[PATCH v2] RISC-V: cpu: refactor deprecated strncpy
Conor Dooley
conor at kernel.org
Wed Aug 2 13:22:41 PDT 2023
On Wed, Aug 02, 2023 at 12:21:58AM +0000, Justin Stitt wrote:
> `strncpy` is deprecated for use on NUL-terminated destination strings [1].
>
> Favor not copying strings onto stack and instead use strings directly.
> This avoids hard-coding sizes and buffer lengths all together.
>
> Link: https://github.com/KSPP/linux/issues/90
> Cc: linux-hardening at vger.kernel.org
> Suggested-by: Kees Cook <keescook at chromium.org>
> Signed-off-by: Justin Stitt <justinstitt at google.com>
> ---
> Changes in v2:
> - Use strings directly instead of copying onto stack with `strscpy` (thanks Kees)
Yeah, that is what I was thinking of when I decried it as being horrid.
Reviewed-by: Conor Dooley <conor.dooley at microchip.com>
Thanks,
Conor.
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