From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752612AbbERIOi (ORCPT ); Mon, 18 May 2015 04:14:38 -0400 Received: from mail-wi0-f173.google.com ([209.85.212.173]:37346 "EHLO mail-wi0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752398AbbERIOb (ORCPT ); Mon, 18 May 2015 04:14:31 -0400 From: Paolo Bonzini To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: stable@vger.kernel.org, James Hogan Subject: [PATCH] KVM: mips: use id_to_memslot correctly Date: Mon, 18 May 2015 10:14:19 +0200 Message-Id: <1431936859-19955-1-git-send-email-pbonzini@redhat.com> X-Mailer: git-send-email 2.4.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The argument to KVM_GET_DIRTY_LOG is a memslot id; it may not match the position in the memslots array, which is sorted by gfn. Cc: stable@vger.kernel.org Cc: James Hogan Signed-off-by: Paolo Bonzini --- arch/mips/kvm/mips.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index bb68e8d520e8..52f205ae1281 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -982,7 +982,7 @@ int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm, struct kvm_dirty_log *log) /* If nothing is dirty, don't bother messing with page tables. */ if (is_dirty) { - memslot = &kvm->memslots->memslots[log->slot]; + memslot = id_to_memslot(kvm->memslots, log->slot); ga = memslot->base_gfn << PAGE_SHIFT; ga_end = ga + (memslot->npages << PAGE_SHIFT); -- 2.4.0