Change in flashrom[master]: tests/linux_spi: Validate param file path

[Daniel Campello (Code Review)]

Attention is currently required from: Edward O'Callaghan, Anastasia Klimchuk.
Daniel Campello has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/62319 )

Change subject: tests/linux_spi: Validate param file path
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Patch Set 5: Code-Review+1

(1 comment)

File tests/init_shutdown.c:

https://review.coreboot.org/c/flashrom/+/62319/comment/83b38283_dab94616 
PS4, Line 39: #define DEFAULT_MOCK_FD 0xC0FE
> Is there a specific meaning behind this number? We have already a NON_ZERO which is defined as […]

NON_ZERO is a negative int... I will fix this in another patch and we should be able to reuse instead of DEFAULT_MOCK_FD. It is currently being used by the wraps for open64 and friends...