From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Christian Borntraeger , Thomas Huth Subject: [PATCH 3.10 06/43] KVM: s390: unintended fallthrough for external call Date: Tue, 28 Oct 2014 11:36:04 +0800 Message-Id: <20141028033523.680792675@linuxfoundation.org> In-Reply-To: <20141028033523.407092670@linuxfoundation.org> References: <20141028033523.407092670@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Christian Borntraeger commit f346026e55f1efd3949a67ddd1dcea7c1b9a615e upstream. We must not fallthrough if the conditions for external call are not met. Signed-off-by: Christian Borntraeger Reviewed-by: Thomas Huth Signed-off-by: Greg Kroah-Hartman --- arch/s390/kvm/interrupt.c | 1 + 1 file changed, 1 insertion(+) --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -71,6 +71,7 @@ static int __interrupt_is_deliverable(st return 0; if (vcpu->arch.sie_block->gcr[0] & 0x2000ul) return 1; + return 0; case KVM_S390_INT_EMERGENCY: if (psw_extint_disabled(vcpu)) return 0;