3 files changed, 6 insertions, 5 deletions
diff --git a/src/corelib/xml/qxmlstream.cpp b/src/corelib/xml/qxmlstream.cpp
index 4cd8965..548d451 100644
--- a/src/corelib/xml/qxmlstream.cpp
+++ b/src/corelib/xml/qxmlstream.cpp
@@ -449,7 +449,6 @@ QXmlStreamReader::~QXmlStreamReader()
     Q_D(QXmlStreamReader);
     if (d->deleteDevice)
         delete d->device;
-    delete d;
 }
 
 /*! \fn bool QXmlStreamReader::hasError() const
@@ -888,7 +887,9 @@ inline void QXmlStreamReaderPrivate::reallocateStack()
 {
     stack_size <<= 1;
     sym_stack = reinterpret_cast<Value*> (qRealloc(sym_stack, stack_size * sizeof(Value)));
+    Q_CHECK_PTR(sym_stack);
     state_stack = reinterpret_cast<int*> (qRealloc(state_stack, stack_size * sizeof(int)));
+    Q_CHECK_PTR(sym_stack);
 }
 
 
@@ -3226,8 +3227,6 @@ QXmlStreamWriter::QXmlStreamWriter(QString *string)
 */
 QXmlStreamWriter::~QXmlStreamWriter()
 {
-    Q_D(QXmlStreamWriter);
-    delete d;
 }
 
 
diff --git a/src/corelib/xml/qxmlstream.h b/src/corelib/xml/qxmlstream.h
index 71deb66..25c6efe 100644
--- a/src/corelib/xml/qxmlstream.h
+++ b/src/corelib/xml/qxmlstream.h
@@ -48,6 +48,7 @@
 
 #include <QtCore/qstring.h>
 #include <QtCore/qvector.h>
+#include <QtCore/qscopedpointer.h>
 
 QT_BEGIN_HEADER
 
@@ -402,7 +403,7 @@ public:
 private:
     Q_DISABLE_COPY(QXmlStreamReader)
     Q_DECLARE_PRIVATE(QXmlStreamReader)
-    QXmlStreamReaderPrivate *d_ptr;
+    QScopedPointer<QXmlStreamReaderPrivate> d_ptr;
 
 };
 #endif // QT_NO_XMLSTREAMREADER
@@ -475,7 +476,7 @@ public:
 private:
     Q_DISABLE_COPY(QXmlStreamWriter)
     Q_DECLARE_PRIVATE(QXmlStreamWriter)
-    QXmlStreamWriterPrivate *d_ptr;
+    QScopedPointer<QXmlStreamWriterPrivate> d_ptr;
 };
 #endif // QT_NO_XMLSTREAMWRITER
 
diff --git a/src/corelib/xml/qxmlstream_p.h b/src/corelib/xml/qxmlstream_p.h
index d4b5503..a9babc7 100644
--- a/src/corelib/xml/qxmlstream_p.h
+++ b/src/corelib/xml/qxmlstream_p.h
@@ -652,6 +652,7 @@ public:
         if (tos + extraCapacity + 1 > cap) {
             cap = qMax(tos + extraCapacity + 1, cap << 1 );
             data = reinterpret_cast<T *>(qRealloc(data, cap * sizeof(T)));
+            Q_CHECK_PTR(data);
         }
     }