu(head->max_key_len);
tree->depth = be16_to_cpu(head->depth);
+ /* Set the correct compare function */
+ if (id == HFSPLUS_EXT_CNID) {
+ tree->keycmp = hfsplus_ext_cmp_key;
+ } else if (id == HFSPLUS_CAT_CNID) {
+ if ((HFSPLUS_SB(sb).flags & HFSPLUS_SB_HFSX) &&
+ (head->key_type == HFSPLUS_KEY_BINARY))
+ tree->keycmp = hfsplus_cat_bin_cmp_key;
+ else
+ tree->keycmp = hfsplus_cat_case_cmp_key;
+ } else {
+ printk(KERN_ERR "hfs: unknown B*Tree requested\n");
+ goto fail_page;
+ }
+
size = tree->node_size;
if (!size || size & (size - 1))
goto fail_page;