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[2620:137:e000::1:20]) by mx.google.com with ESMTP id l138-20020a628890000000b004f6bf4aff8bsi5303567pfd.169.2022.03.10.09.23.22; Thu, 10 Mar 2022 09:23:38 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=iztUl96y; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238272AbiCJPyB (ORCPT + 99 others); Thu, 10 Mar 2022 10:54:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44978 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232753AbiCJPx6 (ORCPT ); Thu, 10 Mar 2022 10:53:58 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D9C91C248D; Thu, 10 Mar 2022 07:52:52 -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 964DAB8254A; Thu, 10 Mar 2022 15:52:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4896FC340E8; Thu, 10 Mar 2022 15:52:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1646927570; bh=5BSwm39TVBk+/sZEf4qJ0qeckWgsRWt03o2mAj/NKBo=; h=Subject:From:In-Reply-To:References:To:Cc:Date:From; b=iztUl96yqpYaN8ldIISRZ4beF2U7oSDfAk4g8B9u/CydhoPrjL4CtyqNp4A6DF9v4 TLyHxDJID1gninumbb5OeoQXzsrtSHXrLCPKprwKYaIoVpC1goP0pZERFo9CgxkGl8 l5+gAp++knf9OsUKoSBfvWaFbUgCF1m1fpfmiig8C0rufZTfRgmzjyoNcHzbKm60x5 4rdZ6lbHlTqRBx5F6LDK9XzYSYnmMOAsl7aaxH4Mg90p/bJiEaWG/EnDhehg6melWp kjjxiKxqO8Eyowgc/fK3c994z+QIlZKAsM1wrPgSLuXIypBEjd42NGvh7Ps77n/Qcx 1/SazEO7ufhwg== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [PATCH] ath10k: Fix error handling in ath10k_setup_msa_resources From: Kalle Valo In-Reply-To: <20220308070238.19295-1-linmq006@gmail.com> References: <20220308070238.19295-1-linmq006@gmail.com> To: Miaoqian Lin Cc: "David S. Miller" , Jakub Kicinski , Rakesh Pillai , ath10k@lists.infradead.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linmq006@gmail.com User-Agent: pwcli/0.1.0-git (https://github.com/kvalo/pwcli/) Python/3.7.3 Message-ID: <164692756657.18489.311627042082408244.kvalo@kernel.org> Date: Thu, 10 Mar 2022 15:52:48 +0000 (UTC) X-Spam-Status: No, score=-7.6 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Miaoqian Lin wrote: > The device_node pointer is returned by of_parse_phandle() with refcount > incremented. We should use of_node_put() on it when done. > > This function only calls of_node_put() in the regular path. > And it will cause refcount leak in error path. > > Fixes: 727fec790ead ("ath10k: Setup the msa resources before qmi init") > Signed-off-by: Miaoqian Lin > Reviewed-by: Jeff Johnson > Signed-off-by: Kalle Valo Patch applied to ath-next branch of ath.git, thanks. 9747a78d5f75 ath10k: Fix error handling in ath10k_setup_msa_resources -- https://patchwork.kernel.org/project/linux-wireless/patch/20220308070238.19295-1-linmq006@gmail.com/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches