1 files changed, 8 insertions, 0 deletions

diff --git a/fs/hfsplus/btree.c b/fs/hfsplus/btree.c
index 685d07d0ed18..efb689c21a95 100644
--- a/fs/hfsplus/btree.c
+++ b/fs/hfsplus/btree.c
@@ -98,6 +98,14 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id)
                         set_bit(HFSPLUS_SB_CASEFOLD, &HFSPLUS_SB(sb)->flags);
                 }
                 break;
+        case HFSPLUS_ATTR_CNID:
+                if (tree->max_key_len != HFSPLUS_ATTR_KEYLEN - sizeof(u16)) {
+                        printk(KERN_ERR "hfs: invalid attributes max_key_len %d\n",
+                                tree->max_key_len);
+                        goto fail_page;
+                }
+                tree->keycmp = hfsplus_attr_bin_cmp_key;
+                break;
         default:
                 printk(KERN_ERR "hfs: unknown B*Tree requested\n");
                 goto fail_page;