Re: [PATCH] block/keyslot-manager: use kvfree_sensitive()

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On 6/29/20 10:51 AM, Eric Biggers wrote:
> On Tue, Jun 16, 2020 at 08:56:54AM -0700, Eric Biggers wrote:
>> From: Eric Biggers <ebiggers@xxxxxxxxxx>
>>
>> Make blk_ksm_destroy() use the kvfree_sensitive() function (which was
>> introduced in v5.8-rc1) instead of open-coding it.
>>
>> Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx>
>> ---
>>  block/keyslot-manager.c | 3 +--
>>  1 file changed, 1 insertion(+), 2 deletions(-)
>>
>> diff --git a/block/keyslot-manager.c b/block/keyslot-manager.c
>> index c2ef41b3147b..35abcb1ec051 100644
>> --- a/block/keyslot-manager.c
>> +++ b/block/keyslot-manager.c
>> @@ -374,8 +374,7 @@ void blk_ksm_destroy(struct blk_keyslot_manager *ksm)
>>  	if (!ksm)
>>  		return;
>>  	kvfree(ksm->slot_hashtable);
>> -	memzero_explicit(ksm->slots, sizeof(ksm->slots[0]) * ksm->num_slots);
>> -	kvfree(ksm->slots);
>> +	kvfree_sensitive(ksm->slots, sizeof(ksm->slots[0]) * ksm->num_slots);
>>  	memzero_explicit(ksm, sizeof(*ksm));
>>  }
>>  EXPORT_SYMBOL_GPL(blk_ksm_destroy);
>> -- 
> 
> Ping?

Applied, thanks.

-- 
Jens Axboe




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