From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759479Ab0EMT6q (ORCPT ); Thu, 13 May 2010 15:58:46 -0400 Received: from mgw2.diku.dk ([130.225.96.92]:50674 "EHLO mgw2.diku.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756473Ab0EMT6o (ORCPT ); Thu, 13 May 2010 15:58:44 -0400 Date: Thu, 13 May 2010 21:58:37 +0200 (CEST) From: Julia Lawall To: Jaroslav Kysela , Takashi Iwai , alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH 1/20] sound/pci/asihpi: Use kzalloc Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Julia Lawall Use kzalloc rather than the combination of kmalloc and memset. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @@ expression x,size,flags; statement S; @@ -x = kmalloc(size,flags); +x = kzalloc(size,flags); if (x == NULL) S -memset(x, 0, size); // Signed-off-by: Julia Lawall --- sound/pci/asihpi/hpi6000.c | 3 +-- sound/pci/asihpi/hpi6205.c | 3 +-- 2 files changed, 2 insertions(+), 4 deletions(-) diff -u -p a/sound/pci/asihpi/hpi6000.c b/sound/pci/asihpi/hpi6000.c --- a/sound/pci/asihpi/hpi6000.c +++ b/sound/pci/asihpi/hpi6000.c @@ -448,14 +448,13 @@ static void subsys_create_adapter(struct if (phm->u.s.resource.r.pci->device_id != HPI_PCI_DEV_ID_PCI2040) return; - ao.priv = kmalloc(sizeof(struct hpi_hw_obj), GFP_KERNEL); + ao.priv = kzalloc(sizeof(struct hpi_hw_obj), GFP_KERNEL); if (!ao.priv) { HPI_DEBUG_LOG(ERROR, "cant get mem for adapter object\n"); phr->error = HPI_ERROR_MEMORY_ALLOC; return; } - memset(ao.priv, 0, sizeof(struct hpi_hw_obj)); /* create the adapter object based on the resource information */ /*? memcpy(&ao.Pci,&phm->u.s.Resource.r.Pci,sizeof(ao.Pci)); */ ao.pci = *phm->u.s.resource.r.pci; diff -u -p a/sound/pci/asihpi/hpi6205.c b/sound/pci/asihpi/hpi6205.c --- a/sound/pci/asihpi/hpi6205.c +++ b/sound/pci/asihpi/hpi6205.c @@ -482,13 +482,12 @@ static void subsys_create_adapter(struct if (phm->u.s.resource.r.pci->device_id != HPI_PCI_DEV_ID_DSP6205) return; - ao.priv = kmalloc(sizeof(struct hpi_hw_obj), GFP_KERNEL); + ao.priv = kzalloc(sizeof(struct hpi_hw_obj), GFP_KERNEL); if (!ao.priv) { HPI_DEBUG_LOG(ERROR, "cant get mem for adapter object\n"); phr->error = HPI_ERROR_MEMORY_ALLOC; return; } - memset(ao.priv, 0, sizeof(struct hpi_hw_obj)); ao.pci = *phm->u.s.resource.r.pci; err = create_adapter_obj(&ao, &os_error_code);