Don't use zero as null pointer constant (-Wzero-as-null-pointer-constant)

Qt-only changes.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/qt/receiverequestdialog.h b/src/qt/receiverequestdialog.h
index 5662af18b7..dd28fd73c8 100644
--- a/src/qt/receiverequestdialog.h
+++ b/src/qt/receiverequestdialog.h
@@ -28,7 +28,7 @@ class QRImageWidget : public QLabel
     Q_OBJECT
 
 public:
-    explicit QRImageWidget(QWidget *parent = 0);
+    explicit QRImageWidget(QWidget *parent = nullptr);
     QImage exportImage();
 
 public Q_SLOTS:
@@ -48,7 +48,7 @@ class ReceiveRequestDialog : public QDialog
     Q_OBJECT
 
 public:
-    explicit ReceiveRequestDialog(QWidget *parent = 0);
+    explicit ReceiveRequestDialog(QWidget *parent = nullptr);
     ~ReceiveRequestDialog();
 
     void setModel(WalletModel *model);