From patchwork Thu Aug 18 21:01:09 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 12947963 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3EA63C28B2B for ; Thu, 18 Aug 2022 21:07:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346567AbiHRVHr (ORCPT ); Thu, 18 Aug 2022 17:07:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50348 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346164AbiHRVHH (ORCPT ); Thu, 18 Aug 2022 17:07:07 -0400 Received: from mail.zeus03.de (www.zeus03.de [194.117.254.33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BE3B9402E6 for ; Thu, 18 Aug 2022 14:03:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=sang-engineering.com; h= from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; s=k1; bh=tsWKS3d35QyTwcmz7lMsj1/ck+C 2gXW06lmGcMlEZCw=; b=wo/ZfRyiN9VVd98YePWKp3gq9ipNRyPLfkDX2yZ1hky vAi/O80zq5hoEVlL5UOoQO+twzqD/ZHTwPcBIjhnQo+/wl93/3APsneulTb+ukY0 GMCdkvWXN6FASmY2lykMVcXbhS6leoH/uJnIwCZuIQGChBJllHceif3qSjc6tOYc = Received: (qmail 3961549 invoked from network); 18 Aug 2022 23:01:11 +0200 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 18 Aug 2022 23:01:11 +0200 X-UD-Smtp-Session: l3s3148p1@i5vyR4rm7skucref From: Wolfram Sang To: linux-kernel@vger.kernel.org Cc: Wolfram Sang , "Martin K. Petersen" , Bodo Stroesser , linux-scsi@vger.kernel.org, target-devel@vger.kernel.org Subject: [PATCH] scsi: target: move from strlcpy with unused retval to strscpy Date: Thu, 18 Aug 2022 23:01:09 +0200 Message-Id: <20220818210110.7421-1-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Follow the advice of the below link and prefer 'strscpy' in this subsystem. Conversion is 1:1 because the return value is not used. Generated by a coccinelle script. Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/ Signed-off-by: Wolfram Sang --- drivers/target/iscsi/iscsi_target_parameters.c | 4 ++-- drivers/target/iscsi/iscsi_target_util.c | 4 ++-- drivers/target/target_core_configfs.c | 10 +++++----- drivers/target/target_core_device.c | 6 +++--- drivers/target/target_core_user.c | 4 ++-- 5 files changed, 14 insertions(+), 14 deletions(-) diff --git a/drivers/target/iscsi/iscsi_target_parameters.c b/drivers/target/iscsi/iscsi_target_parameters.c index 2317fb077db0..990dd2bc2f19 100644 --- a/drivers/target/iscsi/iscsi_target_parameters.c +++ b/drivers/target/iscsi/iscsi_target_parameters.c @@ -726,8 +726,8 @@ static int iscsi_add_notunderstood_response( } INIT_LIST_HEAD(&extra_response->er_list); - strlcpy(extra_response->key, key, sizeof(extra_response->key)); - strlcpy(extra_response->value, NOTUNDERSTOOD, + strscpy(extra_response->key, key, sizeof(extra_response->key)); + strscpy(extra_response->value, NOTUNDERSTOOD, sizeof(extra_response->value)); list_add_tail(&extra_response->er_list, diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c index 8d9f21372b67..5a166f1a1453 100644 --- a/drivers/target/iscsi/iscsi_target_util.c +++ b/drivers/target/iscsi/iscsi_target_util.c @@ -1321,7 +1321,7 @@ void iscsit_collect_login_stats( if (conn->param_list) intrname = iscsi_find_param_from_key(INITIATORNAME, conn->param_list); - strlcpy(ls->last_intr_fail_name, + strscpy(ls->last_intr_fail_name, (intrname ? intrname->value : "Unknown"), sizeof(ls->last_intr_fail_name)); @@ -1360,7 +1360,7 @@ void iscsit_fill_cxn_timeout_err_stats(struct iscsit_session *sess) return; spin_lock_bh(&tiqn->sess_err_stats.lock); - strlcpy(tiqn->sess_err_stats.last_sess_fail_rem_name, + strscpy(tiqn->sess_err_stats.last_sess_fail_rem_name, sess->sess_ops->InitiatorName, sizeof(tiqn->sess_err_stats.last_sess_fail_rem_name)); tiqn->sess_err_stats.last_sess_failure_type = diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index 416514c5c7ac..f6db6677a1b7 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -619,7 +619,7 @@ static void dev_set_t10_wwn_model_alias(struct se_device *dev) * here without potentially breaking existing setups, so continue to * truncate one byte shorter than what can be carried in INQUIRY. */ - strlcpy(dev->t10_wwn.model, configname, INQUIRY_MODEL_LEN); + strscpy(dev->t10_wwn.model, configname, INQUIRY_MODEL_LEN); } static ssize_t emulate_model_alias_store(struct config_item *item, @@ -645,7 +645,7 @@ static ssize_t emulate_model_alias_store(struct config_item *item, if (flag) { dev_set_t10_wwn_model_alias(dev); } else { - strlcpy(dev->t10_wwn.model, dev->transport->inquiry_prod, + strscpy(dev->t10_wwn.model, dev->transport->inquiry_prod, sizeof(dev->t10_wwn.model)); } da->emulate_model_alias = flag; @@ -1379,7 +1379,7 @@ static ssize_t target_wwn_vendor_id_store(struct config_item *item, } BUILD_BUG_ON(sizeof(dev->t10_wwn.vendor) != INQUIRY_VENDOR_LEN + 1); - strlcpy(dev->t10_wwn.vendor, stripped, sizeof(dev->t10_wwn.vendor)); + strscpy(dev->t10_wwn.vendor, stripped, sizeof(dev->t10_wwn.vendor)); pr_debug("Target_Core_ConfigFS: Set emulated T10 Vendor Identification:" " %s\n", dev->t10_wwn.vendor); @@ -1435,7 +1435,7 @@ static ssize_t target_wwn_product_id_store(struct config_item *item, } BUILD_BUG_ON(sizeof(dev->t10_wwn.model) != INQUIRY_MODEL_LEN + 1); - strlcpy(dev->t10_wwn.model, stripped, sizeof(dev->t10_wwn.model)); + strscpy(dev->t10_wwn.model, stripped, sizeof(dev->t10_wwn.model)); pr_debug("Target_Core_ConfigFS: Set emulated T10 Model Identification: %s\n", dev->t10_wwn.model); @@ -1491,7 +1491,7 @@ static ssize_t target_wwn_revision_store(struct config_item *item, } BUILD_BUG_ON(sizeof(dev->t10_wwn.revision) != INQUIRY_REVISION_LEN + 1); - strlcpy(dev->t10_wwn.revision, stripped, sizeof(dev->t10_wwn.revision)); + strscpy(dev->t10_wwn.revision, stripped, sizeof(dev->t10_wwn.revision)); pr_debug("Target_Core_ConfigFS: Set emulated T10 Revision: %s\n", dev->t10_wwn.revision); diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index b7f16ee8aa0e..0eec5a3217b9 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -809,10 +809,10 @@ struct se_device *target_alloc_device(struct se_hba *hba, const char *name) xcopy_lun->lun_tpg = &xcopy_pt_tpg; /* Preload the default INQUIRY const values */ - strlcpy(dev->t10_wwn.vendor, "LIO-ORG", sizeof(dev->t10_wwn.vendor)); - strlcpy(dev->t10_wwn.model, dev->transport->inquiry_prod, + strscpy(dev->t10_wwn.vendor, "LIO-ORG", sizeof(dev->t10_wwn.vendor)); + strscpy(dev->t10_wwn.model, dev->transport->inquiry_prod, sizeof(dev->t10_wwn.model)); - strlcpy(dev->t10_wwn.revision, dev->transport->inquiry_rev, + strscpy(dev->t10_wwn.revision, dev->transport->inquiry_rev, sizeof(dev->t10_wwn.revision)); return dev; diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index 3deaeecb712e..64ad7d7483b6 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -2819,14 +2819,14 @@ static ssize_t tcmu_dev_config_store(struct config_item *item, const char *page, pr_err("Unable to reconfigure device\n"); return ret; } - strlcpy(udev->dev_config, page, TCMU_CONFIG_LEN); + strscpy(udev->dev_config, page, TCMU_CONFIG_LEN); ret = tcmu_update_uio_info(udev); if (ret) return ret; return count; } - strlcpy(udev->dev_config, page, TCMU_CONFIG_LEN); + strscpy(udev->dev_config, page, TCMU_CONFIG_LEN); return count; }