From 5b70667c58a29ac4d7fa526fd8b0c180f35a8202 Mon Sep 17 00:00:00 2001
From: Jeff Fan <jeff.fan@intel.com>
Date: Wed, 2 Sep 2015 03:15:44 +0000
Subject: UefiCpuPkg/CpuMpPei: Check Function pointer in PeiStartupAllAPs ()

(Sync patch r18373 from main trunk.)

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/branches/UDK2015@18381 6f19259b-4bc3-4df7-8a09-765794883524
---
 UefiCpuPkg/CpuMpPei/PeiMpServices.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/UefiCpuPkg/CpuMpPei/PeiMpServices.c b/UefiCpuPkg/CpuMpPei/PeiMpServices.c
index 625c24a6f4..4215f9e51b 100644
--- a/UefiCpuPkg/CpuMpPei/PeiMpServices.c
+++ b/UefiCpuPkg/CpuMpPei/PeiMpServices.c
@@ -441,6 +441,10 @@ PeiStartupAllAPs (
     return EFI_NOT_FOUND;
   }
 
+  if (Procedure == NULL) {
+    return EFI_INVALID_PARAMETER;
+  }
+
   //
   // Check whether caller processor is BSP
   //
-- 
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