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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1EDDDC05027 for ; Wed, 1 Feb 2023 10:18:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=M3PUpGs9HlIp5rPeX7wgjKZ4BlFPAODzbgllpKksu/k=; b=2SOWAvJxJZ87+c 1k64mc0Wc/UyCCJDOjXALh9AnqFcBRAdpHJmjhOCwjokgTwz3EO5M13kYeGWRFWW/lvTSve8cmODJ sN+9+5BNRO9Roc/FMqrVKBV498n5OLEDpBNGMr34xQtd2L8bh4xNILS+EbtUp3WeYlLELERltIeX+ JCjhpxslzS1gZog2eS77h6c26u+NzDDXPI9NfPkki9D2j8aM/fzSTMkc3R/C7CaJ0QkCkPWi09Q06 tF1C8X+D6lk8yvjIFFbc3krk42e7WzEI1GqI41TzGu1xhYNF+oPQ8un7CwwdcoJ7mIRQUHZEWMNuF vHZGemetlClkMT1d79jw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNABF-00B9lx-Gg; Wed, 01 Feb 2023 10:17:29 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNAAP-00B9Jx-SR for linux-arm-kernel@lists.infradead.org; Wed, 01 Feb 2023 10:16:41 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id B86F361755; Wed, 1 Feb 2023 10:16:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0F477C4361C; Wed, 1 Feb 2023 10:16:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1675246593; bh=4DlVblB8F3elgXtYl/ybK6UQCtFfPIALduJwWumbzVs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LNsGODldlO93I8GvVgFCiD7Z+2kCq1rZ3tqmRwXziFuyep550BZXGHVg+lVKTaCzf HO2c0hp0tHSBwCHl1eCEcew3mjkVJlWmtXLbcWUk7q1jmVvAfTW0E1z7VjOSTIGuuT Ga2XbQhAQ2L8VswsOei8+SuYWAMwCdeaZpTVMsq39MI+mWQy2aVt3oWW74CEUJQBv0 TJKX9kMxvPeL39gogJyYEWdZNC/tWHV6F24wicVuAFaP/845NbUL8XpzGbzAFh6/v1 fRpw5ArSogRCx3n1KKCFyoDJR3o4vorvkivtBJIRqbm0oZ9s7LEXrfWmMwG1gIx5P2 e77bCfdMJ97xg== Received: from johan by xi.lan with local (Exim 4.94.2) (envelope-from ) id 1pNAAg-00044G-7X; Wed, 01 Feb 2023 11:16:54 +0100 From: Johan Hovold To: Georgi Djakov Cc: Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Andy Gross , Bjorn Andersson , Konrad Dybcio , Sylwester Nawrocki , =?UTF-8?q?Artur=20=C5=9Awigo=C5=84?= , Krzysztof Kozlowski , Alim Akhtar , Thierry Reding , Jonathan Hunter , linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, Johan Hovold , stable@vger.kernel.org Subject: [PATCH 14/23] interconnect: exynos: fix node leak in probe PM QoS error path Date: Wed, 1 Feb 2023 11:15:50 +0100 Message-Id: <20230201101559.15529-15-johan+linaro@kernel.org> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230201101559.15529-1-johan+linaro@kernel.org> References: <20230201101559.15529-1-johan+linaro@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230201_021638_049482_3BB1E5BA X-CRM114-Status: GOOD ( 15.64 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Make sure to add the newly allocated interconnect node to the provider before adding the PM QoS request so that the node is freed on errors. Fixes: 2f95b9d5cf0b ("interconnect: Add generic interconnect driver for Exynos SoCs") Cc: stable@vger.kernel.org # 5.11 Cc: Sylwester Nawrocki Signed-off-by: Johan Hovold --- drivers/interconnect/samsung/exynos.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/interconnect/samsung/exynos.c b/drivers/interconnect/samsung/exynos.c index 6559d8cf8068..e70665899482 100644 --- a/drivers/interconnect/samsung/exynos.c +++ b/drivers/interconnect/samsung/exynos.c @@ -149,6 +149,9 @@ static int exynos_generic_icc_probe(struct platform_device *pdev) &priv->bus_clk_ratio)) priv->bus_clk_ratio = EXYNOS_ICC_DEFAULT_BUS_CLK_RATIO; + icc_node->data = priv; + icc_node_add(icc_node, provider); + /* * Register a PM QoS request for the parent (devfreq) device. */ @@ -157,9 +160,6 @@ static int exynos_generic_icc_probe(struct platform_device *pdev) if (ret < 0) goto err_node_del; - icc_node->data = priv; - icc_node_add(icc_node, provider); - icc_parent_node = exynos_icc_get_parent(bus_dev->of_node); if (IS_ERR(icc_parent_node)) { ret = PTR_ERR(icc_parent_node); -- 2.39.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel