qom: Use return values to check for error where that's simpler

When using the Error object to check for error, we need to receive it
into a local variable, then propagate() it to @errp.

Using the return value permits allows receiving it straight to @errp.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20200707160613.848843-26-armbru@redhat.com>
This commit is contained in:
Markus Armbruster 2020-07-07 18:05:53 +02:00
parent 4d21fcd524
commit 1c94a35164

View file

@ -549,8 +549,7 @@ void object_initialize_child_with_propsv(Object *parentobj,
object_initialize(childobj, size, type);
obj = OBJECT(childobj);
object_set_propv(obj, &local_err, vargs);
if (local_err) {
if (object_set_propv(obj, errp, vargs) < 0) {
goto out;
}
@ -743,7 +742,7 @@ Object *object_new_with_propv(const char *typename,
}
obj = object_new_with_type(klass->type);
if (object_set_propv(obj, &local_err, vargs) < 0) {
if (object_set_propv(obj, errp, vargs) < 0) {
goto error;
}
@ -1777,20 +1776,24 @@ static void object_set_link_property(Object *obj, Visitor *v,
LinkProperty *prop = opaque;
Object **targetp = object_link_get_targetp(obj, prop);
Object *old_target = *targetp;
Object *new_target = NULL;
Object *new_target;
char *path = NULL;
visit_type_str(v, name, &path, &local_err);
if (!visit_type_str(v, name, &path, errp)) {
return;
}
if (!local_err && strcmp(path, "") != 0) {
new_target = object_resolve_link(obj, name, path, &local_err);
if (*path) {
new_target = object_resolve_link(obj, name, path, errp);
if (!new_target) {
g_free(path);
return;
}
} else {
new_target = NULL;
}
g_free(path);
if (local_err) {
error_propagate(errp, local_err);
return;
}
prop->check(obj, name, new_target, &local_err);
if (local_err) {