From 0e7794d36d424338235f9f2e2cda8143521273b0 Mon Sep 17 00:00:00 2001
From: Jiaxin Wu <jiaxin.wu@intel.com>
Date: Fri, 27 Oct 2017 10:17:08 +0800
Subject: NetworkPkg/IScsiDxe: Add check to avoid use NULL pointer

Cc: Wu Hao A <hao.a.wu@intel.com>
Cc: Ye Ting <ting.ye@intel.com>
Cc: Fu Siyuan <siyuan.fu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Wu Jiaxin <jiaxin.wu@intel.com>
Reviewed-by: Hao Wu <hao.a.wu@intel.com>
---
 NetworkPkg/IScsiDxe/IScsiConfig.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'NetworkPkg')

diff --git a/NetworkPkg/IScsiDxe/IScsiConfig.c b/NetworkPkg/IScsiDxe/IScsiConfig.c
index 338298213d..62df367da7 100644
--- a/NetworkPkg/IScsiDxe/IScsiConfig.c
+++ b/NetworkPkg/IScsiDxe/IScsiConfig.c
@@ -3596,6 +3596,10 @@ IScsiFormCallback (
       switch (Value->u8) {
       case IP_MODE_IP6:
         NicInfo = IScsiGetNicInfoByIndex (Private->Current->NicIndex); 
+        if(NicInfo == NULL) {
+          break;
+        }
+
         if(!NicInfo->Ipv6Available) {			
   	      //
           // Current NIC doesn't Support IPv6, hence use IPv4.    
-- 
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