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SubjectRe: [PATCH 05/10] misc: lkdtm: Always provide prototype for lkdtm_DOUBLE_FAULT()
On Fri, Jun 26, 2020 at 02:05:20PM +0100, Lee Jones wrote:
> lkdtm_DOUBLE_FAULT() already has internal logic to handle
> !CONFIG_X86_32. Compiling out the prototype actually prevents
> that logic from being useful.
>
> Fixes the following W=1 warning:
>
> drivers/misc/lkdtm/bugs.c: At top level:
> drivers/misc/lkdtm/bugs.c:420:6: warning: no previous prototype for ‘lkdtm_DOUBLE_FAULT’ [-Wmissing-prototypes]
> 420 | void lkdtm_DOUBLE_FAULT(void)
> | ^~~~~~~~~~~~~~~~~~
>
> Cc: Kees Cook <keescook@chromium.org>
> Signed-off-by: Lee Jones <lee.jones@linaro.org>

Thanks! This change is actually already part of another
patch and is waiting for Greg to pick up:
https://lore.kernel.org/lkml/20200529200347.2464284-5-keescook@chromium.org/

--
Kees Cook

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