From 79e722432f92df5db2db99ca113d6052937eb637 Mon Sep 17 00:00:00 2001
From: Alexander Eremin <a.eremin@nexenta.com>
Date: Mon, 16 Jan 2012 17:07:04 +0400
Subject: [PATCH] Illumos #1977: zfs allow arguments not parsed correctly after
 pyzfs removal

Reviewed by: Garrett D'Amore <garrett.damore@gmail.com>
Reviewed by: Albert Lee <trisk@nexenta.com>
Approved by: Richard Lowe <richlowe@richlowe.net>

References:
  https://www.illumos.org/issues/1977

Ported by: Martin Matuska <martin@matuska.org>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
---
 cmd/zfs/zfs_main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cmd/zfs/zfs_main.c b/cmd/zfs/zfs_main.c
index 3bcf6267d..f5a43c145 100644
--- a/cmd/zfs/zfs_main.c
+++ b/cmd/zfs/zfs_main.c
@@ -21,7 +21,7 @@
 
 /*
  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
+ * Copyright 2012 Nexenta Systems, Inc. All rights reserved.
  * Copyright (c) 2011 by Delphix. All rights reserved.
  */
 
@@ -4480,7 +4480,7 @@ parse_allow_args(int argc, char **argv, boolean_t un, struct allow_opts *opts)
 		argc--;
 		argv++;
 		opts->dataset = munge_args(argc, argv, un, 2, &opts->perms);
-	} else if (argc == 1) {
+	} else if (argc == 1 && !un) {
 		opts->prt_perms = B_TRUE;
 		opts->dataset = argv[argc-1];
 	} else {