[S] Change in flashrom[master]: layout: Check return values for strdup in register_include_arg

[Anastasia Klimchuk (Code Review)]

Attention is currently required from: Angel Pons.

Anastasia Klimchuk has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/70006 )

Change subject: layout: Check return values for strdup in register_include_arg
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Patch Set 7:

(2 comments)

Commit Message:

https://review.coreboot.org/c/flashrom/+/70006/comment/6c8c0790_e9df4daa 
PS5, Line 9: strdup return values should be checked for NULL to catch the
           : potential error case of out of memory.
> It looks much better. […]

I have made something! CB:70539 
Thank you for your help!

File layout.c:

https://review.coreboot.org/c/flashrom/+/70006/comment/3e144692_4382159a 
PS7, Line 123: 	char *file = NULL; /* file is optional, so defaults to NULL */
> (consider this comment to be a non-blocking nit since the code is fine as you've written it and Edwa […]

Oh thank you for sharing ideas! I did next patch (on the top of this one) to implement Edward's suggestion. But maybe your idea can be one more next step in refactoring? If I do it, I would do one more separate patch.