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| author | Tudor-Dan Ambarus <tudor.ambarus@microchip.com> | 2017-06-16 11:39:48 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-06-20 11:21:49 +0800 |
| commit | 78557e77b25a98c153f87182a0f48b63e474ac9f (patch) | |
| tree | 11dc1349b0c9e2788c5282f7fa7227b0c39a19d2 /drivers/crypto/vmx/aes_cbc.c | |
| parent | 4914b90b7baa8f21a4bb4ddc3d92b92e3324767e (diff) | |
| download | linux-78557e77b25a98c153f87182a0f48b63e474ac9f.tar.gz linux-78557e77b25a98c153f87182a0f48b63e474ac9f.tar.bz2 linux-78557e77b25a98c153f87182a0f48b63e474ac9f.zip | |
crypto: vmx - remove unnecessary check
You can't reach init() if parent alg_name is invalid. Moreover,
cypto_alloc_base() will return ENOENT if alg_name is NULL.
Found while grasping the fallback mechanism.
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/vmx/aes_cbc.c')
| -rw-r--r-- | drivers/crypto/vmx/aes_cbc.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/crypto/vmx/aes_cbc.c b/drivers/crypto/vmx/aes_cbc.c index 72a26eb4e954..7394d35d5936 100644 --- a/drivers/crypto/vmx/aes_cbc.c +++ b/drivers/crypto/vmx/aes_cbc.c @@ -39,15 +39,10 @@ struct p8_aes_cbc_ctx { static int p8_aes_cbc_init(struct crypto_tfm *tfm) { - const char *alg; + const char *alg = crypto_tfm_alg_name(tfm); struct crypto_skcipher *fallback; struct p8_aes_cbc_ctx *ctx = crypto_tfm_ctx(tfm); - if (!(alg = crypto_tfm_alg_name(tfm))) { - printk(KERN_ERR "Failed to get algorithm name.\n"); - return -ENOENT; - } - fallback = crypto_alloc_skcipher(alg, 0, CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK); |