From patchwork Thu Jan 27 16:41:23 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Walle X-Patchwork-Id: 1585226 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; secure) header.d=walle.cc header.i=@walle.cc header.a=rsa-sha256 header.s=mail2016061301 header.b=F7yKqrGZ; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=112.213.38.117; helo=lists.ozlabs.org; envelope-from=linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4Jl67l4nmPz9tk1 for ; Fri, 28 Jan 2022 03:52:03 +1100 (AEDT) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4Jl67l3NsVz3dmL for ; Fri, 28 Jan 2022 03:52:03 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; secure) header.d=walle.cc header.i=@walle.cc header.a=rsa-sha256 header.s=mail2016061301 header.b=F7yKqrGZ; dkim-atps=neutral X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=walle.cc (client-ip=2a01:4f8:151:8464::1:2; helo=ssl.serverraum.org; envelope-from=michael@walle.cc; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; secure) header.d=walle.cc header.i=@walle.cc header.a=rsa-sha256 header.s=mail2016061301 header.b=F7yKqrGZ; dkim-atps=neutral Received: from ssl.serverraum.org (ssl.serverraum.org [IPv6:2a01:4f8:151:8464::1:2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4Jl62v14wyz3bV8 for ; Fri, 28 Jan 2022 03:47:51 +1100 (AEDT) Received: from mwalle01.kontron.local. (unknown [213.135.10.150]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-384) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by ssl.serverraum.org (Postfix) with ESMTPSA id 9276A223F6; Thu, 27 Jan 2022 17:41:42 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=walle.cc; s=mail2016061301; t=1643301702; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=AHaJAinHemm5iRDWpfuIj9kw7+KTQm29ecIVsTXxKjs=; b=F7yKqrGZDCDek0hxXpXT3UcQKugR1pGyW00yqOitChlarkF3IgCXxFeQx2dQ/QLW6Aucae 32PLsWjj7TaXC6KsqDkEaoZmjR9oEnOzYhv1d2Btlcja4halKLqu0x+CIsp7SZen2tz1TE i2NyIouSHPer/hRaIDFam021ONxDRqA= From: Michael Walle To: linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 5/7] soc: fsl: guts: use of_root instead of own reference Date: Thu, 27 Jan 2022 17:41:23 +0100 Message-Id: <20220127164125.3651285-6-michael@walle.cc> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220127164125.3651285-1-michael@walle.cc> References: <20220127164125.3651285-1-michael@walle.cc> MIME-Version: 1.0 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ulf Hansson , Sudeep Holla , Michael Walle , Arnd Bergmann , Li Yang Errors-To: linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" There is already a global of_root reference. Use that instead of getting one on our own. We don't need to care about the reference count either this way. Signed-off-by: Michael Walle --- drivers/soc/fsl/guts.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/soc/fsl/guts.c b/drivers/soc/fsl/guts.c index 383b35a4ed58..04c3eb6a6e17 100644 --- a/drivers/soc/fsl/guts.c +++ b/drivers/soc/fsl/guts.c @@ -112,7 +112,7 @@ static const struct fsl_soc_die_attr *fsl_soc_die_match( static int fsl_guts_probe(struct platform_device *pdev) { - struct device_node *root, *np = pdev->dev.of_node; + struct device_node *np = pdev->dev.of_node; struct soc_device_attribute *soc_dev_attr; static struct soc_device *soc_dev; struct device *dev = &pdev->dev; @@ -139,17 +139,13 @@ static int fsl_guts_probe(struct platform_device *pdev) iounmap(regs); /* Register soc device */ - root = of_find_node_by_path("/"); - if (of_property_read_string(root, "model", &machine)) - of_property_read_string_index(root, "compatible", 0, &machine); + if (of_property_read_string(of_root, "model", &machine)) + of_property_read_string_index(of_root, "compatible", 0, &machine); if (machine) { soc_dev_attr->machine = devm_kstrdup(dev, machine, GFP_KERNEL); - if (!soc_dev_attr->machine) { - of_node_put(root); + if (!soc_dev_attr->machine) return -ENOMEM; - } } - of_node_put(root); soc_die = fsl_soc_die_match(svr, fsl_soc_die); if (soc_die) {