# Re: \[PATCH\] crypto: sun8i-ss - Use kfree\_sensitive

- From: Herbert Xu \<herbert@gondor.apana.org.au\>
- Date: 2021-07-30 03:10:55 
- List: linux-crypto
- Page: https://ratatoskr.run/linux-crypto/2021/07/1462774
- Thread: https://ratatoskr.run/linux-crypto/2021/07/1452364/t.md

```text
On Tue, Jul 20, 2021 at 09:01:04PM +0800, Jason Wang wrote:
> The kfree_sensitive is a kernel API to clear sensitive information
> that should not be leaked to other future users of the same memory
> objects and free the memory. Its function is the same as the
> combination of memzero_explicit and kfree. Thus, we can replace the
> combination APIs with the single kfree_sensitive API.
> 
> Signed-off-by: Jason Wang <redacted>
> ---
>  drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c | 9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu [ref]
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
```