[coreboot-gerrit] [S] Change in coreboot[master]: libpayload/string: add strndup() function

[Jakub Czapiga (Code Review)]

Attention is currently required from: Nico Huber, Thomas Heijligen, Julius Werner.

Jakub Czapiga has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/70115 )

Change subject: libpayload/string: add strndup() function
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Patch Set 2:

(1 comment)

File payloads/libpayload/libc/string.c:

https://review.coreboot.org/c/coreboot/+/70115/comment/f4ec1fe6_9e4c11e3 
PS2, Line 333: 	size_t n = strlen(s);
> Doesn't this defeat the point of strndup() (which is to not risk overrunning the buffer if the input […]

Perhaps Thomas wanted to use `strnlen()` as it's done in glibc (https://codebrowser.dev/glibc/glibc/string/strndup.c.html)