* [PATCH] MdeModulePkg/DxeCore: Add check to ensure no possible NULL ptr deref
@ 2017-09-25 1:50 Hao Wu
2017-09-25 5:22 ` Zeng, Star
0 siblings, 1 reply; 2+ messages in thread
From: Hao Wu @ 2017-09-25 1:50 UTC (permalink / raw)
To: edk2-devel; +Cc: Hao Wu, Star Zeng
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
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] MdeModulePkg/DxeCore: Add check to ensure no possible NULL ptr deref
2017-09-25 1:50 [PATCH] MdeModulePkg/DxeCore: Add check to ensure no possible NULL ptr deref Hao Wu
@ 2017-09-25 5:22 ` Zeng, Star
0 siblings, 0 replies; 2+ messages in thread
From: Zeng, Star @ 2017-09-25 5:22 UTC (permalink / raw)
To: Wu, Hao A, edk2-devel@lists.01.org; +Cc: Zeng, Star
Reviewed-by: Star Zeng <star.zeng@intel.com>
-----Original Message-----
From: Wu, Hao A
Sent: Monday, September 25, 2017 9:51 AM
To: edk2-devel@lists.01.org
Cc: Wu, Hao A <hao.a.wu@intel.com>; Zeng, Star <star.zeng@intel.com>
Subject: [PATCH] MdeModulePkg/DxeCore: Add check to ensure no possible NULL ptr deref
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
^ permalink raw reply related [flat|nested] 2+ messages in thread
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