From bb7ffdaf5ad1c7e65af598830957b6b19835f93f Mon Sep 17 00:00:00 2001
From: George Melikov <mail@gmelikov.ru>
Date: Sat, 21 Jan 2017 22:33:11 +0300
Subject: [PATCH] OpenZFS 7729 - libzfs_core`lzc_rollback() leaks result nvl

Authored by: Yuri Pankov <yuri.pankov@nexenta.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Prakash Surya <prakash.surya@delphix.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Ported-by: George Melikov mail@gmelikov.ru

OpenZFS-issue: https://www.illumos.org/issues/7729
OpenZFS-commit: https://github.com/openzfs/openzfs/commit/882877e
Closes #5620
---
 lib/libzfs_core/libzfs_core.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/libzfs_core/libzfs_core.c b/lib/libzfs_core/libzfs_core.c
index 9be34d34b334..3110d89030e1 100644
--- a/lib/libzfs_core/libzfs_core.c
+++ b/lib/libzfs_core/libzfs_core.c
@@ -830,6 +830,8 @@ lzc_rollback(const char *fsname, char *snapnamebuf, int snapnamelen)
 		const char *snapname = fnvlist_lookup_string(result, "target");
 		(void) strlcpy(snapnamebuf, snapname, snapnamelen);
 	}
+	nvlist_free(result);
+
 	return (err);
 }