When a PCI bridge is not enabled, the secondary bus may still be zero. This causes an infinite recursive call to enumerate bus 0 which results in a stack overflow. The easy fix is to skip the recursive bus enumeration for bridges which do not have the secondary bus initialized. TEST=Build and run CorebootPayloadPkg on Quark/Galileo Gen2 Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com> Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
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