[edk2] [PATCH] MdeModulePkg DxeCapsuleLibFmp: Add NULL check to the return buffers

[Star Zeng]

Add NULL check to the return buffers from GetFmpHandleBufferByType().

Cc: Jiewen Yao <jiewen....@intel.com>
Cc: Hao A Wu <hao.a...@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.z...@intel.com>
---
 MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c 
b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
index 85848279d44c..91c6849a4658 100644
--- a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
+++ b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
@@ -1225,7 +1225,9 @@ ProcessFmpCapsuleImage (
                &HandleBuffer,
                &ResetRequiredBuffer
                );
-    if (EFI_ERROR(Status)) {
+    if (EFI_ERROR(Status) ||
+        (HandleBuffer == NULL) ||
+        (ResetRequiredBuffer == NULL)) {
       NotReady = TRUE;
       RecordFmpCapsuleStatus (
         NULL,
-- 
2.7.0.windows.1

_______________________________________________
edk2-devel mailing list
edk2-devel@lists.01.org
https://lists.01.org/mailman/listinfo/edk2-devel