From: Wei Yongjun <yongjun_...@trendmicro.com.cn>
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_...@trendmicro.com.cn>
---
net/mac802154/llsec.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/mac802154/llsec.c b/net/mac802154/llsec.c
index dcf7395..5b2be12 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,
--
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