Messages in this thread | | | Date | Thu, 1 Dec 2022 19:32:11 -0800 | From | Eric Biggers <> | Subject | Re: [PATCH v2] crypto/caam: Avoid GCC constprop bug warning |
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On Thu, Dec 01, 2022 at 07:23:49PM -0800, Kees Cook wrote: > I think it's a dumb > limitation, given that "zero size to/from NULL" is perfectly valid.
No, that is undefined behavior. Which is presumably the reason for the nonnull annotation. Anyway, it is silly, which is why I'd hope that someone would have added an option to disable this C standard bug by now...
- Eric
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