eb = read_tree_block(dest, old_bytenr, blocksize,
old_ptr_gen);
+ BUG_ON(!eb);
btrfs_tree_lock(eb);
if (cow) {
ret = btrfs_cow_block(trans, dest, eb, parent,
root = next->root;
BUG_ON(!root);
- /* no other choice for non-refernce counted tree */
+ /* no other choice for non-references counted tree */
if (!root->ref_cows)
return root;
blocksize = btrfs_level_size(root, node->level);
generation = btrfs_node_ptr_generation(upper->eb, slot);
eb = read_tree_block(root, bytenr, blocksize, generation);
+ if (!eb) {
+ err = -EIO;
+ goto next;
+ }
btrfs_tree_lock(eb);
btrfs_set_lock_blocking(eb);
BUG_ON(block->key_ready);
eb = read_tree_block(rc->extent_root, block->bytenr,
block->key.objectid, block->key.offset);
+ BUG_ON(!eb);
WARN_ON(btrfs_header_level(eb) != block->level);
if (block->level == 0)
btrfs_item_key_to_cpu(eb, &block->key, 0);
if (IS_ERR(fs_root))
err = PTR_ERR(fs_root);
else
- btrfs_orphan_cleanup(fs_root);
+ err = btrfs_orphan_cleanup(fs_root);
}
return err;
}