From patchwork Wed Aug 19 02:04:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Leizhen (ThunderTown)" X-Patchwork-Id: 11722357 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1288C1744 for ; Wed, 19 Aug 2020 02:05:51 +0000 (UTC) Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id ED8152075E for ; Wed, 19 Aug 2020 02:05:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ED8152075E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvdimm-bounces@lists.01.org Received: from ml01.vlan13.01.org (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 3011C134CA7F6; Tue, 18 Aug 2020 19:05:50 -0700 (PDT) Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=45.249.212.32; helo=huawei.com; envelope-from=thunder.leizhen@huawei.com; receiver= Received: from huawei.com (szxga06-in.huawei.com [45.249.212.32]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 9B9B6134C39BF for ; Tue, 18 Aug 2020 19:05:47 -0700 (PDT) Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id AC92C1B7B738A14D34C2; Wed, 19 Aug 2020 10:05:44 +0800 (CST) Received: from DESKTOP-C3MD9UG.china.huawei.com (10.174.177.253) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.487.0; Wed, 19 Aug 2020 10:05:32 +0800 From: Zhen Lei To: Oliver O'Halloran , Dan Williams , Vishal Verma , "Dave Jiang" , Ira Weiny , Markus Elfring , linux-nvdimm , linux-kernel Subject: [PATCH v2 0/4] bugfix and optimize for drivers/nvdimm Date: Wed, 19 Aug 2020 10:04:59 +0800 Message-ID: <20200819020503.3079-1-thunder.leizhen@huawei.com> X-Mailer: git-send-email 2.26.0.windows.1 MIME-Version: 1.0 X-Originating-IP: [10.174.177.253] X-CFilter-Loop: Reflected Message-ID-Hash: NL65EL73Q6MY4PYSFLAJDFGGWTNARWSW X-Message-ID-Hash: NL65EL73Q6MY4PYSFLAJDFGGWTNARWSW X-MailFrom: thunder.leizhen@huawei.com X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation CC: Zhen Lei X-Mailman-Version: 3.1.1 Precedence: list List-Id: "Linux-nvdimm developer list." Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: v1 --> v2: 1. Add Fixes for Patch 1-2 2. Slightly change the subject and description of Patch 1 3. Add a new trivial Patch 4, I just found that yesterday. v1: I found a memleak when I learned the drivers/nvdimm code today. And I also added a sanity check for priv->bus_desc.provider_name, because strdup() maybe failed. Patch 3 is a trivial source code optimization. Zhen Lei (4): libnvdimm: fix memmory leaks in of_pmem.c libnvdimm: add sanity check for provider_name in of_pmem_region_probe() libnvdimm/bus: simplify walk_to_nvdimm_bus() libnvdimm/region: reduce an unnecessary if branch in nd_region_create() drivers/nvdimm/bus.c | 7 +++---- drivers/nvdimm/of_pmem.c | 7 +++++++ drivers/nvdimm/region_devs.c | 5 +---- 3 files changed, 11 insertions(+), 8 deletions(-)