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 X-Spam-Level: X-Spam-Status: No, score=-17.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F084BC433E6 for ; Wed, 30 Dec 2020 13:06:04 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B8CAF22227 for ; Wed, 30 Dec 2020 13:06:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B8CAF22227 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ohlIKjky+f6XPMo5otfeg1iy/IFD1WU8BZp20EOjYSM=; b=euT9QSzvQ+I182SR4YHyYhJ/9 9SA65ZE4Cu984CiSIhjBKsJm2Grr1YKRtp4nAAA+nW6UczxV7iBUMTmYz11azSG0eWuaMJVtiHE9q RAPwJGHLnCf7YBhk4xM/2FJ9SLbyx8pBf/V3pv+cTOggtHtpDoBS7ONZbyhf/GFCQ1R0JEiHkswIZ f4y1fnP+bgCOGJSZfTga2fWPCjkxTAzopwbEqZYmr5AMYhZgKPwSTDzMq4c0fx6gsOpkuR/4q3rqO Z7DKQkUWzZy5jsMVtHvSVtWkN3gqHchPetf5iFt1qZwoO72kqcyK8KGBh4+PUI28NEul2082qtpQb /3r8ZjQtg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kub8O-00085q-33; Wed, 30 Dec 2020 13:03:24 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kub8J-00084j-Sm for linux-arm-kernel@lists.infradead.org; Wed, 30 Dec 2020 13:03:20 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7464A22242; Wed, 30 Dec 2020 13:03:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1609333398; bh=qxrP4zc/ImSoS5qSPaJn5wozIced+jjFdbENYDbKl/w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZRHlX3jml+NCLqmbEPkXoySqmqxwxfyFS1E7vLEHxZI/RAKyxjARzTVQ4if4xaLpg ZvFQ846ojFvxDcpWI7R9ZLXPwR1J6MRFxIZ6ur3q1d7Vc6nTW4JqIxpxmLZiSvbmGg TpHZ1chCdgdZdBV9jDs0Pa7pXMayOnfGzzgIbVqlx6gYsLrnIaAV9UGGKwC+RNdRoc VuDmKAS+Qo4c1XbhzJS27G0+QlXTb746ek5lEp05J+LeO8U799zoTbUa3dvUO8o2Tv l6p+qndzN+AoCczLDOFM3iKQ2j/JSorBxYUiLIhvWpq/XpoSJLgoWg8HvrE0UQIyRw QDJklGlbkpbZg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 5.10 02/31] rtc: sun6i: Fix memleak in sun6i_rtc_clk_init Date: Wed, 30 Dec 2020 08:02:44 -0500 Message-Id: <20201230130314.3636961-2-sashal@kernel.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201230130314.3636961-1-sashal@kernel.org> References: <20201230130314.3636961-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201230_080320_010574_F81A2DBF X-CRM114-Status: GOOD ( 10.63 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sasha Levin , linux-rtc@vger.kernel.org, Alexandre Belloni , linux-arm-kernel@lists.infradead.org, Dinghao Liu 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 From: Dinghao Liu [ Upstream commit 28d211919e422f58c1e6c900e5810eee4f1ce4c8 ] When clk_hw_register_fixed_rate_with_accuracy() fails, clk_data should be freed. It's the same for the subsequent two error paths, but we should also unregister the already registered clocks in them. Signed-off-by: Dinghao Liu Signed-off-by: Alexandre Belloni Link: https://lore.kernel.org/r/20201020061226.6572-1-dinghao.liu@zju.edu.cn Signed-off-by: Sasha Levin --- drivers/rtc/rtc-sun6i.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/rtc/rtc-sun6i.c b/drivers/rtc/rtc-sun6i.c index e2b8b150bcb44..f2818cdd11d82 100644 --- a/drivers/rtc/rtc-sun6i.c +++ b/drivers/rtc/rtc-sun6i.c @@ -272,7 +272,7 @@ static void __init sun6i_rtc_clk_init(struct device_node *node, 300000000); if (IS_ERR(rtc->int_osc)) { pr_crit("Couldn't register the internal oscillator\n"); - return; + goto err; } parents[0] = clk_hw_get_name(rtc->int_osc); @@ -290,7 +290,7 @@ static void __init sun6i_rtc_clk_init(struct device_node *node, rtc->losc = clk_register(NULL, &rtc->hw); if (IS_ERR(rtc->losc)) { pr_crit("Couldn't register the LOSC clock\n"); - return; + goto err_register; } of_property_read_string_index(node, "clock-output-names", 1, @@ -301,7 +301,7 @@ static void __init sun6i_rtc_clk_init(struct device_node *node, &rtc->lock); if (IS_ERR(rtc->ext_losc)) { pr_crit("Couldn't register the LOSC external gate\n"); - return; + goto err_register; } clk_data->num = 2; @@ -314,6 +314,8 @@ static void __init sun6i_rtc_clk_init(struct device_node *node, of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); return; +err_register: + clk_hw_unregister_fixed_rate(rtc->int_osc); err: kfree(clk_data); } -- 2.27.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel