From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9E9E1C43381 for ; Mon, 4 Mar 2019 20:26:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 76E39206B6 for ; Mon, 4 Mar 2019 20:26:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726578AbfCDU0o (ORCPT ); Mon, 4 Mar 2019 15:26:44 -0500 Received: from mga18.intel.com ([134.134.136.126]:40746 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726061AbfCDU0o (ORCPT ); Mon, 4 Mar 2019 15:26:44 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 04 Mar 2019 12:26:43 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,441,1544515200"; d="scan'208";a="138012247" Received: from dwillia2-desk3.jf.intel.com (HELO dwillia2-desk3.amr.corp.intel.com) ([10.54.39.16]) by FMSMGA003.fm.intel.com with ESMTP; 04 Mar 2019 12:26:42 -0800 Subject: [PATCH] libnvdimm/namespace: Clean up holder_class_store() From: Dan Williams To: linux-nvdimm@lists.01.org Cc: vishal.l.verma@intel.com, linux-kernel@vger.kernel.org Date: Mon, 04 Mar 2019 12:14:04 -0800 Message-ID: <155173044436.4154095.17954771880753980013.stgit@dwillia2-desk3.amr.corp.intel.com> User-Agent: StGit/0.18-2-gc94f MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use sysfs_streq() in place of open-coded strcmp()'s that check for an optional "\n" at the end of the input. Signed-off-by: Dan Williams --- drivers/nvdimm/namespace_devs.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c index 3677b0c4a33d..17fb7f931f0c 100644 --- a/drivers/nvdimm/namespace_devs.c +++ b/drivers/nvdimm/namespace_devs.c @@ -1506,13 +1506,13 @@ static ssize_t __holder_class_store(struct device *dev, const char *buf) if (dev->driver || ndns->claim) return -EBUSY; - if (strcmp(buf, "btt") == 0 || strcmp(buf, "btt\n") == 0) + if (sysfs_streq(buf, "btt")) ndns->claim_class = btt_claim_class(dev); - else if (strcmp(buf, "pfn") == 0 || strcmp(buf, "pfn\n") == 0) + else if (sysfs_streq(buf, "pfn")) ndns->claim_class = NVDIMM_CCLASS_PFN; - else if (strcmp(buf, "dax") == 0 || strcmp(buf, "dax\n") == 0) + else if (sysfs_streq(buf, "dax")) ndns->claim_class = NVDIMM_CCLASS_DAX; - else if (strcmp(buf, "") == 0 || strcmp(buf, "\n") == 0) + else if (sysfs_streq(buf, "")) ndns->claim_class = NVDIMM_CCLASS_NONE; else return -EINVAL;