From patchwork Mon Aug 12 13:34:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 13760595 Received: from mail-wm1-f49.google.com (mail-wm1-f49.google.com [209.85.128.49]) (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 B89341850AF for ; Mon, 12 Aug 2024 13:34:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.49 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723469674; cv=none; b=h0ZSMOaMNw9SEBDpyAf5jwa8G2Wjlrae5m6moOq2OxO4AnR6cyMCTuxg2lqE5k+Q/Db3Amb7fhmRw2doqfor2X1WQcpPwZdhisXcGRieo7T73WATzfdZTfXKw0ZR/LN2+hTqnBuhbMz/Bi1Zj92rgCxYHxeXP4sOkrLH3iUJiiQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723469674; c=relaxed/simple; bh=0agCSQdAmRYcJrMldLHC+cO/HYUzM/jNOwE7xvoTJWs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=ryxRZ11/ZW+4kEB+kttjnECFSAmLgq6O6dG2iRWzl4EuGtyJUSqBMcoee9doGmvVV635DLXMmSHyjfA4GsK9EvLVBLzeGasSxkp2YS4Oq3484b0dMePZfoJXfpThXsjN5j834WwDvoXcZXk+nkJQdeLORduuIrCxk1VdG6ZfMXo= 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=x5/EoD3p; arc=none smtp.client-ip=209.85.128.49 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="x5/EoD3p" Received: by mail-wm1-f49.google.com with SMTP id 5b1f17b1804b1-429d2d7be1eso3466405e9.1 for ; Mon, 12 Aug 2024 06:34:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1723469670; x=1724074470; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=HsPnMwUlmEcWVK9mERUpPYYwG4/ZxKmrdaWPZk7BfDs=; b=x5/EoD3prrcyXNazsILQ2iNFnFIM2mAvbTgykwuwfMjS9RQ/MlZNJDUO4dgdOC1GDW EwaK91VugvWuHxLefXM5UY5M5sUqW+BrXSoC8yZAhrh3Cpv8rnB5cHxXDoQrTrOxDNQE lAoJpOgMxdBgPw3kkOCFHuiTTmnNVfAAQlSwJRIJdnAD5K5gMjHqCgEdpvaY+H+fp2fO Sr6lvH3oA4urFP/Lh9nHyFuPfE7cJo2bunQiVIzjD/DnFJjyr149E3BZ7O4gOD3KEh45 HAjAkwZr57lgDEjUO0ydCw2M31dp3j8cOK5cFYmcMMxf1zuoyhtK058x3+jACGQnivzg ZjNw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723469670; x=1724074470; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=HsPnMwUlmEcWVK9mERUpPYYwG4/ZxKmrdaWPZk7BfDs=; b=UINi1nc9zLeTO/DCz25ZFtB1W1V/i0vnuC5ixdmDLqht8pb2xiUDwg+eyhTepy+jRA SPCsaC+V33S3I9ZU8kyZL7tdL4xA4mlOrKREIwRR4beTFpYvxlOdB2zqmzvSjAX8TniM RK8YlMb/O3ctY8X3k/J3nLInW6CxpZvG40aKxyIYvXJkYaOk2H0dcBeE1bTiAz/IX4d2 ESDG5EtUZk1M1TOS7u+R5gSGBmMZMD449Du6sNJHF6u4Fxr1A8bhbh5LQ7speY0tL3TP M20JL3+SvUVB4vwDEBuF2JF2LzeoHN6QsoM3IQJumXmWifYxKZzLMLJ+ixi5sWd0dBvA 5iRQ== X-Forwarded-Encrypted: i=1; AJvYcCU60LHEvpKKzaRbzWF5uSPUfKwKzjIrwyFgjHo2NY/eIBJlovQzm6k0zTKYRp5ScsEQqOldRNJs+CVEjd4FFH4wRYnuC+Nz2XIKsAD5UrBc+ow= X-Gm-Message-State: AOJu0Yzgku4qgiz8DF+xywA/m9dbczZcBWIG+cwmRCKQfQrJvFjYhwfW 49TZV3BQqz0LMxyqT4s3wf07CocwG8T27MRc3IaXQsTDf+v9BWPvgzXt+tBGKFg= X-Google-Smtp-Source: AGHT+IGNiDAP0NpC4elbocTXmRTxZwypqEwP2T7NoNQBek7gp6Czs1sj30tLHKhrLESNRMviHtEwcw== X-Received: by 2002:a05:600c:350a:b0:424:a401:f012 with SMTP id 5b1f17b1804b1-429d4ce06abmr1140655e9.3.1723469670362; Mon, 12 Aug 2024 06:34:30 -0700 (PDT) Received: from [127.0.1.1] ([178.197.215.209]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-429c7737c64sm102733975e9.31.2024.08.12.06.34.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Aug 2024 06:34:29 -0700 (PDT) From: Krzysztof Kozlowski Date: Mon, 12 Aug 2024 15:34:01 +0200 Subject: [PATCH 7/9] memory: tegra20-emc: simplify with scoped for each OF child loop Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240812-cleanup-h-of-node-put-memory-v1-7-5065a8f361d2@linaro.org> References: <20240812-cleanup-h-of-node-put-memory-v1-0-5065a8f361d2@linaro.org> In-Reply-To: <20240812-cleanup-h-of-node-put-memory-v1-0-5065a8f361d2@linaro.org> To: Krzysztof Kozlowski , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Lukasz Luba , Alim Akhtar , Maxime Coquelin , Alexandre Torgue , Thierry Reding , Jonathan Hunter , Santosh Shilimkar Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-tegra@vger.kernel.org, Krzysztof Kozlowski X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; a=openpgp-sha256; l=1217; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=0agCSQdAmRYcJrMldLHC+cO/HYUzM/jNOwE7xvoTJWs=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBmug9WsUwse3YgLVrnCc6/fae3A3AcursWIyaSR hcKG6MOheaJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCZroPVgAKCRDBN2bmhouD 17skD/4mk0mqH2rEuc6Lpcv9Fk9Z9Ofg651HdFCPIT9SXWaxdSmtuzFF10HgMdna2jAU8gVSx5a teBho/PIDCcTaBnRl2nfMGaohe9F6FvBXUBt3gyoUK8ws7VHkvJDSa/KJPlwupUztYS3WvUSHFJ /EKc9LxNYJ8WOl4h+a0KHjCPQTOMJphsYrmP5wO1v5mHNoWuBnbxURpMSzEe0EXtHGKbL7ftoyN V/BvKwz/AlFcGp4vn7CRcjByp042rkUjWrM5C4QOffDdnaEVCsGlTdPd+Q9j/oGG1oPiwjNj9Rk EJXOpzGg5QR2OlVBAR/BiPH/O17Zo3xLAKEYGwnEv+9n5xQfoRhFkU8txLoW6kUVxO5EHRHQ9Iq VYYUKRr3n4cNsQXegkWk0h9MKqG2jWOe/sLHWWTNQTxBLqOo0PtVSqPwNVK0Yo4xadzdNZ4B/xJ DVjB1RIhzwfhUHHCqwIVYmOMmTnMUTTJZz3r3S0skj4aAHPWpyPj+S23pPD8bzAWFXDWETY+Vsy Qk3XC066YomliavGy2tfSIyRH61lPSAHFkN3db4nQcAqKVS8DlXh1sFwiBMUK1q1oAPQGu22y9J QwLihlnuAYhwjSTYotz/5tGVxKjNaIefeTjk+X+fU46eFbpPJpU7TYmqN7iQqDK38/OJ8k+YGO5 /7zMI7a8ZaQdSXQ== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Use scoped for_each_child_of_node_scoped() when iterating over device nodes to make code a bit simpler. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Jonathan Cameron --- drivers/memory/tegra/tegra20-emc.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c index 97cf59523b0b..7193f848d17e 100644 --- a/drivers/memory/tegra/tegra20-emc.c +++ b/drivers/memory/tegra/tegra20-emc.c @@ -410,7 +410,6 @@ static int cmp_timings(const void *_a, const void *_b) static int tegra_emc_load_timings_from_dt(struct tegra_emc *emc, struct device_node *node) { - struct device_node *child; struct emc_timing *timing; int child_count; int err; @@ -428,15 +427,13 @@ static int tegra_emc_load_timings_from_dt(struct tegra_emc *emc, timing = emc->timings; - for_each_child_of_node(node, child) { + for_each_child_of_node_scoped(node, child) { if (of_node_name_eq(child, "lpddr2")) continue; err = load_one_timing_from_dt(emc, timing++, child); - if (err) { - of_node_put(child); + if (err) return err; - } emc->num_timings++; }