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authorMarc-André Lureau <marcandre.lureau@redhat.com>2020-01-10 19:30:31 +0400
committerPaolo Bonzini <pbonzini@redhat.com>2020-01-24 20:59:14 +0100
commitb77ade9bb37b2e9813a42008cb21d0c743aa50a1 (patch)
tree97de7f3a5680ce1d1759ac72eee970690cc52bf7
parent9859facc0487b248217f7fe10aad8680be86b19f (diff)
object: return self in object_ref()
This allow for simpler assignment with ref: foo = object_ref(bar) Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Message-Id: <20200110153039.1379601-19-marcandre.lureau@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--include/qom/object.h3
-rw-r--r--qom/object.c5
2 files changed, 5 insertions, 3 deletions
diff --git a/include/qom/object.h b/include/qom/object.h
index 5e2f60d4b0..18660fde1c 100644
--- a/include/qom/object.h
+++ b/include/qom/object.h
@@ -1005,8 +1005,9 @@ GSList *object_class_get_list_sorted(const char *implements_type,
*
* Increase the reference count of a object. A object cannot be freed as long
* as its reference count is greater than zero.
+ * Returns: @obj
*/
-void object_ref(Object *obj);
+Object *object_ref(Object *obj);
/**
* object_unref:
diff --git a/qom/object.c b/qom/object.c
index 66c4a5f1cb..555c8b9d07 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -1107,12 +1107,13 @@ GSList *object_class_get_list_sorted(const char *implements_type,
object_class_cmp);
}
-void object_ref(Object *obj)
+Object *object_ref(Object *obj)
{
if (!obj) {
- return;
+ return NULL;
}
atomic_inc(&obj->ref);
+ return obj;
}
void object_unref(Object *obj)