On Tue, Sep 25, 2012 at 04:04:46PM -0400, Chris Mason wrote:
> @@ -889,16 +899,23 @@ static inline int __add_inode_ref(struct btrfs_trans_handle *trans,
> while (cur_offset < item_size) {
> extref = (struct btrfs_inode_extref *)base + cur_offset;
>
> - victim_name_len = btrfs_inode_extref_name_len(eb, extref);
> - victim_name = kmalloc(namelen, GFP_NOFS);
> - leaf = path->nodes[0];
> - read_extent_buffer(eb, name, (unsigned long)&extref->name, namelen);
> + victim_name_len = btrfs_inode_extref_name_len(leaf, extref);
> +
> + if (btrfs_inode_extref_parent(leaf, extref) != parent_objectid)
> + goto next;
> +
> + victim_name = kmalloc(victim_name_len, GFP_NOFS);
unchecked kmalloc
> + read_extent_buffer(leaf, victim_name, (unsigned long)&extref->name,
> + victim_name_len);
>
> search_key.objectid = inode_objectid;
> search_key.type = BTRFS_INODE_EXTREF_KEY;
> search_key.offset = btrfs_extref_hash(parent_objectid,
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