v5:
1. Move checking ProcessNumber before calling GetCpuMpData.
Cc: Michael Kinney <[email protected]>
Cc: Feng Tian <[email protected]>
Cc: Giri P Mudusuru <[email protected]>
Cc: Laszlo Ersek <[email protected]>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <[email protected]>
---
UefiCpuPkg/Library/MpInitLib/MpLib.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.c
b/UefiCpuPkg/Library/MpInitLib/MpLib.c
index d0473fd..5fbcb26 100644
--- a/UefiCpuPkg/Library/MpInitLib/MpLib.c
+++ b/UefiCpuPkg/Library/MpInitLib/MpLib.c
@@ -1126,7 +1126,15 @@ MpInitLibWhoAmI (
OUT UINTN *ProcessorNumber
)
{
- return EFI_UNSUPPORTED;
+ CPU_MP_DATA *CpuMpData;
+
+ if (ProcessorNumber == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ CpuMpData = GetCpuMpData ();
+
+ return GetProcessorNumber (CpuMpData, ProcessorNumber);
}
/**
--
2.7.4.windows.1
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