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 90E49C433EF for ; Mon, 10 Jan 2022 02:43:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238218AbiAJCnT (ORCPT ); Sun, 9 Jan 2022 21:43:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42808 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237100AbiAJCnS (ORCPT ); Sun, 9 Jan 2022 21:43:18 -0500 Received: from mail-pl1-x62c.google.com (mail-pl1-x62c.google.com [IPv6:2607:f8b0:4864:20::62c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 31C84C06173F for ; Sun, 9 Jan 2022 18:43:17 -0800 (PST) Received: by mail-pl1-x62c.google.com with SMTP id p14so10718875plf.3 for ; Sun, 09 Jan 2022 18:43:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=qyKCKCCmcuULoAA1E8bR7TAp/hXUDe7XCt+iKUscsLk=; b=d204BN7YeRalLSQLTofWmZ6ROqqMwa0ciqG++whwPpQZ8LnMOSnF622TXHwDxURXep RIrcvqT9AQU09Lfw5mMe2Ip4VaO5vINC+TVSz8L2XCTzjKrrm5Fzatae3eT+9hocFK3w MMkAu13bYACIkkU53ka3q6+el8HPWVkQIUm7IRExDGqM2QHr613LuUZTOneEw8j67LSB cK8vcN4suSP+xcV1jmqO56uKFvmYV4yvPXvM90fgxEzw660DbCuDMjZ8Ez2rWe9hGZvL TH5VHSl9lP8SNsRCrTbLYmymDTqXYLrLvJ4NKjHfhAXR/S4wRLMgrT8iNAxk+ndXg7AZ yShg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=qyKCKCCmcuULoAA1E8bR7TAp/hXUDe7XCt+iKUscsLk=; b=RT7vnCXsLMuuZZBJVF0vghmIdKtx+aH7A0xhV4IZuRQxD15Lw4oBMN6/M1iSJZ2kZs 9KdkOfT3VHkqpZMx3Tea+CzOshuQx22da9sn7fa50lgJvFayHlZRWps1EJ2WFtOdAUEl ItFkNyX234dPIAlj56YWr6k/HYc4ryRTVhjN1v2EBiNqCpv5A9/AMqBkR8FiIw/s5bzY tMYFeUbwxLLEW3nGsH9jRZGIEaRt6Csv2txb8i/8RjF72BbWYjtxNHsbUbzzH4gY07Qf eFP0pjc0rpnnVkIeFkDwpRFeFKsVbFbYbRopLoH/TveXgsp6n+Gm0qXoKoB0hE0WxUrJ RBIQ== X-Gm-Message-State: AOAM533WCH+JNpB5vt8MUvMpfI2LEXfQmMYykuwUP1d2+mmjZVQ3G/fu vpjx3yueKuPBJ17cS8LRjGE= X-Google-Smtp-Source: ABdhPJzHvpcwy8jtSMlMuIpFbtSWWCI2itQfdxxE917XOCLsIRhv3vWHpnz1Tp+2gCkbVLApMuioeQ== X-Received: by 2002:a17:902:9a8b:b0:149:be04:40ab with SMTP id w11-20020a1709029a8b00b00149be0440abmr32242215plp.159.1641782596662; Sun, 09 Jan 2022 18:43:16 -0800 (PST) Received: from VICKYMQLIN-NB1.localdomain ([159.226.95.33]) by smtp.gmail.com with ESMTPSA id o11sm4883817pfu.150.2022.01.09.18.43.14 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Sun, 09 Jan 2022 18:43:16 -0800 (PST) Date: Mon, 10 Jan 2022 10:43:13 +0800 From: Miaoqian Lin To: Suman Anna Cc: Joerg Roedel , Will Deacon , iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, "Nagalla, Hari" Subject: Re: [PATCH] iommu/omap: Fix missing put_device() call in omap_iommu_probe_device Message-ID: <20220110022531.GA61@VICKYMQLIN-NB1.localdomain> References: <20220107080428.10873-1-linmq006@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Suman Anna, On Fri, Jan 07, 2022 at 08:42:16AM -0600, Suman Anna wrote: > Hi Miaoqian, > > > > Add the corresponding 'put_device()' in the error handling paths. > > Also, need it in the regular path, not just in error handling path. I think after calling platform_get_drvdata() normally, the reference will be released in other functions, so don't need it in the regular path.