Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit b81d6cf7 authored by Johannes Weiner's avatar Johannes Weiner Committed by Alasdair G Kergon
Browse files

dm crypt: use kzfree 



Use kzfree() instead of memset() + kfree().

Signed-off-by: default avatarJohannes Weiner <hannes@cmpxchg.org>
Reviewed-by: default avatarPekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarAlasdair G Kergon <agk@redhat.com>
parent 45194e4f

drivers/md/dm-crypt.c

+2 −4
Original line number Diff line number Diff line
@@ -1156,8 +1156,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv) 
	crypto_free_ablkcipher(tfm);

bad_cipher:

	/* Must zero key material before freeing */

	memset(cc, 0, sizeof(*cc) + cc->key_size * sizeof(u8));

	kfree(cc);

	kzfree(cc);

	return -EINVAL;

}
@@ -1183,8 +1182,7 @@ static void crypt_dtr(struct dm_target *ti) 
	dm_put_device(ti, cc->dev);



	/* Must zero key material before freeing */

	memset(cc, 0, sizeof(*cc) + cc->key_size * sizeof(u8));

	kfree(cc);

	kzfree(cc);

}



static int crypt_map(struct dm_target *ti, struct bio *bio,