3115 	struct kvm_io_bus *new_bus, *bus;  in kvm_io_bus_register_dev()  local
3122 	new_bus = kzalloc(sizeof(*bus) + ((bus->dev_count + 1) *  in kvm_io_bus_register_dev()
3124 	if (!new_bus)  in kvm_io_bus_register_dev()
3126 	memcpy(new_bus, bus, sizeof(*bus) + (bus->dev_count *  in kvm_io_bus_register_dev()
3128 	kvm_io_bus_insert_dev(new_bus, dev, addr, len);  in kvm_io_bus_register_dev()
3129 	rcu_assign_pointer(kvm->buses[bus_idx], new_bus);  in kvm_io_bus_register_dev()
3141 	struct kvm_io_bus *new_bus, *bus;  in kvm_io_bus_unregister_dev()  local
3154 	new_bus = kzalloc(sizeof(*bus) + ((bus->dev_count - 1) *  in kvm_io_bus_unregister_dev()
3156 	if (!new_bus)  in kvm_io_bus_unregister_dev()
3159 	memcpy(new_bus, bus, sizeof(*bus) + i * sizeof(struct kvm_io_range));  in kvm_io_bus_unregister_dev()
3160 	new_bus->dev_count--;  in kvm_io_bus_unregister_dev()
3161 	memcpy(new_bus->range + i, bus->range + i + 1,  in kvm_io_bus_unregister_dev()
3162 	       (new_bus->dev_count - i) * sizeof(struct kvm_io_range));  in kvm_io_bus_unregister_dev()
3164 	rcu_assign_pointer(kvm->buses[bus_idx], new_bus);  in kvm_io_bus_unregister_dev()