Re: [edk2-devel] [PATCH 4/4] MdeModulePkg/SetupBrowserDxe: Add check for GetBufferForValue()

2019-10-30 Thread Wu, Hao A
Hello Eric and Dandan,

Could you help to review this patch?
Thanks in advance.

Best Regards,
Hao Wu


> -Original Message-
> From: Zhang, Shenglei
> Sent: Thursday, October 17, 2019 11:31 AM
> To: devel@edk2.groups.io
> Cc: Wang, Jian J; Wu, Hao A
> Subject: [PATCH 4/4] MdeModulePkg/SetupBrowserDxe: Add check for
> GetBufferForValue()
> 
> The returned value from GetBufferForValue might be NULL, so add a
> check for that before it is used.
> 
> Cc: Jian J Wang 
> Cc: Hao A Wu 
> Signed-off-by: Shenglei Zhang 
> ---
>  MdeModulePkg/Universal/SetupBrowserDxe/Expression.c | 5 +
>  1 file changed, 5 insertions(+)
> 
> diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
> b/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
> index 7f4929c2fcd9..984c68c6bb7a 100644
> --- a/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
> +++ b/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
> @@ -1281,7 +1281,12 @@ IfrToUint (
>Result->Type = EFI_IFR_TYPE_UNDEFINED;
>return EFI_SUCCESS;
>  }
> +
> +if (GetBufferForValue () == NULL) {
> +  return EFI_NOT_FOUND;
> +}
>  Result->Value.u64 = *(UINT64*) GetBufferForValue ();
> +
>  if (Value.Type == EFI_IFR_TYPE_BUFFER) {
>FreePool (Value.Buffer);
>  }
> --
> 2.18.0.windows.1


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[edk2-devel] [PATCH 4/4] MdeModulePkg/SetupBrowserDxe: Add check for GetBufferForValue()

2019-10-16 Thread Zhang, Shenglei
The returned value from GetBufferForValue might be NULL, so add a
check for that before it is used.

Cc: Jian J Wang 
Cc: Hao A Wu 
Signed-off-by: Shenglei Zhang 
---
 MdeModulePkg/Universal/SetupBrowserDxe/Expression.c | 5 +
 1 file changed, 5 insertions(+)

diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c 
b/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
index 7f4929c2fcd9..984c68c6bb7a 100644
--- a/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
@@ -1281,7 +1281,12 @@ IfrToUint (
   Result->Type = EFI_IFR_TYPE_UNDEFINED;
   return EFI_SUCCESS;
 }
+
+if (GetBufferForValue () == NULL) {
+  return EFI_NOT_FOUND;
+}
 Result->Value.u64 = *(UINT64*) GetBufferForValue ();
+
 if (Value.Type == EFI_IFR_TYPE_BUFFER) {
   FreePool (Value.Buffer);
 }
-- 
2.18.0.windows.1


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