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Upgrade to 4.4.50-rt62
[kvmfornfv.git]
/
kernel
/
virt
/
kvm
/
irqchip.c
diff --git
a/kernel/virt/kvm/irqchip.c
b/kernel/virt/kvm/irqchip.c
index
f0b08a2
..
7d31d8c
100644
(file)
--- a/
kernel/virt/kvm/irqchip.c
+++ b/
kernel/virt/kvm/irqchip.c
@@
-40,7
+40,7
@@
int kvm_irq_map_gsi(struct kvm *kvm,
irq_rt = srcu_dereference_check(kvm->irq_routing, &kvm->irq_srcu,
lockdep_is_held(&kvm->irq_lock));
irq_rt = srcu_dereference_check(kvm->irq_routing, &kvm->irq_srcu,
lockdep_is_held(&kvm->irq_lock));
- if (gsi < irq_rt->nr_rt_entries) {
+ if (
irq_rt &&
gsi < irq_rt->nr_rt_entries) {
hlist_for_each_entry(e, &irq_rt->map[gsi], link) {
entries[n] = *e;
++n;
hlist_for_each_entry(e, &irq_rt->map[gsi], link) {
entries[n] = *e;
++n;