From 52fa383ec206d6f55391d5ffb4fd4320f78f0414 Mon Sep 17 00:00:00 2001
From: Ivailo Monev <xakepa10@gmail.com>
Date: Mon, 4 Oct 2021 09:30:04 +0300
Subject: [PATCH] construct QVarLengthArray<T>() with the right size instead of
 resizing it in QDBusMetaObjectGenerator::write()

Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
---
 src/dbus/qdbusmetaobject.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/dbus/qdbusmetaobject.cpp b/src/dbus/qdbusmetaobject.cpp
index f72d26d10..b214e3677 100644
--- a/src/dbus/qdbusmetaobject.cpp
+++ b/src/dbus/qdbusmetaobject.cpp
@@ -343,8 +343,8 @@ void QDBusMetaObjectGenerator::write(QDBusMetaObject *obj)
     if (className.isEmpty())
         className = QLatin1String("QDBusInterface");
 
-    QVarLengthArray<int> idata;
-    idata.resize(sizeof(QDBusMetaObjectPrivate) / sizeof(int));
+    static const int QDBusMetaObjectPrivateSize = (sizeof(QDBusMetaObjectPrivate) / sizeof(int));
+    QVarLengthArray<int> idata(QDBusMetaObjectPrivateSize);
 
     QDBusMetaObjectPrivate *header = reinterpret_cast<QDBusMetaObjectPrivate *>(idata.data());
     header->revision = qmetaobjectrevision;