Revert "mm/memory_hotplug: refrain from adding memory into an impossible node"

hulk inclusion
category: bugfix
bugzilla: 46857
CVE: NA

---------------------------

This reverts commit 023faff7.
Reviewed-by: NXie XiuQi <xiexiuqi@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

mm/memory_hotplug.c

@@ -1058,11 +1058,6 @@ int __ref add_memory_resource(int nid, struct resource *res, bool online)
 	if (ret)
 		return ret;
 
-	if (!node_possible(nid)) {
-		WARN(1, "node %d was absent from the node_possible_map\n", nid);
-		return -EINVAL;
-	}
-
 	mem_hotplug_begin();
 
 	/*