We have a SCLPEventsBus struct defined, but the struct is not
used at the TypeInfo definition.  This works today but will break
silently if anybody adds a new field to SCLPEventsBus.

Set instance_size properly to avoid problems in the future.

Signed-off-by: Eduardo Habkost <ehabk...@redhat.com>
---
Cc: Cornelia Huck <coh...@redhat.com>
Cc: Thomas Huth <th...@redhat.com>
Cc: Halil Pasic <pa...@linux.ibm.com>
Cc: Christian Borntraeger <borntrae...@de.ibm.com>
Cc: Richard Henderson <richard.hender...@linaro.org>
Cc: David Hildenbrand <da...@redhat.com>
Cc: qemu-s3...@nongnu.org
Cc: qemu-devel@nongnu.org
---
 hw/s390x/event-facility.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/s390x/event-facility.c b/hw/s390x/event-facility.c
index ed92ce510d9..0a65e16cdd9 100644
--- a/hw/s390x/event-facility.c
+++ b/hw/s390x/event-facility.c
@@ -332,6 +332,7 @@ static void write_event_mask(SCLPEventFacility *ef, SCCB 
*sccb)
 static const TypeInfo sclp_events_bus_info = {
     .name = TYPE_SCLP_EVENTS_BUS,
     .parent = TYPE_BUS,
+    .instance_size = sizeof(SCLPEventsBus),
 };
 
 static void command_handler(SCLPEventFacility *ef, SCCB *sccb, uint64_t code)
-- 
2.31.1


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