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Date:      Tue, 12 Jul 2016 11:54:26 +0000 (UTC)
From:      Andriy Gapon <avg@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org
Subject:   svn commit: r302655 - vendor/illumos/dist/lib/libzfs/common
Message-ID:  <201607121154.u6CBsQaR004386@repo.freebsd.org>

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Author: avg
Date: Tue Jul 12 11:54:25 2016
New Revision: 302655
URL: https://svnweb.freebsd.org/changeset/base/302655

Log:
  6873 zfs_destroy_snaps_nvl leaks errlist
  
  illumos/illumos-gate@4cde22c29999ffb907ca39d2ebd512812f7e5168
  https://github.com/illumos/illumos-gate/commit/4cde22c29999ffb907ca39d2ebd512812f7e5168
  
  https://www.illumos.org/issues/6873
    lzc_destroy_snaps() returns an nvlist in errlist.
    zfs_destroy_snaps_nvl() should nvlist_free() it before returning.
  
  Reviewed by: Matthew Ahrens <mahrens@delphix.com>
  Reviewed by: Paul Dagnelie <pcd@delphix.com>
  Approved by: Dan McDonald <danmcd@omniti.com>
  Author: Chris Williamson <chris.williamson@delphix.com>

Modified:
  vendor/illumos/dist/lib/libzfs/common/libzfs_dataset.c

Modified: vendor/illumos/dist/lib/libzfs/common/libzfs_dataset.c
==============================================================================
--- vendor/illumos/dist/lib/libzfs/common/libzfs_dataset.c	Tue Jul 12 11:52:33 2016	(r302654)
+++ vendor/illumos/dist/lib/libzfs/common/libzfs_dataset.c	Tue Jul 12 11:54:25 2016	(r302655)
@@ -3405,12 +3405,14 @@ int
 zfs_destroy_snaps_nvl(libzfs_handle_t *hdl, nvlist_t *snaps, boolean_t defer)
 {
 	int ret;
-	nvlist_t *errlist;
+	nvlist_t *errlist = NULL;
 
 	ret = lzc_destroy_snaps(snaps, defer, &errlist);
 
-	if (ret == 0)
+	if (ret == 0) {
+		nvlist_free(errlist);
 		return (0);
+	}
 
 	if (nvlist_empty(errlist)) {
 		char errbuf[1024];
@@ -3438,6 +3440,7 @@ zfs_destroy_snaps_nvl(libzfs_handle_t *h
 		}
 	}
 
+	nvlist_free(errlist);
 	return (ret);
 }
 



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