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From: Alexander Motin <mav@FreeBSD.org>
Date: Wed, 26 Jul 2017 16:30:58 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r321544 -
 stable/11/cddl/contrib/opensolaris/lib/libzfs_core/common
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Author: mav
Date: Wed Jul 26 16:30:57 2017
New Revision: 321544
URL: https://svnweb.freebsd.org/changeset/base/321544

Log:
  MFC r318814: MFC r316904: 7729 libzfs_core`lzc_rollback() leaks result nvl
  
  illumos/illumos-gate@ac428481f96be89add7a1edf43ae47dd71038553
  https://github.com/illumos/illumos-gate/commit/ac428481f96be89add7a1edf43ae47dd71038553
  
  https://www.illumos.org/issues/7729
    libzfs_core`lzc_rollback() doesn't free the result nvl after lzc_ioctl() call.
  
  Reviewed by: Matthew Ahrens <mahrens@delphix.com>
  Reviewed by: Prakash Surya <prakash.surya@delphix.com>
  Approved by: Dan McDonald <danmcd@omniti.com>
  Author: Yuri Pankov <yuri.pankov@nexenta.com>

Modified:
  stable/11/cddl/contrib/opensolaris/lib/libzfs_core/common/libzfs_core.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/cddl/contrib/opensolaris/lib/libzfs_core/common/libzfs_core.c
==============================================================================
--- stable/11/cddl/contrib/opensolaris/lib/libzfs_core/common/libzfs_core.c	Wed Jul 26 16:30:09 2017	(r321543)
+++ stable/11/cddl/contrib/opensolaris/lib/libzfs_core/common/libzfs_core.c	Wed Jul 26 16:30:57 2017	(r321544)
@@ -759,6 +759,8 @@ lzc_rollback(const char *fsname, char *snapnamebuf, in
 		const char *snapname = fnvlist_lookup_string(result, "target");
 		(void) strlcpy(snapnamebuf, snapname, snapnamelen);
 	}
+	nvlist_free(result);
+
 	return (err);
 }