diff --git a/sys/i386/xen/mp_machdep.c b/sys/i386/xen/mp_machdep.c
index 6b4be60b70a7..ef1ef12e83a3 100644
--- a/sys/i386/xen/mp_machdep.c
+++ b/sys/i386/xen/mp_machdep.c
@@ -1132,10 +1132,10 @@ ipi_selected(cpumask_t cpus, u_int ipi)
 				ipi_pcpu(cpu, RESCHEDULE_VECTOR);
 			continue;
 			
+		} else {
+			KASSERT(call_data != NULL, ("call_data not set"));
+			ipi_pcpu(cpu, CALL_FUNCTION_VECTOR);
 		}
-		
-		KASSERT(call_data != NULL, ("call_data not set"));
-		ipi_pcpu(cpu, CALL_FUNCTION_VECTOR);
 	}
 }