overflow: Clarify expectations for getting DEFINE_FLEX variable sizes

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Mention the use of __member_size() for DEFINE_FLEX variables as a hint
for getting at the compile-time size of the resulting flexible array
member.

Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/r/20250416172911.work.854-kees@kernel.org
Signed-off-by: Kees Cook <kees@kernel.org>

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Kees Cook 2025-04-16 10:29:15 -07:00

parent a510c186ab

commit 9a93048476

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include/linux/overflow.h

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