From patchwork Thu Mar 1 10:08:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeffy Chen X-Patchwork-Id: 10250711 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 9952B6037D for ; Thu, 1 Mar 2018 10:10:33 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7D2582901D for ; Thu, 1 Mar 2018 10:10:33 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5428E29072; Thu, 1 Mar 2018 10:10:33 +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=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6AC492903D for ; Thu, 1 Mar 2018 10:10:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: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=Sm7brKMqR9uwUlTSSMiXBkHjs61lBuaWWrsgIGWNQ3M=; b=UAj+09IUbVIH0+YoGPsygoXwCk I+hKrRlC/IqQNB0hguey4TVAlDDzeraUkCdNQvaUmRCQr1LfYJ6laP18HzGnUNssDUJQRHsiaFS/y BED0tB4BUTDaWaeIf4EsS4uf69bNtgdJYXyAbX67MnasnnVBioPo28pBF1mXnOMSOTVZXlOXH7W5y s5wjuniYhIYWpQ352I4U96pAWUqGWN6mOP4UviA7Pt5Fm5Eu4HJ+8yZcejlDjHglyfyfbbHX5ZVdQ MQY6CGSAp1bf4deTfFP7k0F8h6zoqVTXV6MiAgYmkJg1Ax6CW4P2kB9AWVx/O/uW/smxSbBDHtL2e mcH+ijqQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1erLA9-0007PO-Ar; Thu, 01 Mar 2018 10:10:09 +0000 Received: from regular1.263xmail.com ([211.150.99.138]) by bombadil.infradead.org with esmtps (Exim 4.89 #1 (Red Hat Linux)) id 1erL9G-0006MH-Ik; Thu, 01 Mar 2018 10:09:20 +0000 Received: from jeffy.chen?rock-chips.com (unknown [192.168.167.76]) by regular1.263xmail.com (Postfix) with ESMTP id CC60479A7; Thu, 1 Mar 2018 18:08:59 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost (localhost [127.0.0.1]) by smtp.263.net (Postfix) with ESMTPA id CD20A3CB; Thu, 1 Mar 2018 18:08:50 +0800 (CST) X-RL-SENDER: jeffy.chen@rock-chips.com X-FST-TO: linux-kernel@vger.kernel.org X-SENDER-IP: 103.29.142.67 X-LOGIN-NAME: jeffy.chen@rock-chips.com X-UNIQUE-TAG: <5848c984e68f54606d1e0b92b7f25ead> X-ATTACHMENT-NUM: 0 X-SENDER: cjf@rock-chips.com X-DNS-TYPE: 0 Received: from localhost (unknown [103.29.142.67]) by smtp.263.net (Postfix) whith ESMTP id 7344Q5B8TA; Thu, 01 Mar 2018 18:08:58 +0800 (CST) From: Jeffy Chen To: linux-kernel@vger.kernel.org Subject: [PATCH v6 02/14] iommu/rockchip: Fix error handling in probe Date: Thu, 1 Mar 2018 18:08:12 +0800 Message-Id: <20180301100824.14887-3-jeffy.chen@rock-chips.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180301100824.14887-1-jeffy.chen@rock-chips.com> References: <20180301100824.14887-1-jeffy.chen@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180301_020915_630122_1AE561B6 X-CRM114-Status: UNSURE ( 9.02 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: xxm@rock-chips.com, Joerg Roedel , Jeffy Chen , tfiga@chromium.org, jcliang@chromium.org, linux-rockchip@lists.infradead.org, iommu@lists.linux-foundation.org, robin.murphy@arm.com, linux-arm-kernel@lists.infradead.org, Heiko Stuebner MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Add missing iommu_device_sysfs_remove in error path. Signed-off-by: Jeffy Chen Reviewed-by: Tomasz Figa --- Changes in v6: None Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None drivers/iommu/rockchip-iommu.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c index 16cd8780c289..c2ef3cbd4401 100644 --- a/drivers/iommu/rockchip-iommu.c +++ b/drivers/iommu/rockchip-iommu.c @@ -1193,8 +1193,12 @@ static int rk_iommu_probe(struct platform_device *pdev) iommu_device_set_ops(&iommu->iommu, &rk_iommu_ops); err = iommu_device_register(&iommu->iommu); + if (err) { + iommu_device_sysfs_remove(&iommu->iommu); + return err; + } - return err; + return 0; } static const struct of_device_id rk_iommu_dt_ids[] = {