From patchwork Mon Mar 18 01:28:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Li Zhijian X-Patchwork-Id: 780985 Received: from esa1.hc1455-7.c3s2.iphmx.com (esa1.hc1455-7.c3s2.iphmx.com [207.54.90.47]) (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 D93472032C; Mon, 18 Mar 2024 01:29:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=207.54.90.47 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710725343; cv=none; b=Apc8pUdVouqLyJyUipoEaIh9HpV0WEblpps+35sm2Z43umo2vXTGEvuOmRuoxUeVU/UBPPuoR/q7vb3wIlAMd8V+T2MmdFFx8S3X4hl7Ra1GdnfkcoZOhrJ55yE4Ywv1tf1t6H1rPx2Caj8mwKgZUzXu5y7yC0S4AYRZUblGCrg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710725343; c=relaxed/simple; bh=Taji648BJ3gDaRhagaa2XtRCbo14juKZEgZcaAyYeJw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=UbC74pDoWYT1ZNWZ92FrLwVao0z3r2kbvHzSbrKdtawufbCizktf4avZW8GILkv5R0zn7ZPTBU+Lw5lr5zELJr0Xn5dTuDqaH7eR34vCtNW6dGnOk22dJFfFkMVeRTxB6pv/ufFz1e5aXywnhM/SCsQAUR7cFzGLsav4ifiAyc4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=fujitsu.com; spf=pass smtp.mailfrom=fujitsu.com; dkim=pass (2048-bit key) header.d=fujitsu.com header.i=@fujitsu.com header.b=iduGRWLO; arc=none smtp.client-ip=207.54.90.47 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=fujitsu.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fujitsu.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=fujitsu.com header.i=@fujitsu.com header.b="iduGRWLO" DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=fujitsu.com; i=@fujitsu.com; q=dns/txt; s=fj2; t=1710725341; x=1742261341; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Taji648BJ3gDaRhagaa2XtRCbo14juKZEgZcaAyYeJw=; b=iduGRWLOkQtZI0jvJmRW5/8PY2J5J+LzKV6IX1tcMupJiA/9ogSQsLqR eTzbQjmdzDh43sJGMBVRpQdcygYMnos2dFpPJYTf3Z/j8WAkMMKBWe0ym EHvU0udz+e7GkwDgLnTr2erBd22rrrvp8RhEcbuqXHmLM/xqan4mLj3Lp QVcHWHQIxv5TCpk4Hr8VM7nU5XQqebu7SKvXNao1kfEKPRIuhnGRRPI9j BzcBSm+USXnYwNUrNi0DDZwbjreyzKgJQg7q8burddMx0NblRmYqluQaw qW6jRDdj6+eP8dQi/G3KkJuyuKQ29P8Uyk/kYpKYiIwkkFFqCNnqwYOeQ Q==; X-IronPort-AV: E=McAfee;i="6600,9927,11016"; a="152408373" X-IronPort-AV: E=Sophos;i="6.07,133,1708354800"; d="scan'208";a="152408373" Received: from unknown (HELO oym-r3.gw.nic.fujitsu.com) ([210.162.30.91]) by esa1.hc1455-7.c3s2.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Mar 2024 10:28:52 +0900 Received: from oym-m3.gw.nic.fujitsu.com (oym-nat-oym-m3.gw.nic.fujitsu.com [192.168.87.60]) by oym-r3.gw.nic.fujitsu.com (Postfix) with ESMTP id B6AC2C21A4; Mon, 18 Mar 2024 10:28:49 +0900 (JST) Received: from kws-ab3.gw.nic.fujitsu.com (kws-ab3.gw.nic.fujitsu.com [192.51.206.21]) by oym-m3.gw.nic.fujitsu.com (Postfix) with ESMTP id DC6F6D6221; Mon, 18 Mar 2024 10:28:48 +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 76C68200A7D5A; Mon, 18 Mar 2024 10:28:48 +0900 (JST) Received: from localhost.localdomain (unknown [10.167.226.45]) by edo.cn.fujitsu.com (Postfix) with ESMTP id E8BCB1A006A; Mon, 18 Mar 2024 09:28:47 +0800 (CST) From: Li Zhijian To: linux-kernel@vger.kernel.org Cc: Li Zhijian , Stefan Achatz , Jiri Kosina , Benjamin Tissoires , linux-input@vger.kernel.org Subject: [PATCH v3 3/4] HID: roccat: Convert sprintf/snprintf to sysfs_emit Date: Mon, 18 Mar 2024 09:28:18 +0800 Message-Id: <20240318012819.1405003-3-lizhijian@fujitsu.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20240318012819.1405003-1-lizhijian@fujitsu.com> References: <20240318012819.1405003-1-lizhijian@fujitsu.com> Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-TM-AS-Product-Ver: IMSS-9.1.0.1417-9.0.0.1002-28258.003 X-TM-AS-User-Approved-Sender: Yes X-TMASE-Version: IMSS-9.1.0.1417-9.0.1002-28258.003 X-TMASE-Result: 10--12.236400-10.000000 X-TMASE-MatchedRID: APZBv0eB5fI4ibokZ3+Q0CoiRKlBVkYIBXngI6jFvpfDqO6/8R69QE8U roFNOGp7a6aAZTOwtJmRloiW1Kgftd2ZdKe8BPbSK0+leiJxLlf0swHSFcVJ6C99T+uJIleRfDo fTpsyCK+KztDhRgoFQW4suX2uLJTkj56IjTnLR+m5x7uAXGEprcE5XPQnBzGXq8KsbROd9VSArq oIZrVn15fzUkBpc0724j+mhsXnCs/XK4XmHd63JHzmmMD/HXF+MCcAfUypiVjFu9dqRsNfOPxrx i5QEx5YO3wTUW8jWH4XVbmZeaDTs5H0YXYnbGozFEUknJ/kEl7dB/CxWTRRu25FeHtsUoHueR6O rkFNSKI4FxqRn0IADtjgE302w6R+aPIdl86jyFawFMlIPaIBbQ== 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(). sprintf() will be converted as weel if they have. Generally, this patch is generated by make coccicheck M= MODE=patch \ COCCI=scripts/coccinelle/api/device_attr_show.cocci No functional change intended CC: Stefan Achatz CC: Jiri Kosina CC: Benjamin Tissoires CC: linux-input@vger.kernel.org Signed-off-by: Li Zhijian --- This is a part of the work "Fix coccicheck device_attr_show warnings"[1] Split them per subsystem so that the maintainer can review it easily [1] https://lore.kernel.org/lkml/20240116041129.3937800-1-lizhijian@fujitsu.com/ --- drivers/hid/hid-roccat-isku.c | 2 +- drivers/hid/hid-roccat-kone.c | 12 ++++++------ drivers/hid/hid-roccat-koneplus.c | 4 ++-- drivers/hid/hid-roccat-kovaplus.c | 10 +++++----- drivers/hid/hid-roccat-pyra.c | 6 +++--- 5 files changed, 17 insertions(+), 17 deletions(-) diff --git a/drivers/hid/hid-roccat-isku.c b/drivers/hid/hid-roccat-isku.c index 458060403397..0cd6208fb371 100644 --- a/drivers/hid/hid-roccat-isku.c +++ b/drivers/hid/hid-roccat-isku.c @@ -61,7 +61,7 @@ static ssize_t isku_sysfs_show_actual_profile(struct device *dev, { struct isku_device *isku = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", isku->actual_profile); + return sysfs_emit(buf, "%d\n", isku->actual_profile); } static ssize_t isku_sysfs_set_actual_profile(struct device *dev, diff --git a/drivers/hid/hid-roccat-kone.c b/drivers/hid/hid-roccat-kone.c index 00a1abc7e839..3f8f459edcf3 100644 --- a/drivers/hid/hid-roccat-kone.c +++ b/drivers/hid/hid-roccat-kone.c @@ -400,7 +400,7 @@ static ssize_t kone_sysfs_show_actual_profile(struct device *dev, { struct kone_device *kone = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", kone->actual_profile); + return sysfs_emit(buf, "%d\n", kone->actual_profile); } static DEVICE_ATTR(actual_profile, 0440, kone_sysfs_show_actual_profile, NULL); @@ -409,7 +409,7 @@ static ssize_t kone_sysfs_show_actual_dpi(struct device *dev, { struct kone_device *kone = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", kone->actual_dpi); + return sysfs_emit(buf, "%d\n", kone->actual_dpi); } static DEVICE_ATTR(actual_dpi, 0440, kone_sysfs_show_actual_dpi, NULL); @@ -432,7 +432,7 @@ static ssize_t kone_sysfs_show_weight(struct device *dev, if (retval) return retval; - return snprintf(buf, PAGE_SIZE, "%d\n", weight); + return sysfs_emit(buf, "%d\n", weight); } static DEVICE_ATTR(weight, 0440, kone_sysfs_show_weight, NULL); @@ -441,7 +441,7 @@ static ssize_t kone_sysfs_show_firmware_version(struct device *dev, { struct kone_device *kone = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", kone->firmware_version); + return sysfs_emit(buf, "%d\n", kone->firmware_version); } static DEVICE_ATTR(firmware_version, 0440, kone_sysfs_show_firmware_version, NULL); @@ -451,7 +451,7 @@ static ssize_t kone_sysfs_show_tcu(struct device *dev, { struct kone_device *kone = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", kone->settings.tcu); + return sysfs_emit(buf, "%d\n", kone->settings.tcu); } static int kone_tcu_command(struct usb_device *usb_dev, int number) @@ -553,7 +553,7 @@ static ssize_t kone_sysfs_show_startup_profile(struct device *dev, { struct kone_device *kone = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", kone->settings.startup_profile); + return sysfs_emit(buf, "%d\n", kone->settings.startup_profile); } static ssize_t kone_sysfs_set_startup_profile(struct device *dev, diff --git a/drivers/hid/hid-roccat-koneplus.c b/drivers/hid/hid-roccat-koneplus.c index 22b895436a7c..8ccb3b14a1a9 100644 --- a/drivers/hid/hid-roccat-koneplus.c +++ b/drivers/hid/hid-roccat-koneplus.c @@ -242,7 +242,7 @@ static ssize_t koneplus_sysfs_show_actual_profile(struct device *dev, { struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->actual_profile); + return sysfs_emit(buf, "%d\n", koneplus->actual_profile); } static ssize_t koneplus_sysfs_set_actual_profile(struct device *dev, @@ -309,7 +309,7 @@ static ssize_t koneplus_sysfs_show_firmware_version(struct device *dev, &info, KONEPLUS_SIZE_INFO); mutex_unlock(&koneplus->koneplus_lock); - return snprintf(buf, PAGE_SIZE, "%d\n", info.firmware_version); + return sysfs_emit(buf, "%d\n", info.firmware_version); } static DEVICE_ATTR(firmware_version, 0440, koneplus_sysfs_show_firmware_version, NULL); diff --git a/drivers/hid/hid-roccat-kovaplus.c b/drivers/hid/hid-roccat-kovaplus.c index 86af538c10d6..748d4d7cb2fc 100644 --- a/drivers/hid/hid-roccat-kovaplus.c +++ b/drivers/hid/hid-roccat-kovaplus.c @@ -272,7 +272,7 @@ static ssize_t kovaplus_sysfs_show_actual_profile(struct device *dev, { struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_profile); + return sysfs_emit(buf, "%d\n", kovaplus->actual_profile); } static ssize_t kovaplus_sysfs_set_actual_profile(struct device *dev, @@ -325,7 +325,7 @@ static ssize_t kovaplus_sysfs_show_actual_cpi(struct device *dev, { struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_cpi); + return sysfs_emit(buf, "%d\n", kovaplus->actual_cpi); } static DEVICE_ATTR(actual_cpi, 0440, kovaplus_sysfs_show_actual_cpi, NULL); @@ -334,7 +334,7 @@ static ssize_t kovaplus_sysfs_show_actual_sensitivity_x(struct device *dev, { struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_x_sensitivity); + return sysfs_emit(buf, "%d\n", kovaplus->actual_x_sensitivity); } static DEVICE_ATTR(actual_sensitivity_x, 0440, kovaplus_sysfs_show_actual_sensitivity_x, NULL); @@ -344,7 +344,7 @@ static ssize_t kovaplus_sysfs_show_actual_sensitivity_y(struct device *dev, { struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_y_sensitivity); + return sysfs_emit(buf, "%d\n", kovaplus->actual_y_sensitivity); } static DEVICE_ATTR(actual_sensitivity_y, 0440, kovaplus_sysfs_show_actual_sensitivity_y, NULL); @@ -365,7 +365,7 @@ static ssize_t kovaplus_sysfs_show_firmware_version(struct device *dev, &info, KOVAPLUS_SIZE_INFO); mutex_unlock(&kovaplus->kovaplus_lock); - return snprintf(buf, PAGE_SIZE, "%d\n", info.firmware_version); + return sysfs_emit(buf, "%d\n", info.firmware_version); } static DEVICE_ATTR(firmware_version, 0440, kovaplus_sysfs_show_firmware_version, NULL); diff --git a/drivers/hid/hid-roccat-pyra.c b/drivers/hid/hid-roccat-pyra.c index 5663b9cd9c69..eeb3d38cd805 100644 --- a/drivers/hid/hid-roccat-pyra.c +++ b/drivers/hid/hid-roccat-pyra.c @@ -283,7 +283,7 @@ static ssize_t pyra_sysfs_show_actual_cpi(struct device *dev, { struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", pyra->actual_cpi); + return sysfs_emit(buf, "%d\n", pyra->actual_cpi); } static DEVICE_ATTR(actual_cpi, 0440, pyra_sysfs_show_actual_cpi, NULL); @@ -300,7 +300,7 @@ static ssize_t pyra_sysfs_show_actual_profile(struct device *dev, &settings, PYRA_SIZE_SETTINGS); mutex_unlock(&pyra->pyra_lock); - return snprintf(buf, PAGE_SIZE, "%d\n", settings.startup_profile); + return sysfs_emit(buf, "%d\n", settings.startup_profile); } static DEVICE_ATTR(actual_profile, 0440, pyra_sysfs_show_actual_profile, NULL); static DEVICE_ATTR(startup_profile, 0440, pyra_sysfs_show_actual_profile, NULL); @@ -321,7 +321,7 @@ static ssize_t pyra_sysfs_show_firmware_version(struct device *dev, &info, PYRA_SIZE_INFO); mutex_unlock(&pyra->pyra_lock); - return snprintf(buf, PAGE_SIZE, "%d\n", info.firmware_version); + return sysfs_emit(buf, "%d\n", info.firmware_version); } static DEVICE_ATTR(firmware_version, 0440, pyra_sysfs_show_firmware_version, NULL);