create_reloc_root will return errors in the future, and __add_reloc_root
can return ENOMEM or EEXIST, so handle these errors properly.
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
[ add comment ]
Signed-off-by: David Sterba <dsterba@suse.com>
reloc_root = create_reloc_root(trans, root, root->root_key.objectid);
if (clear_rsv)
trans->block_rsv = rsv;
+ if (IS_ERR(reloc_root))
+ return PTR_ERR(reloc_root);
ret = __add_reloc_root(reloc_root);
- BUG_ON(ret < 0);
+ if (ret) {
+ /* Pairs with create_reloc_root */
+ btrfs_put_root(reloc_root);
+ return ret;
+ }
root->reloc_root = btrfs_grab_root(reloc_root);
return 0;
}