From patchwork Fri Jan 20 15:44:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 645410 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 28C18C25B4E for ; Fri, 20 Jan 2023 15:44:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229843AbjATPoJ (ORCPT ); Fri, 20 Jan 2023 10:44:09 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46876 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229683AbjATPoI (ORCPT ); Fri, 20 Jan 2023 10:44:08 -0500 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 66D5559264; Fri, 20 Jan 2023 07:44:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1674229447; x=1705765447; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=oBVSJGdmqluJ+m0kpxYQdXUIQZYypRK6F57krHn+9Cs=; b=LVhdOo43ck4HjZ8K7sa6VjjR/sf/qeAD5nK1IOTcOqW741LcPgsuztJP 4s7RuWtrC4gt9D5C4D+QfGhV6Ct42fCaQNIacOWYcfpEgwT/8jj4K7YGV FNPpJVSACLKedwMxEFmzCXNbMUTtZGCPzxJGmneGha+Rz21qVqdwT3sF7 pSCb4m+m79DKHAb3PmuRvMerA6vuXIEAfyOD4aSppGXO6oWZVHfnGffeg lo/tPDQgGjAALOroCFGb2i4gNLY+ApMoQK90vEHPC+bxTaRYiz03w7O02 mWt4OrJRmk1CcRajMzYfFd6+7LF/NFJ9Iw4nvxLs5tJ+cynfiFhsqTAHS g==; X-IronPort-AV: E=McAfee;i="6500,9779,10596"; a="390114958" X-IronPort-AV: E=Sophos;i="5.97,232,1669104000"; d="scan'208";a="390114958" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jan 2023 07:44:06 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10596"; a="989427700" X-IronPort-AV: E=Sophos;i="5.97,232,1669104000"; d="scan'208";a="989427700" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga005.fm.intel.com with ESMTP; 20 Jan 2023 07:44:04 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id E7A85368; Fri, 20 Jan 2023 17:44:39 +0200 (EET) From: Andy Shevchenko To: Linus Walleij , Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Andy Shevchenko Subject: [PATCH v1 1/5] usb: fotg210-hcd: use sysfs_emit() to instead of scnprintf() Date: Fri, 20 Jan 2023 17:44:33 +0200 Message-Id: <20230120154437.22025-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.39.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Follow the advice of the Documentation/filesystems/sysfs.rst and show() should only use sysfs_emit() or sysfs_emit_at() when formatting the value to be returned to user space. Signed-off-by: Andy Shevchenko Reviewed-by: Linus Walleij --- drivers/usb/fotg210/fotg210-hcd.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/usb/fotg210/fotg210-hcd.c b/drivers/usb/fotg210/fotg210-hcd.c index 7bd1e8f3080d..46752a75c428 100644 --- a/drivers/usb/fotg210/fotg210-hcd.c +++ b/drivers/usb/fotg210/fotg210-hcd.c @@ -4686,14 +4686,11 @@ static ssize_t uframe_periodic_max_show(struct device *dev, struct device_attribute *attr, char *buf) { struct fotg210_hcd *fotg210; - int n; fotg210 = hcd_to_fotg210(bus_to_hcd(dev_get_drvdata(dev))); - n = scnprintf(buf, PAGE_SIZE, "%d\n", fotg210->uframe_periodic_max); - return n; + return sysfs_emit(buf, "%d\n", fotg210->uframe_periodic_max); } - static ssize_t uframe_periodic_max_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) {