From: Eric Dong <eric.dong@intel.com>
Date: Wed, 12 Feb 2014 03:34:48 +0000 (+0000)
Subject: Set the free buffer pointer to NULL to avoid later free again.
X-Git-Tag: edk2-stable201903~11725
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=5dc6ab16971eb237a90099ac7c496ebef3902e6a;p=mirror_edk2.git

Set the free buffer pointer to NULL to avoid later free again.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15232 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c b/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c
index cf1d57549a..d1c6961a05 100644
--- a/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c
@@ -3721,6 +3721,7 @@ CleanBrowserStorage (
                Storage->BrowserStorage->Type == EFI_HII_VARSTORE_NAME_VALUE) {
       if (Storage->BrowserStorage->ConfigRequest != NULL) { 
         FreePool (Storage->BrowserStorage->ConfigRequest);
+        Storage->BrowserStorage->ConfigRequest = NULL;
       }
       Storage->BrowserStorage->Initialized = FALSE;
     }