wb->keys[0] = kvmalloc_array(wb->size, sizeof(*wb->keys[0]), GFP_KERNEL);
wb->keys[1] = kvmalloc_array(wb->size, sizeof(*wb->keys[1]), GFP_KERNEL);
if (!wb->keys[0] || !wb->keys[1])
- return -ENOMEM;
+ return -BCH_ERR_ENOMEM_fs_btree_write_buffer_init;
return 0;
}