Fix for issue #9

madwizard-thomas · Jun 21, 2014 · f21c239 · f21c239
1 parent 0e2e3a5
commit f21c239
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/WinUSBNet/DeviceNotifyHook.cs b/WinUSBNet/DeviceNotifyHook.cs
@@ -66,7 +66,7 @@ internal void OnHandleDestroyed(object sender, EventArgs e)
             {
                 // Window was destroyed, release hook.
                 ReleaseHandle();
-                if (_notifyHandle != null)
+                if (_notifyHandle != IntPtr.Zero)
                 {
                     API.DeviceManagement.StopDeviceDeviceNotifications(_notifyHandle);
                     _notifyHandle = IntPtr.Zero;
@@ -109,6 +109,7 @@ protected virtual void Dispose(bool disposing)
             if (_notifyHandle != IntPtr.Zero)
             {
                 API.DeviceManagement.StopDeviceDeviceNotifications(_notifyHandle);
+				_notifyHandle = IntPtr.Zero;
             }
         }