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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 83557CCA481 for ; Tue, 19 Jul 2022 12:12:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238892AbiGSMM3 (ORCPT ); Tue, 19 Jul 2022 08:12:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52178 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238670AbiGSMKz (ORCPT ); Tue, 19 Jul 2022 08:10:55 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C94325247B; Tue, 19 Jul 2022 05:03:27 -0700 (PDT) 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 197B0B81B1A; Tue, 19 Jul 2022 12:03:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D02EC341C6; Tue, 19 Jul 2022 12:03:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1658232204; bh=h1wfxGz2vBToOZrZjVl2LDtbJkmq2Kug3U3SqP0uKRM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=teSy0hJlUOfeZbOk3nNHbf9O3PTJd4LQJ/ndfcPV5Us3Umo0PKU2F+MHyEIt1kOQS BEglY+MVOqT3pMWHQlQW9xqL0noOWuD0XjJX7GDxts1kEWGqMPRURNZs/NLEJVct57 dKYiS41Vj10nadvbG5mbPaPK9sDX4uF7/h9MGs6Y= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Liang He , Viresh Kumar , Sasha Levin Subject: [PATCH 5.4 48/71] cpufreq: pmac32-cpufreq: Fix refcount leak bug Date: Tue, 19 Jul 2022 13:54:11 +0200 Message-Id: <20220719114556.983550178@linuxfoundation.org> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220719114552.477018590@linuxfoundation.org> References: <20220719114552.477018590@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Liang He [ Upstream commit ccd7567d4b6cf187fdfa55f003a9e461ee629e36 ] In pmac_cpufreq_init_MacRISC3(), we need to add corresponding of_node_put() for the three node pointers whose refcount have been incremented by of_find_node_by_name(). Signed-off-by: Liang He Signed-off-by: Viresh Kumar Signed-off-by: Sasha Levin --- drivers/cpufreq/pmac32-cpufreq.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/cpufreq/pmac32-cpufreq.c b/drivers/cpufreq/pmac32-cpufreq.c index 73621bc11976..3704476bb83a 100644 --- a/drivers/cpufreq/pmac32-cpufreq.c +++ b/drivers/cpufreq/pmac32-cpufreq.c @@ -471,6 +471,10 @@ static int pmac_cpufreq_init_MacRISC3(struct device_node *cpunode) if (slew_done_gpio_np) slew_done_gpio = read_gpio(slew_done_gpio_np); + of_node_put(volt_gpio_np); + of_node_put(freq_gpio_np); + of_node_put(slew_done_gpio_np); + /* If we use the frequency GPIOs, calculate the min/max speeds based * on the bus frequencies */ -- 2.35.1