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- else + else { + dma_fence_put(job->external_hw_fence); kfree(job); + } } void amdgpu_job_free(struct amdgpu_job *job) @@ -165,8 +167,10 @@ void amdgpu_job_free(struct amdgpu_job *job) /* only put the hw fence if has embedded fence */ if (job->hw_fence.ops != NULL) dma_fence_put(&job->hw_fence); - else + else { + dma_fence_put(job->external_hw_fence); kfree(job); + } } int amdgpu_job_submit(struct amdgpu_job *job, struct drm_sched_entity *entity, -- 2.25.1 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 A19FDC43334 for ; Mon, 20 Jun 2022 22:03:44 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 215FB10F716; 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Mon, 20 Jun 2022 17:03:36 -0500 From: Andrey Grodzovsky To: , Subject: [PATCH 1/5] drm/amdgpu: Fix possible refcount leak for release of external_hw_fence Date: Mon, 20 Jun 2022 18:02:58 -0400 Message-ID: <20220620220302.86389-2-andrey.grodzovsky@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220620220302.86389-1-andrey.grodzovsky@amd.com> References: <20220620220302.86389-1-andrey.grodzovsky@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: e964e1f1-2f49-4d35-0a7f-08da5308ba34 X-MS-TrafficTypeDiagnostic: MN2PR12MB4534:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; 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- else + else { + dma_fence_put(job->external_hw_fence); kfree(job); + } } void amdgpu_job_free(struct amdgpu_job *job) @@ -165,8 +167,10 @@ void amdgpu_job_free(struct amdgpu_job *job) /* only put the hw fence if has embedded fence */ if (job->hw_fence.ops != NULL) dma_fence_put(&job->hw_fence); - else + else { + dma_fence_put(job->external_hw_fence); kfree(job); + } } int amdgpu_job_submit(struct amdgpu_job *job, struct drm_sched_entity *entity, -- 2.25.1