diff options
| author |   Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2015-04-30 17:44:54 +0200 |
|---|---|---|
| committer |   Marcel Holtmann <marcel@holtmann.org> | 2015-04-30 18:46:28 +0200 |
| commit | 89eb6d0677a6daf134015bc7bd5ec1432911eed2 (patch) | |
| tree | f59ee0846a8ea01de87d0edc9ec7faecbf9fd3ee /net/mac802154 | |
| parent | mac802154: fix ieee802154_register_hw error handling (diff) | |
| download | linux-dev-89eb6d0677a6daf134015bc7bd5ec1432911eed2.tar.xz linux-dev-89eb6d0677a6daf134015bc7bd5ec1432911eed2.zip | |
mac802154: llsec: fix return value check in llsec_key_alloc()
In case of error, the functions crypto_alloc_aead() and crypto_alloc_blkcipher()
returns ERR_PTR() and never returns NULL. The NULL test in the return value check
should be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/mac802154')
| -rw-r--r-- | net/mac802154/llsec.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/mac802154/llsec.c b/net/mac802154/llsec.c index dcf73958133a..5b2be12832e6 100644 --- a/net/mac802154/llsec.c +++ b/net/mac802154/llsec.c @@ -134,7 +134,7 @@ llsec_key_alloc(const struct ieee802154_llsec_key *template) for (i = 0; i < ARRAY_SIZE(key->tfm); i++) { key->tfm[i] = crypto_alloc_aead("ccm(aes)", 0, CRYPTO_ALG_ASYNC); - if (!key->tfm[i]) + if (IS_ERR(key->tfm[i])) goto err_tfm; if (crypto_aead_setkey(key->tfm[i], template->key, IEEE802154_LLSEC_KEY_SIZE)) @@ -144,7 +144,7 @@ llsec_key_alloc(const struct ieee802154_llsec_key *template) } key->tfm0 = crypto_alloc_blkcipher("ctr(aes)", 0, CRYPTO_ALG_ASYNC); - if (!key->tfm0) + if (IS_ERR(key->tfm0)) goto err_tfm; if (crypto_blkcipher_setkey(key->tfm0, template->key, |