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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2015-04-30 17:44:54 +0200
committerMarcel Holtmann <marcel@holtmann.org>2015-04-30 18:46:28 +0200
commit89eb6d0677a6daf134015bc7bd5ec1432911eed2 (patch)
treef59ee0846a8ea01de87d0edc9ec7faecbf9fd3ee /net
parent2b4d413c3871af0f2ccd466fb6581ed2c2d89438 (diff)
downloadkernel-89eb6d0677a6daf134015bc7bd5ec1432911eed2.tar.gz
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')
-rw-r--r--net/mac802154/llsec.c4
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,