[edk2] [PATCH] MdeModulePkg UhciPei: Also check TempPtr against NULL to return error

Wed, 22 Nov 2017 17:04:27 -0800 

Cc: Hao Wu <hao.a...@intel.com>
Cc: Jiewen Yao <jiewen....@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.z...@intel.com>
---
 MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c 
b/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c
index b7d60db0c94e..482c404c0eae 100644
--- a/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c
+++ b/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c
@@ -2863,8 +2863,8 @@ CreateMemoryBlock (
              &MappedAddr,
              &Mapping
              );
-  if (EFI_ERROR (Status)) {
-    return Status;
+  if (EFI_ERROR (Status) || (TempPtr == NULL)) {
+    return EFI_OUT_OF_RESOURCES;
   }
 
   Ptr = TempPtr;
-- 
2.7.0.windows.1

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