qhuang8 23f642e80a Return the error status from gBS->OpenProtocol() since there are cases when the input ControllerHandle or ChildHandle is not a valid EFI_HANDLE. We should return EFI_INVALID_PARAMETER instead of EFI_UNSUPPORTED for Driver Diagnostic (2) protocol implementation. ...

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4702 6f19259b-4bc3-4df7-8a09-765794883524

2008-02-19 04:16:16 +00:00

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