Messages in this thread | | | Date | Fri, 25 Feb 2022 15:45:18 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH] mm: Handle ksize() vs __alloc_size by forgetting size |
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On Fri, 25 Feb 2022 14:16:25 -0800 Kees Cook <keescook@chromium.org> wrote:
> If ksize() is used on an allocation, the compiler cannot make any > assumptions about its size any more (as hinted by __alloc_size). Force > it to forget. > > One caller was using a container_of() construction that needed to be > worked around.
Please, when fixing something do fully explain what that thing is. I, for one, simply cannot understand why this change is being proposed.
Especially when proposing a -stable backport! Tell readers what was the end-user impact of the bug.
> Link: https://github.com/ClangBuiltLinux/linux/issues/1599
Even that didn't tell me. Is it just a clang warning? Does the kernel post your private keys on reddit then scribble all over your disk drive? I dunno.
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