From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932408AbbHYJGA (ORCPT ); Tue, 25 Aug 2015 05:06:00 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53925 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755726AbbHYJFx (ORCPT ); Tue, 25 Aug 2015 05:05:53 -0400 From: Jason Wang To: gleb@kernel.org, pbonzini@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: cornelia.huck@de.ibm.com, Jason Wang , "Michael S. Tsirkin" Subject: [PATCH V3 1/3] kvm: use kmalloc() instead of kzalloc() during iodev register/unregister Date: Tue, 25 Aug 2015 17:05:46 +0800 Message-Id: <1440493548-2971-1-git-send-email-jasowang@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org All fields of kvm_io_range were initialized or copied explicitly afterwards. So switch to use kmalloc(). Cc: Gleb Natapov Cc: Paolo Bonzini Cc: Michael S. Tsirkin Signed-off-by: Jason Wang --- virt/kvm/kvm_main.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 8b8a444..0d79fe8 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -3248,7 +3248,7 @@ int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr, if (bus->dev_count - bus->ioeventfd_count > NR_IOBUS_DEVS - 1) return -ENOSPC; - new_bus = kzalloc(sizeof(*bus) + ((bus->dev_count + 1) * + new_bus = kmalloc(sizeof(*bus) + ((bus->dev_count + 1) * sizeof(struct kvm_io_range)), GFP_KERNEL); if (!new_bus) return -ENOMEM; @@ -3280,7 +3280,7 @@ int kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx, if (r) return r; - new_bus = kzalloc(sizeof(*bus) + ((bus->dev_count - 1) * + new_bus = kmalloc(sizeof(*bus) + ((bus->dev_count - 1) * sizeof(struct kvm_io_range)), GFP_KERNEL); if (!new_bus) return -ENOMEM; -- 2.1.4