From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751565AbeBOFUZ (ORCPT ); Thu, 15 Feb 2018 00:20:25 -0500 Received: from gateway20.websitewelcome.com ([192.185.62.46]:49989 "EHLO gateway20.websitewelcome.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750743AbeBOFUX (ORCPT ); Thu, 15 Feb 2018 00:20:23 -0500 Date: Wed, 14 Feb 2018 23:20:00 -0600 From: "Gustavo A. R. Silva" To: Alex Deucher , Christian =?iso-8859-1?Q?K=F6nig?= , "David (ChunMing) Zhou" , David Airlie Cc: amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" Subject: [PATCH] drm/amdgpu_gem: fix error handling path in amdgpu_gem_va_update_vm Message-ID: <20180215052000.GA25691@embeddedgus> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.24 (2015-08-30) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - gator4166.hostgator.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - embeddedor.com X-BWhitelist: no X-Source-IP: 189.175.4.238 X-Source-L: No X-Exim-ID: 1emBxh-002rU9-9N X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: (embeddedgus) [189.175.4.238]:45954 X-Source-Auth: gustavo@embeddedor.com X-Email-Count: 7 X-Source-Cap: Z3V6aWRpbmU7Z3V6aWRpbmU7Z2F0b3I0MTY2Lmhvc3RnYXRvci5jb20= X-Local-Domain: yes Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Currently, if amdgpu_vm_bo_update() fails, the returned error is being ignored. Fix this by properly checking _r_ after calling amdgpu_vm_bo_update. Also, remove redundant code just before label _error_. Addresses-Coverity-ID: 1464280 ("Unused value") Fixes: 0abc6878fc2d ("drm/amdgpu: update VM PDs after the PTs") Signed-off-by: Gustavo A. R. Silva --- drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index e48b4ec..db85fc0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -523,12 +523,13 @@ static void amdgpu_gem_va_update_vm(struct amdgpu_device *adev, goto error; if (operation == AMDGPU_VA_OP_MAP || - operation == AMDGPU_VA_OP_REPLACE) + operation == AMDGPU_VA_OP_REPLACE) { r = amdgpu_vm_bo_update(adev, bo_va, false); + if (r) + goto error; + } r = amdgpu_vm_update_directories(adev, vm); - if (r) - goto error; error: if (r && r != -ERESTARTSYS) -- 2.7.4