lockd: Make nlmsvc_create_block() use nlmsvc_lookup_host()

Currently it uses nlmclnt_lookup_host(), which puts the resulting host
structure on a different list.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c
index 3c7dd95..a95d260 100644
--- a/fs/lockd/svclock.c
+++ b/fs/lockd/svclock.c
@@ -185,8 +185,7 @@
 	struct nlm_rqst		*call;
 
 	/* Create host handle for callback */
-	host = nlmclnt_lookup_host(&rqstp->rq_addr,
-				rqstp->rq_prot, rqstp->rq_vers);
+	host = nlmsvc_lookup_host(rqstp);
 	if (host == NULL)
 		return NULL;