diff --git a/fs/lockd/svcproc.c b/fs/lockd/svcproc.c
index 935ce96..548b0bb 100644
--- a/fs/lockd/svcproc.c
+++ b/fs/lockd/svcproc.c
@@ -453,11 +453,9 @@
 {
 	struct sockaddr_in	saddr;
 
-	memcpy(&saddr, svc_addr_in(rqstp), sizeof(saddr));
-
 	dprintk("lockd: SM_NOTIFY     called\n");
-	if (saddr.sin_addr.s_addr != htonl(INADDR_LOOPBACK)
-	 || ntohs(saddr.sin_port) >= 1024) {
+
+	if (!nlm_privileged_requester(rqstp)) {
 		char buf[RPC_MAX_ADDRBUFLEN];
 		printk(KERN_WARNING "lockd: rejected NSM callback from %s\n",
 				svc_print_addr(rqstp, buf, sizeof(buf)));