Messages in this thread | | | Date | Mon, 21 Jun 2021 17:23:47 +0200 | From | Greg KH <> | Subject | Re: [PATCH for-stable-5.4] KVM: arm/arm64: Fix KVM_VGIC_V3_ADDR_TYPE_REDIST read |
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On Mon, Jun 21, 2021 at 02:42:32PM +0200, Eric Auger wrote: > When reading the base address of the a REDIST region > through KVM_VGIC_V3_ADDR_TYPE_REDIST we expect the > redistributor region list to be populated with a single > element. > > However list_first_entry() expects the list to be non empty. > Instead we should use list_first_entry_or_null which effectively > returns NULL if the list is empty. > > Fixes: dbd9733ab674 ("KVM: arm/arm64: Replace the single rdist region by a list") > Cc: <Stable@vger.kernel.org> # v5.4 > Signed-off-by: Eric Auger <eric.auger@redhat.com> > Reported-by: Gavin Shan <gshan@redhat.com> > Signed-off-by: Marc Zyngier <maz@kernel.org> > Link: https://lore.kernel.org/r/20210412150034.29185-1-eric.auger@redhat.com > --- > virt/kvm/arm/vgic/vgic-kvm-device.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-)
Both now queued up, thanks.
Next time, give us a hint as to what the upstream commit id is, so that we do not have to dig it up ourselves :)
thanks,
greg k-h
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