diff options
| author | ydong10 <ydong10@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-07-09 02:03:47 +0000 |
|---|---|---|
| committer | ydong10 <ydong10@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-07-09 02:03:47 +0000 |
| commit | 96277f740286aee54bdaf2a9da90e7482ac9103f (patch) | |
| tree | a103ba50af7b31d392d51096acaf3572ff6c3614 /MdeModulePkg | |
| parent | 661cab5d6a45308dcb7fb37c646e32efc1a087c4 (diff) | |
| download | edk2-platforms-96277f740286aee54bdaf2a9da90e7482ac9103f.tar.xz | |
Include read data buffer in CommBufferSize when calculate the buffer size.
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Chao Zhang <chao.b.zhang@intel.com>
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13512 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg')
| -rw-r--r-- | MdeModulePkg/Universal/Variable/RuntimeDxe/VariableSmmRuntimeDxe.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/MdeModulePkg/Universal/Variable/RuntimeDxe/VariableSmmRuntimeDxe.c b/MdeModulePkg/Universal/Variable/RuntimeDxe/VariableSmmRuntimeDxe.c index 982eea0f14..442fe1dad7 100644 --- a/MdeModulePkg/Universal/Variable/RuntimeDxe/VariableSmmRuntimeDxe.c +++ b/MdeModulePkg/Universal/Variable/RuntimeDxe/VariableSmmRuntimeDxe.c @@ -156,9 +156,9 @@ RuntimeServiceGetVariable ( //
// Init the communicate buffer. The buffer data size is:
- // SMM_COMMUNICATE_HEADER_SIZE + SMM_VARIABLE_COMMUNICATE_HEADER_SIZE + PayloadSize.
+ // SMM_COMMUNICATE_HEADER_SIZE + SMM_VARIABLE_COMMUNICATE_HEADER_SIZE + PayloadSize + DataSize.
//
- PayloadSize = OFFSET_OF (SMM_VARIABLE_COMMUNICATE_ACCESS_VARIABLE, Name) + StrSize (VariableName);
+ PayloadSize = OFFSET_OF (SMM_VARIABLE_COMMUNICATE_ACCESS_VARIABLE, Name) + StrSize (VariableName) + *DataSize;
Status = InitCommunicateBuffer ((VOID **)&SmmVariableHeader, PayloadSize, SMM_VARIABLE_FUNCTION_GET_VARIABLE);
if (EFI_ERROR (Status)) {
return Status;
|