From nobody Tue Feb 10 00:45:04 2026 Received: from mail-ed1-f52.google.com (mail-ed1-f52.google.com [209.85.208.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 581B42E85E for ; Mon, 8 Jul 2024 10:25:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.52 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720434330; cv=none; b=FL2soUZLwuY76ntFv6pBFG9ziPs6rRbeUXUroMB+PiLaD+zAid6qBsDQ1u6A5KTUg+5tQqx2j3CAM26ne80VXak8+CNBA1dy34P2pqFSBspxlnDJA90FsIji77dsAp18Yotu198dyX5yKEuRsJw/B6Qv74v4/MHK6AP9ZtD9WYU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720434330; c=relaxed/simple; bh=sGBDAvNswctcuk/kjk1ua5TdJz87BTlyYVmswBU0S78=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=FLfRMTQB087WlxAoTgw2dGNzLNLevUti17As4szuzLn/dHBMOaJcvM9iTUhmOhGLShoAXlIvPluNKNk0nXhQ3RjZMkRFKMO9qQFw+o9p5Dd1vjN+W4yoTrafc7NCgdS9XmldYYEBVJ5CRoPRFKehLS4WEnMJbdouZOO9SfBv8/U= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=G0WpBMKB; arc=none smtp.client-ip=209.85.208.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="G0WpBMKB" Received: by mail-ed1-f52.google.com with SMTP id 4fb4d7f45d1cf-58bac81f40bso4816914a12.1 for ; Mon, 08 Jul 2024 03:25:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1720434327; x=1721039127; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=jI6VExt196cOGjHLMIZgkrjN4DBF+pr/VqM+rA0L/Ng=; b=G0WpBMKBfIuP4IelHFiOo5bEjSiKfeC885eWywXecckDzdpGdxk/ROyO+vCcIDDcoe x9YEoX5gbSPpzvNT6myY1O4w7ZpWbCAAYH8qmKgeNS/n1WkRlxuZSq//XiYKshRd0fk/ 0XjvPFqXU4PQiKkSDP/BYqdALo/8ATYQGVZayDitXstaFCpIv+X+27XEK7ARRj8qsLJc FRxsGW6b9yG3aESEApy06yNW/RI47dQllczv2Tu4zbyT62g4C3bq7jIWQdPEAIEFl60q dlTdVIe/z0UEDD/+EkhlacEp8wmuf5SSJMKfTOrB8k0nib8JEBUBsPmTbeybT8p9Knbu EBsA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1720434327; x=1721039127; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=jI6VExt196cOGjHLMIZgkrjN4DBF+pr/VqM+rA0L/Ng=; b=P/T16LJiYvU0E0wm7xsDcNLYBOSXxPRTgLsrhyltzqJs2Vz2t5WEMKGO6L0oqOMh6L paDzYKuGIOHlOIIayZ7VGZ2a0IusxvUJxLa/W9b8LV14YqSAv+pWyDHgbP8dm9LXzjTO dg5Ni0TgNdBNVJccRxZbMWUW29kI1JZRfySjr8GVZC+bwGaZBHAadI3aikPslzTZmTH9 c3axNo730qm7N5fpAjOTJqhImSzqJcIxOU6pHlxJSOh+mrq1KnZhIMUzqbuxVudhaKfW zchT0T5gHuf+Owxb1KytvHabmvb18pu6xFWhMNUvyVt9T48MQhVX2GYb6+y8KLwxtMKY IBOg== X-Forwarded-Encrypted: i=1; AJvYcCVPAAMcwefPr9sScLX0dxFld3ho1F3/hFmhkP/yF6ufJHEVwB1ez96bpa3O41/nSFHIdqR8MW8sgvLM6jWt4dV+P2ORQl6ySWfBHE/v X-Gm-Message-State: AOJu0Yzwap/qLMledfmUuXGtVcIuNAJ4UlyKsAsAjFVsdRqkszE95l3H cg7nItTqCfiteyLpLELUaWVnIE44xHh9mnZ7YTIbd2XMKzJD9BwUlSAC1R4O3RE= X-Google-Smtp-Source: AGHT+IFGnbgPOvevHxHVID3Wzld0NPCwFbKNE9rjCXjOAdsm+hZ7aEjxXKtcxeG1n3/cwquRVy1giw== X-Received: by 2002:a05:6402:35ca:b0:58d:115c:f529 with SMTP id 4fb4d7f45d1cf-58e5a6ee3f6mr7598736a12.7.1720434326728; Mon, 08 Jul 2024 03:25:26 -0700 (PDT) Received: from krzk-bin.. ([178.197.219.137]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-58b246087e0sm8045437a12.62.2024.07.08.03.25.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Jul 2024 03:25:26 -0700 (PDT) From: Krzysztof Kozlowski To: Linus Walleij Cc: Peng Fan , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, Krzysztof Kozlowski Subject: [PATCH PULL] pinctrl: samsung: Use scope based of_node_put() cleanups Date: Mon, 8 Jul 2024 12:25:19 +0200 Message-ID: <20240708102520.26473-1-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Peng Fan Use scope based of_node_put() cleanup to simplify code. Signed-off-by: Peng Fan Link: https://lore.kernel.org/r/20240504-pinctrl-cleanup-v2-20-26c5f2dc1181= @nxp.com Signed-off-by: Krzysztof Kozlowski --- Hi Linus, I got only this one in the queue, so sending directly. Best regards, Krzysztof drivers/pinctrl/samsung/pinctrl-exynos.c | 16 ++++------------ drivers/pinctrl/samsung/pinctrl-samsung.c | 19 +++++-------------- 2 files changed, 9 insertions(+), 26 deletions(-) diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c b/drivers/pinctrl/sam= sung/pinctrl-exynos.c index ce5e6783b5b9..b79c211c0374 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos.c +++ b/drivers/pinctrl/samsung/pinctrl-exynos.c @@ -662,7 +662,7 @@ static void exynos_irq_demux_eint16_31(struct irq_desc = *desc) __init int exynos_eint_wkup_init(struct samsung_pinctrl_drv_data *d) { struct device *dev =3D d->dev; - struct device_node *wkup_np =3D NULL; + struct device_node *wkup_np __free(device_node) =3D NULL; struct device_node *np; struct samsung_pin_bank *bank; struct exynos_weint_data *weint_data; @@ -692,17 +692,14 @@ __init int exynos_eint_wkup_init(struct samsung_pinct= rl_drv_data *d) =20 bank->irq_chip =3D devm_kmemdup(dev, irq_chip, sizeof(*irq_chip), GFP_KERNEL); - if (!bank->irq_chip) { - of_node_put(wkup_np); + if (!bank->irq_chip) return -ENOMEM; - } bank->irq_chip->chip.name =3D bank->name; =20 bank->irq_domain =3D irq_domain_create_linear(bank->fwnode, bank->nr_pins, &exynos_eint_irqd_ops, bank); if (!bank->irq_domain) { dev_err(dev, "wkup irq domain add failed\n"); - of_node_put(wkup_np); return -ENXIO; } =20 @@ -715,10 +712,8 @@ __init int exynos_eint_wkup_init(struct samsung_pinctr= l_drv_data *d) weint_data =3D devm_kcalloc(dev, bank->nr_pins, sizeof(*weint_data), GFP_KERNEL); - if (!weint_data) { - of_node_put(wkup_np); + if (!weint_data) return -ENOMEM; - } =20 for (idx =3D 0; idx < bank->nr_pins; ++idx) { irq =3D irq_of_parse_and_map(to_of_node(bank->fwnode), idx); @@ -735,13 +730,10 @@ __init int exynos_eint_wkup_init(struct samsung_pinct= rl_drv_data *d) } } =20 - if (!muxed_banks) { - of_node_put(wkup_np); + if (!muxed_banks) return 0; - } =20 irq =3D irq_of_parse_and_map(wkup_np, 0); - of_node_put(wkup_np); if (!irq) { dev_err(dev, "irq number for muxed EINTs not found\n"); return 0; diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/sa= msung/pinctrl-samsung.c index 623df65a5d6f..a7deae4afdcc 100644 --- a/drivers/pinctrl/samsung/pinctrl-samsung.c +++ b/drivers/pinctrl/samsung/pinctrl-samsung.c @@ -251,7 +251,6 @@ static int samsung_dt_node_to_map(struct pinctrl_dev *p= ctldev, { struct samsung_pinctrl_drv_data *drvdata; unsigned reserved_maps; - struct device_node *np; int ret; =20 drvdata =3D pinctrl_dev_get_drvdata(pctldev); @@ -266,12 +265,11 @@ static int samsung_dt_node_to_map(struct pinctrl_dev = *pctldev, &reserved_maps, num_maps); =20 - for_each_child_of_node(np_config, np) { + for_each_child_of_node_scoped(np_config, np) { ret =3D samsung_dt_subnode_to_map(drvdata, pctldev->dev, np, map, &reserved_maps, num_maps); if (ret < 0) { samsung_dt_free_map(pctldev, *map, *num_maps); - of_node_put(np); return ret; } } @@ -849,16 +847,12 @@ static struct samsung_pmx_func *samsung_pinctrl_creat= e_functions( * and create pin groups and pin function lists. */ func_cnt =3D 0; - for_each_child_of_node(dev_np, cfg_np) { - struct device_node *func_np; - + for_each_child_of_node_scoped(dev_np, cfg_np) { if (!of_get_child_count(cfg_np)) { ret =3D samsung_pinctrl_create_function(dev, drvdata, cfg_np, func); - if (ret < 0) { - of_node_put(cfg_np); + if (ret < 0) return ERR_PTR(ret); - } if (ret > 0) { ++func; ++func_cnt; @@ -866,14 +860,11 @@ static struct samsung_pmx_func *samsung_pinctrl_creat= e_functions( continue; } =20 - for_each_child_of_node(cfg_np, func_np) { + for_each_child_of_node_scoped(cfg_np, func_np) { ret =3D samsung_pinctrl_create_function(dev, drvdata, func_np, func); - if (ret < 0) { - of_node_put(func_np); - of_node_put(cfg_np); + if (ret < 0) return ERR_PTR(ret); - } if (ret > 0) { ++func; ++func_cnt; --=20 2.43.0