crypto: ecc - Remove stack VLA usage

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On the quest to remove all VLAs from the kernel[1], this switches to
a pair of kmalloc regions instead of using the stack. This also moves
the get_random_bytes() after all allocations (and drops the needless
"nbytes" variable).

[1] https://lkml.org/lkml/2018/3/7/621

Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

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Kees Cook 2018-03-08 13:57:02 -08:00 • committed by Herbert Xu

parent b698a9f4c5

commit 14de52112e

1 changed files with 17 additions and 6 deletions

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crypto/ecc.c

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