From 4fd4bf902d07b9f3171d0ac5f3bccd477a547718 Mon Sep 17 00:00:00 2001
From: Michael Jung <mjung@iss.tu-darmstadt.de>
Date: Mon, 14 Feb 2005 20:54:21 +0000
Subject: [PATCH] Set pointers to NULL in delete_drive to prevent heap
 corruption in load_drives.

---
 programs/winecfg/drive.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/programs/winecfg/drive.c b/programs/winecfg/drive.c
index 4ee00f3ea9c..6624fdcafbc 100644
--- a/programs/winecfg/drive.c
+++ b/programs/winecfg/drive.c
@@ -108,8 +108,11 @@ BOOL add_drive(char letter, char *targetpath, char *label, char *serial, uint ty
 void delete_drive(struct drive *d)
 {
     HeapFree(GetProcessHeap(), 0, d->unixpath);
+    d->unixpath = NULL;
     HeapFree(GetProcessHeap(), 0, d->label);
+    d->label = NULL;
     HeapFree(GetProcessHeap(), 0, d->serial);
+    d->serial = NULL;
 
     d->in_use = FALSE;
 }
-- 
2.11.4.GIT