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From: Hao Wu <hao.a.wu@intel.com>
To: edk2-devel@lists.01.org
Cc: Hao Wu <hao.a.wu@intel.com>, Star Zeng <star.zeng@intel.com>
Subject: [PATCH] MdeModulePkg/DxeCore: Add check to ensure no possible NULL ptr deref
Date: Mon, 25 Sep 2017 09:50:58 +0800	[thread overview]
Message-ID: <20170925015058.17052-1-hao.a.wu@intel.com> (raw)

Cc: Star Zeng <star.zeng@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Hao Wu <hao.a.wu@intel.com>
---
 MdeModulePkg/Core/Dxe/Hand/Handle.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/MdeModulePkg/Core/Dxe/Hand/Handle.c b/MdeModulePkg/Core/Dxe/Hand/Handle.c
index 3ed187b279..2db441725c 100644
--- a/MdeModulePkg/Core/Dxe/Hand/Handle.c
+++ b/MdeModulePkg/Core/Dxe/Hand/Handle.c
@@ -1178,6 +1178,7 @@ Done:
       // EFI_ALREADY_STARTED is not an error for bus driver.
       // Return the corresponding protocol interface.
       //
+      ASSERT (Prot != NULL);
       *Interface = Prot->Interface;
     } else if (Status == EFI_UNSUPPORTED) {
       //
-- 
2.12.0.windows.1



             reply	other threads:[~2017-09-25  1:47 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-25  1:50 Hao Wu [this message]
2017-09-25  5:22 ` [PATCH] MdeModulePkg/DxeCore: Add check to ensure no possible NULL ptr deref Zeng, Star

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