From 7a79628e35e12594a1176225878cd73071a5d214 Mon Sep 17 00:00:00 2001
From: xli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Thu, 22 Jan 2009 05:03:14 +0000
Subject: Add check for NULL pointer.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7344 6f19259b-4bc3-4df7-8a09-765794883524
---
 MdeModulePkg/Bus/Usb/UsbKbDxe/KeyBoard.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'MdeModulePkg/Bus')

diff --git a/MdeModulePkg/Bus/Usb/UsbKbDxe/KeyBoard.c b/MdeModulePkg/Bus/Usb/UsbKbDxe/KeyBoard.c
index 48972ae..e5a5599 100644
--- a/MdeModulePkg/Bus/Usb/UsbKbDxe/KeyBoard.c
+++ b/MdeModulePkg/Bus/Usb/UsbKbDxe/KeyBoard.c
@@ -1196,6 +1196,7 @@ KeyboardHandler (
     RemoveKeyCode (&(UsbKeyboardDevice->KeyboardBuffer), &UsbKey);
 
     KeyDescriptor = GetKeyDescriptor (UsbKeyboardDevice, UsbKey.KeyCode);
+    ASSERT (KeyDescriptor != NULL);
 
     switch (KeyDescriptor->Modifier) {
 
-- 
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