From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754181AbcESLML (ORCPT ); Thu, 19 May 2016 07:12:11 -0400 Received: from mail-pf0-f195.google.com ([209.85.192.195]:33573 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753026AbcESLMK (ORCPT ); Thu, 19 May 2016 07:12:10 -0400 From: Muhammad Falak R Wani To: David Airlie Cc: Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= , Chunming Zhou , Jammy Zhou , Leo Liu , Sonny Jiang , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH] amdgpu/uvd: use kmemdup Date: Thu, 19 May 2016 16:41:45 +0530 Message-Id: <1463656317-13828-1-git-send-email-falakreyaz@gmail.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use kmemdup when some other buffer is immediately copied into allocated region. It replaces call to allocation followed by memcpy, by a single call to kmemdup. Signed-off-by: Muhammad Falak R Wani --- drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index 01abfc2..c977ab6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -295,12 +295,10 @@ int amdgpu_uvd_suspend(struct amdgpu_device *adev) size = amdgpu_bo_size(adev->uvd.vcpu_bo); ptr = adev->uvd.cpu_addr; - adev->uvd.saved_bo = kmalloc(size, GFP_KERNEL); + adev->uvd.saved_bo = kmemdup(ptr, size, GFP_KERNEL); if (!adev->uvd.saved_bo) return -ENOMEM; - memcpy(adev->uvd.saved_bo, ptr, size); - return 0; } -- 1.9.1