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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 495F0C5CFCF for ; Fri, 14 Aug 2026 02:25:38 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7C56710E1BA; Fri, 14 Aug 2026 02:25:37 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=airkyi.com header.i=@airkyi.com header.b="Ayg2j/u8"; dkim-atps=neutral Received: from smtpbguseast1.qq.com (smtpbguseast1.qq.com [54.204.34.129]) by gabe.freedesktop.org (Postfix) with ESMTPS id 325E110E1BA for ; Fri, 14 Aug 2026 02:25:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=airkyi.com; s=altu2504; t=1786674320; bh=05fYjb00YYXJ31+phLSkqPQi+wABn/rqNlkF5fHNFZ8=; h=From:To:Subject:Date:Message-Id; b=Ayg2j/u8FPvn549nWWSRSiWFs5ivamzvBnJ51ppvO/9rD3xjw44bMeNCzT+/pBkKK E3iMPZPwzP6j9edqXS19Cjbla/rjZc6JaRkqIrmcnLehIWar4VWSmHDd6WW1J/2B2d 9fu08lRr+7bvbmfFXgFt4ScIJYvIeIoj5y5qr8w8= X-QQ-mid: esmtpgz13t1786674312tab322716 X-QQ-Originating-IP: 4bqnD55VqWoLJQzWwMaI0Eywi9ybW5lEk3/kjTWN/vM= Received: from DESKTOP-8BT1A2O.localdomain ( [58.22.7.114]) by bizesmtp.qq.com (ESMTP) with id ; Fri, 14 Aug 2026 10:25:09 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 4802896716217213205 From: Chaoyi Chen To: Tomeu Vizoso , Oded Gabbay , Heiko Stuebner , Jeff Hugo Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Chaoyi Chen Subject: [PATCH 1/4] accel/rocket: Fix the IOMMU domain leak in rocket_ioctl_create_bo Date: Fri, 14 Aug 2026 10:24:50 +0800 Message-Id: <20260814022453.437-2-kernel@airkyi.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20260814022453.437-1-kernel@airkyi.com> References: <20260814022453.437-1-kernel@airkyi.com> X-QQ-SENDSIZE: 520 Feedback-ID: esmtpgz:airkyi.com:qybglogicsvrgz:qybglogicsvrgz6b-0 X-QQ-XMAILINFO: MbYyxy1Fep3Pj+UY4JV1dG8p4VtqC9gMYBVZz+li+uKhqy5kVO9qNBMi oGgcABFbN1HEf7XpHrBghxEeNVak2WZYJSXUHyXGZhgW+HyXTGlobnvR/2GEBgZqKYrDmzG Qd5o1ZFguNdgBDvYNpMldeG+sch2yjN67T0VfGS6HvL48wraXGJrC0IzIRvPgCgTDKNATI9 kFU2/4sIzSSfhT/C7wzxhfRMTsbYPat8heBrhbWoSl7MBhZCE/YB5vWJhQy108XzNtGxECV C5CDskUWb0lmAA1G/ypy2y1vR/3Dk4DuxjyUYQKpYLPe3vWEA9Om1kzpY7Ms0WMCzUPb5qh CDg47DEAVnVjLaI0VTVH3wzvitkMy9pyDutTO5TEqxLi2kMPEdPE7SxoXIyyLPZC1VYQY6V xeLZu3B57otVVMcFCNxfJmHr7kR7oxckeicSC303fVD1CCoiTiwfgwMNPbPDFEv4O9f+k7R HtajO7DS192xmtE6e1kmQcQpnJKlXnhDSoxh4JgwP1TebOvbuEgu5kcgRoMOMuvsM0kEkiM P/JekH8KbckiK9N6BC9dY1vEgQqv4ZL6YQxZ25mstECHVm0+kTFPsAo4nccE9iBwUCPsrtf dJqOn+ffJaVAjNvN2KKbNJvaZb2/WGcHRkeuVxMI+EguZQceWq89v4yul+r+G54KM6+PzpZ Mvi0AAyFszDgRJZ2kODDtgDFf24KD2TyXQENxrUuWq7bHyK96iYF+2UTyVkWAOoYAB2gFGG ZN50cEbIkOl99UFd++ZFS3BorQowk1gQ7Vlt5pa3LsQXgAQGBiPwvvhiGA9KZLXhuFOLx+9 NSlZXnhZmUCG5hRjecfQe6VmDVy4/F6YEZoqEaMhkhdJ5WgtEBZKeZrE0nc+Ja/Qz8AWbq5 DzinlHJZVOvyDrDDoEJt3wnMoSALGGSku6y2uQGYvxeDhwCgEiHYBSYpr5m/tQDVtZF9J9b 2IDeDJjt9SkvlO40DrbIq95+i2Ged6SBdgyerVTohUYJTeauYYeFAKyLBr/TLFeh4lOPDTx kaOpQfClD0pYBnkjc7 X-QQ-XMRINFO: MSVp+SPm3vtSI1QTLgDHQqIV1w2oNKDqfg== X-QQ-RECHKSPAM: 0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Chaoyi Chen When rocket_ioctl_create_bo fails, rocket_iommu_domain_put should be called to avoid an IOMMU domain leak. Fixes: 658ebeac3351 ("accel/rocket: Add IOCTL for BO creation") Signed-off-by: Chaoyi Chen --- drivers/accel/rocket/rocket_gem.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/accel/rocket/rocket_gem.c b/drivers/accel/rocket/rocket_gem.c index a5fffa51ff35..438694ba567b 100644 --- a/drivers/accel/rocket/rocket_gem.c +++ b/drivers/accel/rocket/rocket_gem.c @@ -127,6 +127,8 @@ int rocket_ioctl_create_bo(struct drm_device *dev, void *data, struct drm_file * mutex_unlock(&rocket_priv->mm_lock); err: + rocket_iommu_domain_put(rkt_obj->domain); + rkt_obj->domain = NULL; drm_gem_shmem_object_free(gem_obj); return ret; -- 2.53.0