From patchwork Mon Mar 6 07:56:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johan Hovold X-Patchwork-Id: 659637 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id ABA7DC6FD1A for ; Mon, 6 Mar 2023 07:57:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229829AbjCFH5m (ORCPT ); Mon, 6 Mar 2023 02:57:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53364 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229782AbjCFH5k (ORCPT ); Mon, 6 Mar 2023 02:57:40 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 06AFA1A66C; Sun, 5 Mar 2023 23:57:38 -0800 (PST) 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 ams.source.kernel.org (Postfix) with ESMTPS id 8A992B80CA8; Mon, 6 Mar 2023 07:57:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3F959C433D2; Mon, 6 Mar 2023 07:57:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1678089456; bh=jIxvGcg8R4JnPiV+2ZOLe9PDqfcIqFNohn8cYUw76ns=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nLgMBLprli7Ul7vTq7CJUfhUoyLCZ57BMb5u7f74sjrik5lQ7NcZHwdtHEoVuO4J8 e95ElgAquoOeaTh2Gv591dlk2F/nAcWJ0hBxeGepJ1IkWbjzE5V0LCG2Aw8lqPQ5ns Irx0XLCTPPBbyjLuFnEsaaPvhSMItq744krE5DgPaICVSu38CahIQSdiOR/yYmnEL7 /ny9OUBQZw4yL3a1jgJL4JBw7JBtMRANw5Cu4HYNdwezz8oimqdeI4FSOzBYQ5Bodh ftahkMMDqY2G/I5PehhU8z1ZdhYEx9p8XQO5IvQbOE55zmBBU7zRxsl5fXyInwQSNR ucmMWYGQwxNPQ== Received: from johan by xi.lan with local (Exim 4.94.2) (envelope-from ) id 1pZ5jc-0000i3-7R; Mon, 06 Mar 2023 08:58:16 +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?b?QXJ0dXIgxZp3aWdv?= =?utf-8?b?xYQ=?= , "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 v2 06/23] interconnect: qcom: rpm: fix probe child-node error handling Date: Mon, 6 Mar 2023 08:56:34 +0100 Message-Id: <20230306075651.2449-7-johan+linaro@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230306075651.2449-1-johan+linaro@kernel.org> References: <20230306075651.2449-1-johan+linaro@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Make sure to clean up and release resources properly also in case probe fails when populating child devices. Fixes: e39bf2972c6e ("interconnect: icc-rpm: Support child NoC device probe") Cc: stable@vger.kernel.org # 5.17 Reviewed-by: Konrad Dybcio Signed-off-by: Johan Hovold --- drivers/interconnect/qcom/icc-rpm.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/interconnect/qcom/icc-rpm.c b/drivers/interconnect/qcom/icc-rpm.c index df3196f72536..91778cfcbc65 100644 --- a/drivers/interconnect/qcom/icc-rpm.c +++ b/drivers/interconnect/qcom/icc-rpm.c @@ -541,8 +541,11 @@ int qnoc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, qp); /* Populate child NoC devices if any */ - if (of_get_child_count(dev->of_node) > 0) - return of_platform_populate(dev->of_node, NULL, NULL, dev); + if (of_get_child_count(dev->of_node) > 0) { + ret = of_platform_populate(dev->of_node, NULL, NULL, dev); + if (ret) + goto err; + } return 0; err: