KVM: x86: remove all-vcpu request from kvm_ioapic_init()

kvm_ioapic_init() is guaranteed to be called without any created VCPUs,
so doing an all-vcpu request results in a NOP.
Signed-off-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>

arch/x86/kvm/ioapic.c

@@ -622,10 +622,8 @@ int kvm_ioapic_init(struct kvm *kvm)
 	if (ret < 0) {
 		kvm->arch.vioapic = NULL;
 		kfree(ioapic);
-		return ret;
 	}
 
-	kvm_vcpu_request_scan_ioapic(kvm);
 	return ret;
 }