diff --git a/hw/sysbus.c b/hw/sysbus.c
index 4fab5a41b25e72adee7315107e617ebb1d4d8486..fd2fc6a51df15568a8d2ac703d1a8c8757956a31 100644
--- a/hw/sysbus.c
+++ b/hw/sysbus.c
@@ -198,6 +198,7 @@ DeviceState *sysbus_create_varargs(const char *name,
         sysbus_connect_irq(s, n, irq);
         n++;
     }
+    va_end(va);
     return dev;
 }
 
@@ -229,6 +230,7 @@ DeviceState *sysbus_try_create_varargs(const char *name,
         sysbus_connect_irq(s, n, irq);
         n++;
     }
+    va_end(va);
     return dev;
 }