From patchwork Thu May 30 03:06:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 10968129 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2651C16C1 for ; Thu, 30 May 2019 03:21:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1585B28A41 for ; Thu, 30 May 2019 03:21:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 09DB528A4F; Thu, 30 May 2019 03:21:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5406228A41 for ; Thu, 30 May 2019 03:21:15 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 9DDA81668; Thu, 30 May 2019 05:20:23 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 9DDA81668 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1559186473; bh=1wKSa+dTUHtCCLdhP9k8ag5YaoPWSSAJqVNBI5ttqjE=; h=From:To:Date:In-Reply-To:References:Cc:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=EYWE9TX8lNPgcRWsNF6u+QUWTVYshfLG31i9GEgcPY8nsxYkpgCUGBueZN7R6mE9C dgfX14FLsOVzM0ZQHwwsZyz966svmTmYY3XnrmQQj0Q9fXvO4woUfh/MRyONqLqBMg pJ4MVfxf1T4c+0P6D9HkpYWH3R2bhcy72OXotx/0= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id A1E88F8970A; Thu, 30 May 2019 05:20:00 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa1.perex.cz (Postfix, from userid 50401) id 8BAA6F896EB; Thu, 30 May 2019 05:19:53 +0200 (CEST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id D7033F896EB for ; Thu, 30 May 2019 05:19:50 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz D7033F896EB Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="Oxxtk6B1" Received: from localhost (ip67-88-213-2.z213-88-67.customer.algx.net [67.88.213.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 797322486B; Thu, 30 May 2019 03:19:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1559186389; bh=7HI6N91vbKXJrX1wN4OS7tsYTq/hOQxF0ZkTbp8oJ14=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Oxxtk6B1szocWsO+llYI+z7GZLsG0ddIgHMCoskURcKthUuDARFF7Eq0vbfXGLGwp LIOUe8NS0iwbwjPjICJD8NfWp/c91FZlLI2JQrEaZLEnficQRpHtI03wgTgCme/g7H qeaMvSjYqhJWyZozT4oVVJQCjfpBpGVpStP+EPLE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Date: Wed, 29 May 2019 20:06:53 -0700 Message-Id: <20190530030510.270374548@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190530030446.953835040@linuxfoundation.org> References: <20190530030446.953835040@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Cc: Sasha Levin , alsa-devel@alsa-project.org, linuxppc-dev@lists.ozlabs.org, Timur Tabi , Xiubo Li , Greg Kroah-Hartman , Takashi Iwai , Liam Girdwood , stable@vger.kernel.org, Nicolin Chen , Mark Brown , Fabio Estevam , Wen Yang Subject: [alsa-devel] [PATCH 4.14 159/193] ASoC: fsl_utils: fix a leaked reference by adding missing of_node_put X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" X-Virus-Scanned: ClamAV using ClamSMTP [ Upstream commit c705247136a523488eac806bd357c3e5d79a7acd ] The call to of_parse_phandle returns a node pointer with refcount incremented thus it must be explicitly decremented after the last usage. Detected by coccinelle with the following warnings: ./sound/soc/fsl/fsl_utils.c:74:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 38, but without a corresponding object release within this function. Signed-off-by: Wen Yang Cc: Timur Tabi Cc: Nicolin Chen Cc: Xiubo Li Cc: Fabio Estevam Cc: Liam Girdwood Cc: Mark Brown Cc: Jaroslav Kysela Cc: Takashi Iwai Cc: alsa-devel@alsa-project.org Cc: linuxppc-dev@lists.ozlabs.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/fsl/fsl_utils.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/soc/fsl/fsl_utils.c b/sound/soc/fsl/fsl_utils.c index b9e42b503a377..4f8bdb7650e84 100644 --- a/sound/soc/fsl/fsl_utils.c +++ b/sound/soc/fsl/fsl_utils.c @@ -75,6 +75,7 @@ int fsl_asoc_get_dma_channel(struct device_node *ssi_np, iprop = of_get_property(dma_np, "cell-index", NULL); if (!iprop) { of_node_put(dma_np); + of_node_put(dma_channel_np); return -EINVAL; } *dma_id = be32_to_cpup(iprop);