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mac802154: llsec: use kzfree

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This patch will use kzfree instead kfree for security related
information which can be offered by acccident.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Alexander Aring 2015-10-13 13:42:54 +02:00 committed by Marcel Holtmann
parent a6ad2a6b9c
commit 71cd2aa53d
1 changed files with 10 additions and 10 deletions
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20
net/mac802154/llsec.c
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@ -55,7 +55,7 @@ void mac802154_llsec_destroy(struct mac802154_llsec *sec)
msl = container_of(sl, struct mac802154_llsec_seclevel, level);
list_del(&sl->list);
kfree(msl);
kzfree(msl);
}
list_for_each_entry_safe(dev, dn, &sec->table.devices, list) {
@ -72,7 +72,7 @@ void mac802154_llsec_destroy(struct mac802154_llsec *sec)
mkey = container_of(key->key, struct mac802154_llsec_key, key);
list_del(&key->list);
llsec_key_put(mkey);
kfree(key);
kzfree(key);
}
}
@ -161,7 +161,7 @@ err_tfm:
if (key->tfm[i])
crypto_free_aead(key->tfm[i]);
kfree(key);
kzfree(key);
return NULL;
}
@ -176,7 +176,7 @@ static void llsec_key_release(struct kref *ref)
crypto_free_aead(key->tfm[i]);
crypto_free_blkcipher(key->tfm0);
kfree(key);
kzfree(key);
}
static struct mac802154_llsec_key*
@ -267,7 +267,7 @@ int mac802154_llsec_key_add(struct mac802154_llsec *sec,
return 0;
fail:
kfree(new);
kzfree(new);
return -ENOMEM;
}
@ -347,10 +347,10 @@ static void llsec_dev_free(struct mac802154_llsec_device *dev)
devkey);
list_del(&pos->list);
kfree(devkey);
kzfree(devkey);
}
kfree(dev);
kzfree(dev);
}
int mac802154_llsec_dev_add(struct mac802154_llsec *sec,
@ -681,7 +681,7 @@ llsec_do_encrypt_auth(struct sk_buff *skb, const struct mac802154_llsec *sec,
rc = crypto_aead_encrypt(req);
kfree(req);
kzfree(req);
return rc;
}
@ -881,7 +881,7 @@ llsec_do_decrypt_auth(struct sk_buff *skb, const struct mac802154_llsec *sec,
rc = crypto_aead_decrypt(req);
kfree(req);
kzfree(req);
skb_trim(skb, skb->len - authlen);
return rc;
@ -921,7 +921,7 @@ llsec_update_devkey_record(struct mac802154_llsec_device *dev,
if (!devkey)
list_add_rcu(&next->devkey.list, &dev->dev.keys);
else
kfree(next);
kzfree(next);
spin_unlock_bh(&dev->lock);
}