3 files changed, 12 insertions, 8 deletions
diff --git a/src/corelib/serialization/qjsonarray.cpp b/src/corelib/serialization/qjsonarray.cpp
index a6415f2678..61b5f9c40e 100644
--- a/src/corelib/serialization/qjsonarray.cpp
+++ b/src/corelib/serialization/qjsonarray.cpp
@@ -155,7 +155,6 @@ QJsonArray::QJsonArray() = default;
 QJsonArray::QJsonArray(QCborContainerPrivate *array)
     : a(array)
 {
-    Q_ASSERT(array);
 }
 
 /*!
diff --git a/src/corelib/serialization/qjsonobject.cpp b/src/corelib/serialization/qjsonobject.cpp
index 0856a19630..cb0d1595c7 100644
--- a/src/corelib/serialization/qjsonobject.cpp
+++ b/src/corelib/serialization/qjsonobject.cpp
@@ -137,7 +137,6 @@ QJsonObject::QJsonObject() = default;
 QJsonObject::QJsonObject(QCborContainerPrivate *object)
     : o(object)
 {
-    Q_ASSERT(o);
 }
 
 /*!
diff --git a/src/corelib/serialization/qjsonvalue.cpp b/src/corelib/serialization/qjsonvalue.cpp
index 29c29184c1..0b11907e68 100644
--- a/src/corelib/serialization/qjsonvalue.cpp
+++ b/src/corelib/serialization/qjsonvalue.cpp
@@ -705,10 +705,13 @@ QString QJsonValue::toString() const
  */
 QJsonArray QJsonValue::toArray(const QJsonArray &defaultValue) const
 {
-    if (t != QCborValue::Array || n >= 0 || !d)
+    if (!isArray())
         return defaultValue;
-
-    return QJsonArray(d.data());
+    QCborContainerPrivate *dd = nullptr;
+    Q_ASSERT(n == -1 || d == nullptr);
+    if (n < 0)
+        dd = d.data();
+    return QJsonArray(dd);
 }
 
 /*!
@@ -730,10 +733,13 @@ QJsonArray QJsonValue::toArray() const
  */
 QJsonObject QJsonValue::toObject(const QJsonObject &defaultValue) const
 {
-    if (t != QCborValue::Map || n >= 0 || !d)
+    if (!isObject())
         return defaultValue;
-
-    return QJsonObject(d.data());
+    QCborContainerPrivate *dd = nullptr;
+    Q_ASSERT(n == -1 || d == nullptr);
+    if (n < 0)
+        dd = d.data();
+    return QJsonObject(dd);
 }
 
 /*!