From: vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 22 Apr 2013 08:58:27 +0000 (+0000)
Subject: Add security check.
X-Git-Tag: edk2-stable201903~12581
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=8cbad981eecfafd38278f358c2ceede61d9422de

Add security check.

Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14306 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.c b/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.c
index 13745c5aac..c253fa59a3 100644
--- a/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.c
+++ b/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.c
@@ -281,6 +281,7 @@ DebugAgentCallbackMemoryDiscoveredPpi (
   // Update Mailbox Location pointer in GUIDed HOB and IDT entry with new one
   //
   MailboxLocationInHob = GetMailboxLocationFromHob ();
+  ASSERT (MailboxLocationInHob != NULL);
   *MailboxLocationInHob = (UINT64)(UINTN)NewMailbox;
   SetLocationSavedMailboxPointerInIdtEntry (MailboxLocationInHob);
   //