From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:51528 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752068AbdLKVza (ORCPT ); Mon, 11 Dec 2017 16:55:30 -0500 Subject: Patch "KVM: arm/arm64: vgic-its: Check result of allocation before use" has been added to the 4.14-stable tree To: marc.zyngier@arm.com, christoffer.dall@linaro.org, gregkh@linuxfoundation.org, takahiro.akashi@linaro.org Cc: , From: Date: Mon, 11 Dec 2017 22:53:31 +0100 Message-ID: <1513029211243119@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled KVM: arm/arm64: vgic-its: Check result of allocation before use to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: kvm-arm-arm64-vgic-its-check-result-of-allocation-before-use.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 686f294f2f1ae40705283dd413ca1e4c14f20f93 Mon Sep 17 00:00:00 2001 From: Marc Zyngier Date: Thu, 16 Nov 2017 17:58:18 +0000 Subject: KVM: arm/arm64: vgic-its: Check result of allocation before use From: Marc Zyngier commit 686f294f2f1ae40705283dd413ca1e4c14f20f93 upstream. We miss a test against NULL after allocation. Fixes: 6d03a68f8054 ("KVM: arm64: vgic-its: Turn device_id validation into generic ID validation") Reported-by: AKASHI Takahiro Acked-by: Christoffer Dall Signed-off-by: Marc Zyngier Signed-off-by: Christoffer Dall Signed-off-by: Greg Kroah-Hartman --- virt/kvm/arm/vgic/vgic-its.c | 2 ++ 1 file changed, 2 insertions(+) --- a/virt/kvm/arm/vgic/vgic-its.c +++ b/virt/kvm/arm/vgic/vgic-its.c @@ -775,6 +775,8 @@ static int vgic_its_alloc_collection(str return E_ITS_MAPC_COLLECTION_OOR; collection = kzalloc(sizeof(*collection), GFP_KERNEL); + if (!collection) + return -ENOMEM; collection->collection_id = coll_id; collection->target_addr = COLLECTION_NOT_MAPPED; Patches currently in stable-queue which might be from marc.zyngier@arm.com are queue-4.14/arm-kvm-fix-vttbr_baddr_mask-bug_on-off-by-one.patch queue-4.14/kvm-arm-arm64-vgic-its-check-result-of-allocation-before-use.patch queue-4.14/kvm-arm-arm64-vgic-preserve-the-revious-read-from-the-pending-table.patch queue-4.14/kvm-arm-arm64-vgic-irqfd-fix-msi-entry-allocation.patch queue-4.14/bus-arm-cci-fix-use-of-smp_processor_id-in-preemptible-context.patch queue-4.14/arm64-kvm-fix-vttbr_baddr_mask-bug_on-off-by-one.patch queue-4.14/bus-arm-ccn-fix-use-of-smp_processor_id-in-preemptible-context.patch