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dkim=none (message not signed) header.d=none;nongnu.org; dmarc=none action=none header.from=virtuozzo.com; Received: from AM7PR08MB5494.eurprd08.prod.outlook.com (2603:10a6:20b:dc::15) by AM7PR08MB5495.eurprd08.prod.outlook.com (2603:10a6:20b:104::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3455.24; Fri, 16 Oct 2020 17:11:18 +0000 Received: from AM7PR08MB5494.eurprd08.prod.outlook.com ([fe80::fd02:1330:f620:1243]) by AM7PR08MB5494.eurprd08.prod.outlook.com ([fe80::fd02:1330:f620:1243%9]) with mapi id 15.20.3455.031; Fri, 16 Oct 2020 17:11:18 +0000 From: Vladimir Sementsov-Ogievskiy To: qemu-block@nongnu.org Cc: qemu-devel@nongnu.org, armbru@redhat.com, berto@igalia.com, vsementsov@virtuozzo.com, eblake@redhat.com, jsnow@redhat.com, stefanha@redhat.com, pbonzini@redhat.com, pavel.dovgaluk@ispras.ru, ari@tuxera.com, mreitz@redhat.com, kwolf@redhat.com, den@openvz.org, Greg Kurz Subject: [PATCH v3 06/13] block/mirror: drop extra error propagation in commit_active_start() Date: Fri, 16 Oct 2020 20:10:50 +0300 Message-Id: <20201016171057.6182-7-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.21.3 In-Reply-To: <20201016171057.6182-1-vsementsov@virtuozzo.com> References: <20201016171057.6182-1-vsementsov@virtuozzo.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [185.215.60.69] X-ClientProxiedBy: FR2P281CA0003.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:a::13) To AM7PR08MB5494.eurprd08.prod.outlook.com (2603:10a6:20b:dc::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from kvm.sw.ru (185.215.60.69) by FR2P281CA0003.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:a::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3499.9 via Frontend Transport; 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envelope-from=vsementsov@virtuozzo.com; helo=EUR01-HE1-obe.outbound.protection.outlook.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/16 13:11:27 X-ACL-Warn: Detected OS = Windows NT kernel [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, MSGID_FROM_MTA_HEADER=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Let's check return value of mirror_start_job to check for failure instead of local_err. Rename ret to job, as ret is usually integer variable. Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Greg Kurz Reviewed-by: Alberto Garcia --- block/mirror.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/block/mirror.c b/block/mirror.c index b3778248b8..f7c624d6a9 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -1851,8 +1851,7 @@ BlockJob *commit_active_start(const char *job_id, BlockDriverState *bs, bool auto_complete, Error **errp) { bool base_read_only; - Error *local_err = NULL; - BlockJob *ret; + BlockJob *job; base_read_only = bdrv_is_read_only(base); @@ -1862,19 +1861,18 @@ BlockJob *commit_active_start(const char *job_id, BlockDriverState *bs, } } - ret = mirror_start_job( + job = mirror_start_job( job_id, bs, creation_flags, base, NULL, speed, 0, 0, MIRROR_LEAVE_BACKING_CHAIN, false, on_error, on_error, true, cb, opaque, &commit_active_job_driver, false, base, auto_complete, filter_node_name, false, MIRROR_COPY_MODE_BACKGROUND, - &local_err); - if (local_err) { - error_propagate(errp, local_err); + errp); + if (!job) { goto error_restore_flags; } - return ret; + return job; error_restore_flags: /* ignore error and errp for bdrv_reopen, because we want to propagate -- 2.21.3