On Tue, Jun 18, 2019 at 01:19:42PM +0200, Arnd Bergmann wrote:
> The same bug that gcc hit in the past is apparently now showing
> up with clang, which decides to inline __serpent_setkey_sbox:
>
> crypto/serpent_generic.c:268:5: error: stack frame size of 2112 bytes in
> function '__serpent_setkey' [-Werror,-Wframe-larger-than=]
>
> Marking it 'noinline' reduces the stack usage from 2112 bytes to
> 192 and 96 bytes, respectively, and seems to generate more
> useful object code.
>
> Fixes: c871c10e4ea7 ("crypto: serpent - improve __serpent_setkey with UBSAN")
> Signed-off-by: Arnd Bergmann <[email protected]>
> ---
> v2: style improvements suggested by Eric Biggers
> ---
> crypto/serpent_generic.c | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
Patch applied. Thanks.
--
Email: Herbert Xu <[email protected]>
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