From 37a75e27df894385c788282127b58e2cc41a37e0 Mon Sep 17 00:00:00 2001
From: Johannes Anderwald <johannes.anderwald@reactos.org>
Date: Tue, 11 Aug 2009 09:41:33 +0000
Subject: [PATCH] - Add sanity checks

svn path=/trunk/; revision=42609
---
 reactos/drivers/wdm/audio/legacy/stream/pnp.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/reactos/drivers/wdm/audio/legacy/stream/pnp.c b/reactos/drivers/wdm/audio/legacy/stream/pnp.c
index b21d4384d4e..37c5a75caf2 100644
--- a/reactos/drivers/wdm/audio/legacy/stream/pnp.c
+++ b/reactos/drivers/wdm/audio/legacy/stream/pnp.c
@@ -157,6 +157,10 @@ StreamClassStartDevice(
     /* Get driver object extension */
     DriverObjectExtension = IoGetDriverObjectExtension(DeviceObject->DriverObject, (PVOID)StreamClassAddDevice);
 
+    /* sanity checks */
+    ASSERT(DeviceExtension);
+    ASSERT(DriverObjectExtension);
+
     /* Zero request block */
     RtlZeroMemory(RequestBlock, ResultLength);