From patchwork Tue Jan 22 15:09:06 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 10775653 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6B22917F0 for ; Tue, 22 Jan 2019 15:09:46 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5592D2A071 for ; Tue, 22 Jan 2019 15:09:46 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 430812A084; Tue, 22 Jan 2019 15:09:46 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CDA972A071 for ; Tue, 22 Jan 2019 15:09:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729193AbfAVPJk (ORCPT ); Tue, 22 Jan 2019 10:09:40 -0500 Received: from mail.kernel.org ([198.145.29.99]:49046 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729155AbfAVPJh (ORCPT ); Tue, 22 Jan 2019 10:09:37 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 380C420879; Tue, 22 Jan 2019 15:09:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1548169776; bh=WLQwn8ifWH9LBps1DAAf8nxz/jyI09snSY9z5Yapczs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZmbmzoxDKYCddNzsjXIfKlXmqekQ4ekAXBwXaNWH95RglhqqA02MrFE5SSxIA8s5K sIiNrjh3UwRu3N+5peZWvmvfxglruuKWtfiRhszck0D3kitaS0xaiRjtl0hC+fr0RM U7MxmZYoUsvYrNfeFCUAL48SigSEhGDPw7W9tGxs= From: Greg Kroah-Hartman To: James Bottomley , Martin Petersen Cc: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, Greg Kroah-Hartman , qla2xxx-upstream@qlogic.com Subject: [PATCH 7/7] scsi: qla2xxx: no need to check return value of debugfs_create functions Date: Tue, 22 Jan 2019 16:09:06 +0100 Message-Id: <20190122150906.12470-8-gregkh@linuxfoundation.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190122150906.12470-1-gregkh@linuxfoundation.org> References: <20190122150906.12470-1-gregkh@linuxfoundation.org> MIME-Version: 1.0 Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP When calling debugfs functions, there is no need to ever check the return value. The function can work or not, but the code logic should never do something different based on this. Cc: qla2xxx-upstream@qlogic.com Cc: "James E.J. Bottomley" Cc: "Martin K. Petersen" Cc: linux-scsi@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/scsi/qla2xxx/qla_dfs.c | 43 +--------------------------------- 1 file changed, 1 insertion(+), 42 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_dfs.c b/drivers/scsi/qla2xxx/qla_dfs.c index 0b190082aa8d..ead17288e2a7 100644 --- a/drivers/scsi/qla2xxx/qla_dfs.c +++ b/drivers/scsi/qla2xxx/qla_dfs.c @@ -446,11 +446,6 @@ qla2x00_dfs_setup(scsi_qla_host_t *vha) atomic_set(&qla2x00_dfs_root_count, 0); qla2x00_dfs_root = debugfs_create_dir(QLA2XXX_DRIVER_NAME, NULL); - if (!qla2x00_dfs_root) { - ql_log(ql_log_warn, vha, 0x00f7, - "Unable to create debugfs root directory.\n"); - goto out; - } create_dir: if (ha->dfs_dir) @@ -458,64 +453,28 @@ qla2x00_dfs_setup(scsi_qla_host_t *vha) mutex_init(&ha->fce_mutex); ha->dfs_dir = debugfs_create_dir(vha->host_str, qla2x00_dfs_root); - if (!ha->dfs_dir) { - ql_log(ql_log_warn, vha, 0x00f8, - "Unable to create debugfs ha directory.\n"); - goto out; - } atomic_inc(&qla2x00_dfs_root_count); create_nodes: ha->dfs_fw_resource_cnt = debugfs_create_file("fw_resource_count", S_IRUSR, ha->dfs_dir, vha, &dfs_fw_resource_cnt_ops); - if (!ha->dfs_fw_resource_cnt) { - ql_log(ql_log_warn, vha, 0x00fd, - "Unable to create debugFS fw_resource_count node.\n"); - goto out; - } ha->dfs_tgt_counters = debugfs_create_file("tgt_counters", S_IRUSR, ha->dfs_dir, vha, &dfs_tgt_counters_ops); - if (!ha->dfs_tgt_counters) { - ql_log(ql_log_warn, vha, 0xd301, - "Unable to create debugFS tgt_counters node.\n"); - goto out; - } ha->tgt.dfs_tgt_port_database = debugfs_create_file("tgt_port_database", S_IRUSR, ha->dfs_dir, vha, &dfs_tgt_port_database_ops); - if (!ha->tgt.dfs_tgt_port_database) { - ql_log(ql_log_warn, vha, 0xd03f, - "Unable to create debugFS tgt_port_database node.\n"); - goto out; - } ha->dfs_fce = debugfs_create_file("fce", S_IRUSR, ha->dfs_dir, vha, &dfs_fce_ops); - if (!ha->dfs_fce) { - ql_log(ql_log_warn, vha, 0x00f9, - "Unable to create debugfs fce node.\n"); - goto out; - } ha->tgt.dfs_tgt_sess = debugfs_create_file("tgt_sess", S_IRUSR, ha->dfs_dir, vha, &dfs_tgt_sess_ops); - if (!ha->tgt.dfs_tgt_sess) { - ql_log(ql_log_warn, vha, 0xd040, - "Unable to create debugFS tgt_sess node.\n"); - goto out; - } - if (IS_QLA27XX(ha) || IS_QLA83XX(ha)) { + if (IS_QLA27XX(ha) || IS_QLA83XX(ha)) ha->tgt.dfs_naqp = debugfs_create_file("naqp", 0400, ha->dfs_dir, vha, &dfs_naqp_ops); - if (!ha->tgt.dfs_naqp) { - ql_log(ql_log_warn, vha, 0xd011, - "Unable to create debugFS naqp node.\n"); - goto out; - } - } out: return 0; }