diff options
Diffstat (limited to 'arch/x86/crypto/aesni-intel_glue.c')
| -rw-r--r-- | arch/x86/crypto/aesni-intel_glue.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c index e1e60c7d581..e0e6340c8da 100644 --- a/arch/x86/crypto/aesni-intel_glue.c +++ b/arch/x86/crypto/aesni-intel_glue.c @@ -873,22 +873,18 @@ rfc4106_set_hash_subkey(u8 *hash_subkey, const u8 *key, unsigned int key_len) crypto_ablkcipher_clear_flags(ctr_tfm, ~0); ret = crypto_ablkcipher_setkey(ctr_tfm, key, key_len); - if (ret) { - crypto_free_ablkcipher(ctr_tfm); - return ret; - } + if (ret) + goto out_free_ablkcipher; + ret = -ENOMEM; req = ablkcipher_request_alloc(ctr_tfm, GFP_KERNEL); - if (!req) { - crypto_free_ablkcipher(ctr_tfm); - return -EINVAL; - } + if (!req) + goto out_free_ablkcipher; req_data = kmalloc(sizeof(*req_data), GFP_KERNEL); - if (!req_data) { - crypto_free_ablkcipher(ctr_tfm); - return -ENOMEM; - } + if (!req_data) + goto out_free_request; + memset(req_data->iv, 0, sizeof(req_data->iv)); /* Clear the data in the hash sub key container to zero.*/ @@ -913,8 +909,10 @@ rfc4106_set_hash_subkey(u8 *hash_subkey, const u8 *key, unsigned int key_len) if (!ret) ret = req_data->result.err; } - ablkcipher_request_free(req); kfree(req_data); +out_free_request: + ablkcipher_request_free(req); +out_free_ablkcipher: crypto_free_ablkcipher(ctr_tfm); return ret; } |