From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757430Ab1KRJdQ (ORCPT ); Fri, 18 Nov 2011 04:33:16 -0500 Received: from www17.your-server.de ([213.133.104.17]:34782 "EHLO www17.your-server.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752641Ab1KRJdN (ORCPT ); Fri, 18 Nov 2011 04:33:13 -0500 Subject: [PATCH] ARM: SAMSUNG: Use kmemdup rather than duplicating its implementation From: Thomas Meyer To: ben-linux@fluff.org, kgene.kim@samsung.com, linux@arm.linux.org.uk, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Date: Thu, 17 Nov 2011 23:43:40 +0100 Message-ID: <1321569820.1624.268.camel@localhost.localdomain> X-Mailer: Evolution 3.2.1 (3.2.1-2.fc16) Content-Transfer-Encoding: 7bit X-Authenticated-Sender: thomas@m3y3r.de Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The semantic patch that makes this change is available in scripts/coccinelle/api/memdup.cocci. Signed-off-by: Thomas Meyer --- diff -u -p a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c --- a/arch/arm/plat-s3c24xx/dma.c 2011-11-07 19:37:20.736205210 +0100 +++ b/arch/arm/plat-s3c24xx/dma.c 2011-11-08 11:03:41.719762852 +0100 @@ -1437,11 +1437,10 @@ int __init s3c24xx_dma_init_map(struct s size_t map_sz = sizeof(*nmap) * sel->map_size; int ptr; - nmap = kmalloc(map_sz, GFP_KERNEL); + nmap = kmemdup(sel->map, map_sz, GFP_KERNEL); if (nmap == NULL) return -ENOMEM; - memcpy(nmap, sel->map, map_sz); memcpy(&dma_sel, sel, sizeof(*sel)); dma_sel.map = nmap;