[coreboot-gerrit] Change in coreboot[master]: soc/intel/broadwell/pcie.c: Add some null checks

[Matt DeVillier (Code Review)]

Matt DeVillier has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/45715 )

Change subject: soc/intel/broadwell/pcie.c: Add some null checks
......................................................................

Patch Set 3: Code-Review+1

these checks are useful, but checking that index isn't <0 or >= MAX_NUM_ROOT_PORTS would probably be a good idea too