From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756076Ab1KSL3w (ORCPT ); Sat, 19 Nov 2011 06:29:52 -0500 Received: from www17.your-server.de ([213.133.104.17]:41083 "EHLO www17.your-server.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753571Ab1KSL3l (ORCPT ); Sat, 19 Nov 2011 06:29:41 -0500 Subject: [PATCH] [SCSI] mptfusion: Use kmemdup rather than duplicating its implementation From: Thomas Meyer To: DL-MPTFusionLinux@lsi.com, linux-scsi@vger.kernel.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: <1321569820.1624.287.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/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c --- a/drivers/message/fusion/mptbase.c 2011-11-07 19:37:51.796676955 +0100 +++ b/drivers/message/fusion/mptbase.c 2011-11-08 10:40:23.121014643 +0100 @@ -6003,13 +6003,12 @@ mpt_findImVolumes(MPT_ADAPTER *ioc) if (mpt_config(ioc, &cfg) != 0) goto out; - mem = kmalloc(iocpage2sz, GFP_KERNEL); + mem = kmemdup((u8 *)pIoc2, iocpage2sz, GFP_KERNEL); if (!mem) { rc = -ENOMEM; goto out; } - memcpy(mem, (u8 *)pIoc2, iocpage2sz); ioc->raid_data.pIocPg2 = (IOCPage2_t *) mem; mpt_read_ioc_pg_3(ioc);