From 36a055f669547bb1e95883a8201a62f4ba58189a Mon Sep 17 00:00:00 2001
From: Mounir IDRASSI <mounir.idrassi@idrix.fr>
Date: Wed, 14 Jun 2023 00:31:46 +0200
Subject: Linux/macOS: only wipe password/PIM text controls if they are not
 empty

This fixes a crash on macOS with latest wxWidgets 3.2.2.1 where
GetLineLength returns -1
---
 src/Main/Forms/VolumePasswordPanel.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/Main/Forms/VolumePasswordPanel.cpp')

diff --git a/src/Main/Forms/VolumePasswordPanel.cpp b/src/Main/Forms/VolumePasswordPanel.cpp
index 49c960c2..3b624340 100644
--- a/src/Main/Forms/VolumePasswordPanel.cpp
+++ b/src/Main/Forms/VolumePasswordPanel.cpp
@@ -459,7 +459,11 @@ namespace VeraCrypt
 
 	void VolumePasswordPanel::WipeTextCtrl (wxTextCtrl *textCtrl)
 	{
-		textCtrl->SetValue (wxString (L'X', textCtrl->GetLineLength(0)));
+		int txtLen = textCtrl->GetLineLength(0);
+		if (txtLen > 0)
+		{
+			textCtrl->SetValue (wxString (L'X', txtLen));
+		}
 		GetPassword (textCtrl);
 	}
 
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