On Wed, 4 Sep 2019 10:39:10 +0800, zhong jiang wrote:
> Use kzfree() instead of memset() + kfree().
> 
> Signed-off-by: zhong jiang <zhongji...@huawei.com>
> ---
>  drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c 
> b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> index 31629fc..113f608 100644
> --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> @@ -960,11 +960,9 @@ int ixgbe_ipsec_vf_add_sa(struct ixgbe_adapter *adapter, 
> u32 *msgbuf, u32 vf)
>       return 0;
>  
>  err_aead:
> -     memset(xs->aead, 0, sizeof(*xs->aead));
> -     kfree(xs->aead);
> +     kzfree(xs->aead);
>  err_xs:
> -     memset(xs, 0, sizeof(*xs));
> -     kfree(xs);
> +     kzfree(xs);
>  err_out:
>       msgbuf[1] = err;
>       return err;
> @@ -1049,8 +1047,7 @@ int ixgbe_ipsec_vf_del_sa(struct ixgbe_adapter 
> *adapter, u32 *msgbuf, u32 vf)
>       ixgbe_ipsec_del_sa(xs);
>  
>       /* remove the xs that was made-up in the add request */
> -     memset(xs, 0, sizeof(*xs));
> -     kfree(xs);
> +     kzfree(xs);
>  
>       return 0;
>  }

All the crypto cases should really be converted to memzero_explicit().

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