Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751919AbdGAMg7 (ORCPT ); Sat, 1 Jul 2017 08:36:59 -0400 Received: from mail-pg0-f66.google.com ([74.125.83.66]:36620 "EHLO mail-pg0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751799AbdGAMg6 (ORCPT ); Sat, 1 Jul 2017 08:36:58 -0400 From: Arvind Yadav To: airlied@redhat.com, airlied@linux.ie, daniel.vetter@ffwll.ch Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH] drm/udl: dma-buf: Constify dma_buf_ops structures. Date: Sat, 1 Jul 2017 18:06:46 +0530 Message-Id: X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1130 Lines: 32 dma_buf_ops are not supposed to change at runtime. All functions working with dma_buf_ops provided by work with const dma_buf_ops. So mark the non-const structs as const. File size before: text data bss dec hex filename 2002 112 0 2114 842 drivers/gpu/drm/udl/udl_dmabuf.o File size After adding 'const': text data bss dec hex filename 2114 0 0 2114 842 drivers/gpu/drm/udl/udl_dmabuf.o Signed-off-by: Arvind Yadav --- drivers/gpu/drm/udl/udl_dmabuf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/udl/udl_dmabuf.c b/drivers/gpu/drm/udl/udl_dmabuf.c index ed0e636..61a5a5f 100644 --- a/drivers/gpu/drm/udl/udl_dmabuf.c +++ b/drivers/gpu/drm/udl/udl_dmabuf.c @@ -186,7 +186,7 @@ static int udl_dmabuf_mmap(struct dma_buf *dma_buf, return -EINVAL; } -static struct dma_buf_ops udl_dmabuf_ops = { +static const struct dma_buf_ops udl_dmabuf_ops = { .attach = udl_attach_dma_buf, .detach = udl_detach_dma_buf, .map_dma_buf = udl_map_dma_buf, -- 2.7.4