[Qemu-devel] [PULL 2/6] vmstate_register_with_alias_id: Take an Error **

[Juan Quintela <quintela@redhat.com>]

From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>

I'll be adding an error to it in a subsequent patch.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Message-Id: <20170202125956.21942-2-dgilbert@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 hw/core/qdev.c              | 3 ++-
 hw/intc/apic_common.c       | 2 +-
 include/migration/vmstate.h | 5 +++--
 migration/savevm.c          | 3 ++-
 stubs/vmstate.c             | 3 ++-
 5 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/hw/core/qdev.c b/hw/core/qdev.c
index 5783442..ea97b15 100644
--- a/hw/core/qdev.c
+++ b/hw/core/qdev.c
@@ -935,7 +935,8 @@ static void device_set_realized(Object *obj, bool value, Error **errp)
         if (qdev_get_vmsd(dev)) {
             vmstate_register_with_alias_id(dev, -1, qdev_get_vmsd(dev), dev,
                                            dev->instance_id_alias,
-                                           dev->alias_required_for_version);
+                                           dev->alias_required_for_version,
+                                           NULL);
         }

         QLIST_FOREACH(bus, &dev->child_bus, sibling) {
diff --git a/hw/intc/apic_common.c b/hw/intc/apic_common.c
index 17df24c..6ce8ef7 100644
--- a/hw/intc/apic_common.c
+++ b/hw/intc/apic_common.c
@@ -329,7 +329,7 @@ static void apic_common_realize(DeviceState *dev, Error **errp)
         instance_id = -1;
     }
     vmstate_register_with_alias_id(NULL, instance_id, &vmstate_apic_common,
-                                   s, -1, 0);
+                                   s, -1, 0, NULL);
 }

 static void apic_common_unrealize(DeviceState *dev, Error **errp)
diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h
index 3bbe3ed..c38b00a 100644
--- a/include/migration/vmstate.h
+++ b/include/migration/vmstate.h
@@ -988,14 +988,15 @@ bool vmstate_save_needed(const VMStateDescription *vmsd, void *opaque);
 int vmstate_register_with_alias_id(DeviceState *dev, int instance_id,
                                    const VMStateDescription *vmsd,
                                    void *base, int alias_id,
-                                   int required_for_version);
+                                   int required_for_version,
+                                   Error **errp);

 static inline int vmstate_register(DeviceState *dev, int instance_id,
                                    const VMStateDescription *vmsd,
                                    void *opaque)
 {
     return vmstate_register_with_alias_id(dev, instance_id, vmsd,
-                                          opaque, -1, 0);
+                                          opaque, -1, 0, NULL);
 }

 void vmstate_unregister(DeviceState *dev, const VMStateDescription *vmsd,
diff --git a/migration/savevm.c b/migration/savevm.c
index f3644ca..b11b4a2 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -656,7 +656,8 @@ void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque)
 int vmstate_register_with_alias_id(DeviceState *dev, int instance_id,
                                    const VMStateDescription *vmsd,
                                    void *opaque, int alias_id,
-                                   int required_for_version)
+                                   int required_for_version,
+                                   Error **errp)
 {
     SaveStateEntry *se;

diff --git a/stubs/vmstate.c b/stubs/vmstate.c
index 6590627..bbe158f 100644
--- a/stubs/vmstate.c
+++ b/stubs/vmstate.c
@@ -8,7 +8,8 @@ int vmstate_register_with_alias_id(DeviceState *dev,
                                    int instance_id,
                                    const VMStateDescription *vmsd,
                                    void *base, int alias_id,
-                                   int required_for_version)
+                                   int required_for_version,
+                                   Error **errp)
 {
     return 0;
 }
-- 
2.7.4