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(parent: 51aa68e) | patch
KVM: Don't accept obviously wrong gsi values via KVM_IRQFD
authorJan H. Schönherr <jschoenh@amazon.de>
Thu, 7 Sep 2017 18:02:48 +0000 (19:02 +0100)
committerPaolo Bonzini <pbonzini@redhat.com>
Fri, 15 Sep 2017 14:55:28 +0000 (16:55 +0200)
commit36ae3c0a36b7456432fedce38ae2f7bd3e01a563
treef105afd5971726ea0c85b46fd24f62c7235633cbtree | snapshot (tar.gz zip)
parent51aa68e7d57e3217192d88ce90fd5b8ef29ec94fcommit | diff
KVM: Don't accept obviously wrong gsi values via KVM_IRQFD

We cannot add routes for gsi values >= KVM_MAX_IRQ_ROUTES -- see
kvm_set_irq_routing(). Hence, there is no sense in accepting them
via KVM_IRQFD. Prevent them from entering the system in the first
place.

Signed-off-by: Jan H. Schönherr <jschoenh@amazon.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
virt/kvm/eventfd.c diff | blob | blame | history