Re: [PATCH v2] crypto/ecc: Remove stack VLA usage

From: Tudor Ambarus
Date: Fri Mar 09 2018 - 03:31:32 EST




On 03/08/2018 11:57 PM, Kees Cook wrote:
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@xxxxxxxxxxxx>

Reviewed-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx>