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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A060DECAAD6 for ; Fri, 26 Aug 2022 17:07:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239224AbiHZRHM (ORCPT ); Fri, 26 Aug 2022 13:07:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54844 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234371AbiHZRHK (ORCPT ); Fri, 26 Aug 2022 13:07:10 -0400 Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CBA32CCE12; Fri, 26 Aug 2022 10:07:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1661533629; x=1693069629; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=FlBUFOqO3yeVg/iVFi+5/Sl0JuIYKzTkoENlpUb/36E=; b=IC1CN3egg1l+q9m3/6lvrikoWwvsQlrJIwi1Sn9qLXrUUqQ/hTEcRutS KGmcrZLl91GY17GPdJ4NK/J0LUuPPwry+WL3PHK5KwY5uxauufNsaKIpJ m3GgF4RXp5jprZFcZgZXrvOWB68pp3vlr1YVzsO9bA9gwvaoVTCf+F9fp Y9R+Bjo8e7JvHr1EGogJUC5Le7TAfeBS28DeM85QoTicxmfGHCp/Stwnp F8VBMJFnyJQ6gPS26NdDNGOVSzCU7kuj1zlhL7ggNhi7tjlsQphgB5hTm Efkkc+z7c0alDwtQIJRx858w0XZiFtnt0ITwJm+IgZg+BuB1N1lCdqT+9 g==; X-IronPort-AV: E=McAfee;i="6500,9779,10451"; a="274953714" X-IronPort-AV: E=Sophos;i="5.93,265,1654585200"; d="scan'208";a="274953714" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2022 10:07:09 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,265,1654585200"; d="scan'208";a="606822061" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga007.jf.intel.com with ESMTP; 26 Aug 2022 10:07:07 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 04AF3238; Fri, 26 Aug 2022 20:07:21 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , linux-pwm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Thierry Reding , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= Subject: [PATCH v2 3/4] pwm: sysfs: Replace sprintf() with sysfs_emit() Date: Fri, 26 Aug 2022 20:07:15 +0300 Message-Id: <20220826170716.6886-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220826170716.6886-1-andriy.shevchenko@linux.intel.com> References: <20220826170716.6886-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-pwm@vger.kernel.org For sysfs outputs, it's safer to use a new helper, sysfs_emit(), instead of the raw sprintf() & co. This patch replaces such a sprintf() call straightforwardly with the new helper. Signed-off-by: Andy Shevchenko Reviewed-by: Uwe Kleine-König --- v2: added tag (Uwe) drivers/pwm/sysfs.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c index 1543fe07765b..767c4b19afb1 100644 --- a/drivers/pwm/sysfs.c +++ b/drivers/pwm/sysfs.c @@ -42,7 +42,7 @@ static ssize_t period_show(struct device *child, pwm_get_state(pwm, &state); - return sprintf(buf, "%llu\n", state.period); + return sysfs_emit(buf, "%llu\n", state.period); } static ssize_t period_store(struct device *child, @@ -77,7 +77,7 @@ static ssize_t duty_cycle_show(struct device *child, pwm_get_state(pwm, &state); - return sprintf(buf, "%llu\n", state.duty_cycle); + return sysfs_emit(buf, "%llu\n", state.duty_cycle); } static ssize_t duty_cycle_store(struct device *child, @@ -112,7 +112,7 @@ static ssize_t enable_show(struct device *child, pwm_get_state(pwm, &state); - return sprintf(buf, "%d\n", state.enabled); + return sysfs_emit(buf, "%d\n", state.enabled); } static ssize_t enable_store(struct device *child, @@ -171,7 +171,7 @@ static ssize_t polarity_show(struct device *child, break; } - return sprintf(buf, "%s\n", polarity); + return sysfs_emit(buf, "%s\n", polarity); } static ssize_t polarity_store(struct device *child, @@ -212,7 +212,7 @@ static ssize_t capture_show(struct device *child, if (ret) return ret; - return sprintf(buf, "%u %u\n", result.period, result.duty_cycle); + return sysfs_emit(buf, "%u %u\n", result.period, result.duty_cycle); } static DEVICE_ATTR_RW(period); @@ -361,7 +361,7 @@ static ssize_t npwm_show(struct device *parent, struct device_attribute *attr, { const struct pwm_chip *chip = dev_get_drvdata(parent); - return sprintf(buf, "%u\n", chip->npwm); + return sysfs_emit(buf, "%u\n", chip->npwm); } static DEVICE_ATTR_RO(npwm); -- 2.35.1