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 30C6BC00140 for ; Mon, 15 Aug 2022 22:34:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349002AbiHOWew (ORCPT ); Mon, 15 Aug 2022 18:34:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38724 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351055AbiHOW1b (ORCPT ); Mon, 15 Aug 2022 18:27:31 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3BD2E6D56E; Mon, 15 Aug 2022 12:46:35 -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 dfw.source.kernel.org (Postfix) with ESMTPS id CAE856122E; Mon, 15 Aug 2022 19:46:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C8139C433C1; Mon, 15 Aug 2022 19:46:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660592794; bh=pqbpWM0ovuucZKEV5C40+B3/2rDpOTNZlRfpRdD2Tu0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=E4KjQHmfE/LN1mUkgOjvvnPrzPfx9nduQJG8RD9RsBZooxC3bsrzxHGZYxSb0MDQF lYfj8hy1yFtS4jv5fpfxG4Hu/eDnYi4PPRUqXRSdADHgEWGPPPciALUnW/ojoauKBx cTcthegTaUdxpzYEY+JnxiuOT3O64sH0zxdszQ6I= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Miaoqian Lin , Krzysztof Kozlowski , Mark Brown , Sasha Levin Subject: [PATCH 5.18 0828/1095] ASoC: samsung: Fix error handling in aries_audio_probe Date: Mon, 15 Aug 2022 20:03:47 +0200 Message-Id: <20220815180503.568896056@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180429.240518113@linuxfoundation.org> References: <20220815180429.240518113@linuxfoundation.org> User-Agent: quilt/0.67 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: Miaoqian Lin [ Upstream commit 3e2649c5e8643bea0867bb1dd970fedadb0eb7f3 ] of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. This function is missing of_node_put(cpu) in the error path. Fix this by goto out label. of_node_put() will check NULL pointer. Fixes: 7a3a7671fa6c ("ASoC: samsung: Add driver for Aries boards") Signed-off-by: Miaoqian Lin Reviewed-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20220603130640.37624-1-linmq006@gmail.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/samsung/aries_wm8994.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/sound/soc/samsung/aries_wm8994.c b/sound/soc/samsung/aries_wm8994.c index 83acbe57b248..a0825da9fff9 100644 --- a/sound/soc/samsung/aries_wm8994.c +++ b/sound/soc/samsung/aries_wm8994.c @@ -628,8 +628,10 @@ static int aries_audio_probe(struct platform_device *pdev) return -EINVAL; codec = of_get_child_by_name(dev->of_node, "codec"); - if (!codec) - return -EINVAL; + if (!codec) { + ret = -EINVAL; + goto out; + } for_each_card_prelinks(card, i, dai_link) { dai_link->codecs->of_node = of_parse_phandle(codec, -- 2.35.1