If the first call of gBS->GetMemoryMap() succeeded (could happen if the Memory Map has changed between the two gBS->GetMemoryMap() calls) in the loop block then gBS->ExitBootServices() was never called. Signed-off-by: Eugene Cohen <eugene@hp.com> Reviewed-by: Olivier Martin <olivier.martin@arm.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13500 6f19259b-4bc3-4df7-8a09-765794883524