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Diffstat (limited to 'virt/kvm')
-rw-r--r--virt/kvm/kvm_main.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 585845203db8..791ced69dd0b 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -3714,8 +3714,8 @@ int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr,
if (bus->dev_count - bus->ioeventfd_count > NR_IOBUS_DEVS - 1)
return -ENOSPC;
- new_bus = kmalloc(sizeof(*bus) + ((bus->dev_count + 1) *
- sizeof(struct kvm_io_range)), GFP_KERNEL);
+ new_bus = kmalloc(struct_size(bus, range, bus->dev_count + 1),
+ GFP_KERNEL);
if (!new_bus)
return -ENOMEM;
@@ -3760,8 +3760,8 @@ void kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx,
if (i == bus->dev_count)
return;
- new_bus = kmalloc(sizeof(*bus) + ((bus->dev_count - 1) *
- sizeof(struct kvm_io_range)), GFP_KERNEL);
+ new_bus = kmalloc(struct_size(bus, range, bus->dev_count - 1),
+ GFP_KERNEL);
if (!new_bus) {
pr_err("kvm: failed to shrink bus, removing it completely\n");
goto broken;