[S] Change in coreboot[master]: cpu/x86/mp_init.c: Use existing code to create cpu struct device

[Arthur Heymans (Code Review)]

Attention is currently required from: Angel Pons, Arthur Heymans, Kyösti Mälkki.

Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/64341 )

Change subject: cpu/x86/mp_init.c: Use existing code to create cpu struct device
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Patch Set 7:

(1 comment)

File src/cpu/x86/mp_init.c:

https://review.coreboot.org/c/coreboot/+/64341/comment/44e7c90f_14df0bff 
PS6, Line 535: 	struct device *bsp = add_cpu_device(cpu_bus, lapicid(), 1);
> What if this is NULL?

Done