d89318bbdf
To work around a misbehavior of the compiler's ability to see into composite flexible array structs (as detailed in the coming memcpy() hardening series[1]), split the memcpy() of the header and the payload so no false positive run-time overflow warning will be generated. [1] https://lore.kernel.org/linux-hardening/20220901065914.1417829-2-keescook@chromium.org Cc: Ido Schimmel <idosch@nvidia.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Reviewed-by: Petr Machata <petrm@nvidia.com> Link: https://lore.kernel.org/r/20220927004033.1942992-1-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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