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MdeModulePkg: Make retval in UninstallMultipleProtocol follow Spec 

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1869

The UEFI spec requires that if any error occurs in
UninstallMultipleProtocolInterfaces(), EFI_INVALID_PARAMETER is returned
and not the return code of UninstallProtocolInterface().

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Dandan Bi <dandan.bi@intel.com>
This commit is contained in:
Heinrich Schuchardt 2019-09-12 14:34:06 +08:00 committed by mergify[bot]
parent c230c002ac
commit 0997352ddb
1 changed files with 14 additions and 6 deletions
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20
MdeModulePkg/Core/Dxe/Hand/Handle.c
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@ -802,20 +802,27 @@ Done:
/**
Uninstalls a list of protocol interface in the boot services environment.
This function calls UnisatllProtocolInterface() in a loop. This is
This function calls UninstallProtocolInterface() in a loop. This is
basically a lib function to save space.
@param Handle The handle to uninstall the protocol
If any errors are generated while the protocol interfaces are being
uninstalled, then the protocol interfaces uninstalled prior to the error will
be reinstalled and EFI_INVALID_PARAMETER will be returned.
@param Handle The handle to uninstall the protocol interfaces
from.
@param ... EFI_GUID followed by protocol instance. A NULL
terminates the list. The pairs are the
terminates the list. The pairs are the
arguments to UninstallProtocolInterface(). All
the protocols are added to Handle.
@return Status code
@retval EFI_SUCCESS if all protocol interfaces where uninstalled.
@retval EFI_INVALID_PARAMETER if any protocol interface could not be
uninstalled and an attempt was made to
reinstall previously uninstalled protocol
interfaces.
**/
EFI_STATUS
EFIAPI
@ -864,6 +871,7 @@ CoreUninstallMultipleProtocolInterfaces (
CoreInstallProtocolInterface (&Handle, Protocol, EFI_NATIVE_INTERFACE, Interface);
}
VA_END (Args);
Status = EFI_INVALID_PARAMETER;
}
return Status;