lockd: nlm_release_host() checks for NULL, caller needn't

No need to check for a NULL argument twice.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
diff --git a/fs/lockd/svcproc.c b/fs/lockd/svcproc.c
index 88379cc..fce3d70 100644
--- a/fs/lockd/svcproc.c
+++ b/fs/lockd/svcproc.c
@@ -87,8 +87,7 @@
 	return 0;
 
 no_locks:
-	if (host)
-		nlm_release_host(host);
+	nlm_release_host(host);
 	if (error)
 		return error;
 	return nlm_lck_denied_nolocks;