From owner-svn-src-all@freebsd.org Wed May 15 01:38:35 2019 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id C07BF15A4D66; Wed, 15 May 2019 01:38:35 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 65BC16B1E2; Wed, 15 May 2019 01:38:35 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 3E1461514; Wed, 15 May 2019 01:38:35 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x4F1cZoh033515; Wed, 15 May 2019 01:38:35 GMT (envelope-from mav@FreeBSD.org) Received: (from mav@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x4F1cZx4033514; Wed, 15 May 2019 01:38:35 GMT (envelope-from mav@FreeBSD.org) Message-Id: <201905150138.x4F1cZx4033514@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mav set sender to mav@FreeBSD.org using -f From: Alexander Motin Date: Wed, 15 May 2019 01:38:35 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r347604 - stable/12/cddl/contrib/opensolaris/cmd/zfs X-SVN-Group: stable-12 X-SVN-Commit-Author: mav X-SVN-Commit-Paths: stable/12/cddl/contrib/opensolaris/cmd/zfs X-SVN-Commit-Revision: 347604 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 65BC16B1E2 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.89 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.997,0]; NEURAL_HAM_SHORT(-0.89)[-0.892,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 15 May 2019 01:38:35 -0000 Author: mav Date: Wed May 15 01:38:34 2019 New Revision: 347604 URL: https://svnweb.freebsd.org/changeset/base/347604 Log: MFC r347240: Fix dataset name comparison in zfs_compare(). The code never returned match comparing two datasets (not snapshots). As result, uu_avl_find(), called from zfs_callback(), never succeeded, allowing to add same dataset into the list multiple times, for example: # zfs get name pers pers pers@z pers@z NAME PROPERTY VALUE SOURCE pers name pers - pers name pers - pers@z name pers@z - With the patch: # zfs get name pers pers pers@z pers@z NAME PROPERTY VALUE SOURCE pers name pers - pers@z name pers@z - Modified: stable/12/cddl/contrib/opensolaris/cmd/zfs/zfs_iter.c Directory Properties: stable/12/ (props changed) Modified: stable/12/cddl/contrib/opensolaris/cmd/zfs/zfs_iter.c ============================================================================== --- stable/12/cddl/contrib/opensolaris/cmd/zfs/zfs_iter.c Wed May 15 00:38:52 2019 (r347603) +++ stable/12/cddl/contrib/opensolaris/cmd/zfs/zfs_iter.c Wed May 15 01:38:34 2019 (r347604) @@ -225,7 +225,7 @@ zfs_compare(const void *larg, const void *rarg, void * *rat = '\0'; ret = strcmp(lname, rname); - if (ret == 0) { + if (ret == 0 && (lat != NULL || rat != NULL)) { /* * If we're comparing a dataset to one of its snapshots, we * always make the full dataset first.