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| author | Johannes Weiner <hannes@cmpxchg.org> | 2009-04-02 22:55:28 +0400 |
|---|---|---|
| committer | Alasdair G Kergon <agk@redhat.com> | 2009-04-02 22:55:28 +0400 |
| commit | b81d6cf79b57f6123a5d4f7a4932cc359995484d (patch) | |
| tree | ac3df19b3800c4ecb9e5725ada90c606d542dfbb /drivers/md/dm-crypt.c | |
| parent | 45194e4f89fbdd97a2b7d2698c05f0b00c19e820 (diff) | |
| download | linux-b81d6cf79b57f6123a5d4f7a4932cc359995484d.tar.xz | |
dm crypt: use kzfree
Use kzfree() instead of memset() + kfree().
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md/dm-crypt.c')
| -rw-r--r-- | drivers/md/dm-crypt.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index bfefd079a955..53394e863c74 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -1156,8 +1156,7 @@ bad_ivmode: 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, |