From patchwork Tue Jan 16 04:51:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhijian Li \(Fujitsu\)" X-Patchwork-Id: 763249 Received: from esa8.hc1455-7.c3s2.iphmx.com (esa8.hc1455-7.c3s2.iphmx.com [139.138.61.253]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E2DB31C695; Tue, 16 Jan 2024 04:52:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=fujitsu.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fujitsu.com X-IronPort-AV: E=McAfee;i="6600,9927,10954"; a="134244468" X-IronPort-AV: E=Sophos;i="6.04,198,1695654000"; d="scan'208";a="134244468" Received: from unknown (HELO yto-r3.gw.nic.fujitsu.com) ([218.44.52.219]) by esa8.hc1455-7.c3s2.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jan 2024 13:52:30 +0900 Received: from yto-m4.gw.nic.fujitsu.com (yto-nat-yto-m4.gw.nic.fujitsu.com [192.168.83.67]) by yto-r3.gw.nic.fujitsu.com (Postfix) with ESMTP id EAB19D5027; Tue, 16 Jan 2024 13:52:27 +0900 (JST) Received: from kws-ab3.gw.nic.fujitsu.com (kws-ab3.gw.nic.fujitsu.com [192.51.206.21]) by yto-m4.gw.nic.fujitsu.com (Postfix) with ESMTP id 35BDAD3F0C; Tue, 16 Jan 2024 13:52:27 +0900 (JST) Received: from edo.cn.fujitsu.com (edo.cn.fujitsu.com [10.167.33.5]) by kws-ab3.gw.nic.fujitsu.com (Postfix) with ESMTP id B84E0200A7685; Tue, 16 Jan 2024 13:52:26 +0900 (JST) Received: from localhost.localdomain (unknown [10.167.226.45]) by edo.cn.fujitsu.com (Postfix) with ESMTP id 41B171A0070; Tue, 16 Jan 2024 12:52:26 +0800 (CST) From: Li Zhijian To: linux-kernel@vger.kernel.org Cc: Li Zhijian , Karan Tilak Kumar , Sesidhar Baddela , "James E.J. Bottomley" , "Martin K. Petersen" , linux-scsi@vger.kernel.org Subject: [PATCH 40/42] drivers/scsi/snic/snic_attrs: Convert snprintf to sysfs_emit Date: Tue, 16 Jan 2024 12:51:49 +0800 Message-Id: <20240116045151.3940401-38-lizhijian@fujitsu.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20240116045151.3940401-1-lizhijian@fujitsu.com> References: <20240116041129.3937800-1-lizhijian@fujitsu.com> <20240116045151.3940401-1-lizhijian@fujitsu.com> Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-TM-AS-Product-Ver: IMSS-9.1.0.1417-9.0.0.1002-28122.004 X-TM-AS-User-Approved-Sender: Yes X-TMASE-Version: IMSS-9.1.0.1417-9.0.1002-28122.004 X-TMASE-Result: 10--15.843000-10.000000 X-TMASE-MatchedRID: i5zBIT546Mc4ibokZ3+Q0CoiRKlBVkYIBXngI6jFvpfvd49YGReckE1N J2MN+nPkgxCMf8A0YpR5sRK06wHV4QjYlErXRAnoLdBFrfY9r2n0swHSFcVJ6MC5DTEMxpeQfiq 1gj2xET8vYRhsicUjm84WYLmQfXYmFZzhICPDv1zfSQNpZkETVAv/9UzFeXITGxDxAG8HwlajxY yRBa/qJcFwgTvxipFajoczmuoPCq3jsutR+QmP0N8aX0oz9KYehB2W+CYlDhFtqNG73mqQ0w521 VKzZ7kU X-TMASE-SNAP-Result: 1.821001.0001-0-1-22:0,33:0,34:0-0 Per filesystems/sysfs.rst, show() should only use sysfs_emit() or sysfs_emit_at() when formatting the value to be returned to user space. coccinelle complains that there are still a couple of functions that use snprintf(). Convert them to sysfs_emit(). > ./drivers/scsi/snic/snic_attrs.c:16:8-16: WARNING: please use sysfs_emit > ./drivers/scsi/snic/snic_attrs.c:26:8-16: WARNING: please use sysfs_emit > ./drivers/scsi/snic/snic_attrs.c:35:8-16: WARNING: please use sysfs_emit > ./drivers/scsi/snic/snic_attrs.c:48:8-16: WARNING: please use sysfs_emit No functional change intended CC: Karan Tilak Kumar CC: Sesidhar Baddela CC: "James E.J. Bottomley" CC: "Martin K. Petersen" CC: linux-scsi@vger.kernel.org Signed-off-by: Li Zhijian --- drivers/scsi/snic/snic_attrs.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/scsi/snic/snic_attrs.c b/drivers/scsi/snic/snic_attrs.c index 3ddbdbc3ded1..03921618182d 100644 --- a/drivers/scsi/snic/snic_attrs.c +++ b/drivers/scsi/snic/snic_attrs.c @@ -13,7 +13,7 @@ snic_show_sym_name(struct device *dev, { struct snic *snic = shost_priv(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%s\n", snic->name); + return sysfs_emit(buf, "%s\n", snic->name); } static ssize_t @@ -23,7 +23,7 @@ snic_show_state(struct device *dev, { struct snic *snic = shost_priv(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%s\n", + return sysfs_emit(buf, "%s\n", snic_state_str[snic_get_state(snic)]); } @@ -32,7 +32,7 @@ snic_show_drv_version(struct device *dev, struct device_attribute *attr, char *buf) { - return snprintf(buf, PAGE_SIZE, "%s\n", SNIC_DRV_VERSION); + return sysfs_emit(buf, "%s\n", SNIC_DRV_VERSION); } static ssize_t @@ -45,8 +45,8 @@ snic_show_link_state(struct device *dev, if (snic->config.xpt_type == SNIC_DAS) snic->link_status = svnic_dev_link_status(snic->vdev); - return snprintf(buf, PAGE_SIZE, "%s\n", - (snic->link_status) ? "Link Up" : "Link Down"); + return sysfs_emit(buf, "%s\n", + (snic->link_status) ? "Link Up" : "Link Down"); } static DEVICE_ATTR(snic_sym_name, S_IRUGO, snic_show_sym_name, NULL);