From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753336Ab0EIPUs (ORCPT ); Sun, 9 May 2010 11:20:48 -0400 Received: from mail-ew0-f220.google.com ([209.85.219.220]:53763 "EHLO mail-ew0-f220.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751971Ab0EIPUp (ORCPT ); Sun, 9 May 2010 11:20:45 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:subject :content-type:content-transfer-encoding; b=FksKOb85J/vxX8tcrJ5P30c6taGKrizHb5KJRuphDylfqvNcJ+1z0TysstxhIuIVu3 3+1aXnLXpBARIwdz/GdtgDZ+nRueSd7njfq3BZ3GFiZTWumJvrt5hEl0CkzhP5VQHvmV 3jyXEQK7WRvep14gpEjXlXuiqR/g78mXFV/n8= Message-ID: <4BE6D437.9000200@gmail.com> Date: Sun, 09 May 2010 17:26:47 +0200 From: Roel Kluin User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100330 Fedora/3.0.4-1.fc12 Thunderbird/3.0.4 MIME-Version: 1.0 To: Alexander Graf , kvm-ppc@vger.kernel.org, Andrew Morton , LKML Subject: Keep index within boundaries in kvmppc_44x_emul_tlbwe() Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org An index of KVM44x_GUEST_TLB_SIZE is already one too large. Signed-off-by: Roel Kluin --- arch/powerpc/kvm/44x_tlb.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/powerpc/kvm/44x_tlb.c b/arch/powerpc/kvm/44x_tlb.c index 2570fcc..8123125 100644 --- a/arch/powerpc/kvm/44x_tlb.c +++ b/arch/powerpc/kvm/44x_tlb.c @@ -440,7 +440,7 @@ int kvmppc_44x_emul_tlbwe(struct kvm_vcpu *vcpu, u8 ra, u8 rs, u8 ws) unsigned int gtlb_index; gtlb_index = kvmppc_get_gpr(vcpu, ra); - if (gtlb_index > KVM44x_GUEST_TLB_SIZE) { + if (gtlb_index >= KVM44x_GUEST_TLB_SIZE) { printk("%s: index %d\n", __func__, gtlb_index); kvmppc_dump_vcpu(vcpu); return EMULATE_FAIL;