From patchwork Mon Jan 24 01:54:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ira Weiny X-Patchwork-Id: 12721398 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 459BEC433EF for ; Mon, 24 Jan 2022 01:54:45 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1C62310E63D; Mon, 24 Jan 2022 01:54:21 +0000 (UTC) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id A14FB10E3FB; Mon, 24 Jan 2022 01:54:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1642989255; x=1674525255; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=8QsQEKSxoLGHydWZTS5T8WXMzBP5ZWfGvu6Ze1y391U=; b=HmjPJ0I7fUjK05LRt3yk8Fy/iRmUsSIS7UL3AtG6XI/dLSIGi6ojslZQ +jZBfDmV7ruuU+AvcZ/0oxCMTY6YAdeUROg3laUEBHcmzycaBH2Z3vI+n HMCt507oTKSbZIHcaLzES9rrFj7Vc0e7YUqCvBMvQIAUuG4FE9autOdGn M8J8xvZ0cL4iDAuv6SSw/2Xs201VOuLNLfoYa8AcDXlp9qa491oA4Sas3 P3SShzo8FlHwwSyybOV0nLxXYt31kx1F1Naq4SqkM3kA9xtjuuikNB2Yg QEi7eM/1TlfoL+cveDEwXAWZMhJbP0WyhNe3+tO/FVBoPifJJxkgSqm5F w==; X-IronPort-AV: E=McAfee;i="6200,9189,10236"; a="226616227" X-IronPort-AV: E=Sophos;i="5.88,311,1635231600"; d="scan'208";a="226616227" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jan 2022 17:54:15 -0800 X-IronPort-AV: E=Sophos;i="5.88,311,1635231600"; d="scan'208";a="627320407" Received: from iweiny-desk2.sc.intel.com (HELO localhost) ([10.3.52.147]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jan 2022 17:54:15 -0800 From: ira.weiny@intel.com To: David Airlie , Daniel Vetter , Patrik Jakobsson , Rob Clark , Sean Paul Date: Sun, 23 Jan 2022 17:54:08 -0800 Message-Id: <20220124015409.807587-7-ira.weiny@intel.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220124015409.807587-1-ira.weiny@intel.com> References: <20220124015409.807587-1-ira.weiny@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH V2 6/7] drm/amdgpu: Ensure kunmap is called on error X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-msm@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, Ira Weiny Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Ira Weiny The default case leaves the buffer object mapped in error. Add amdgpu_bo_kunmap() to that case to ensure the mapping is cleaned up. Signed-off-by: Ira Weiny --- NOTE: It seems like this function could use a fair bit of refactoring but this is the easiest way to fix the actual bug. --- drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index 6f8de11a17f1..b3ffd0f6b35f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -889,6 +889,7 @@ static int amdgpu_uvd_cs_msg(struct amdgpu_uvd_cs_ctx *ctx, return 0; default: + amdgpu_bo_kunmap(bo); DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type); }