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crypto: gcm - Fix error return code in crypto_gcm_create_common()

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Fix to return error code -EINVAL from the invalid alg ivsize error
handling case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Wei Yongjun 2016-10-17 15:10:06 +00:00 committed by Herbert Xu
parent ff4f44de44
commit 9b40f79c08
1 changed files with 1 additions and 1 deletions
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2
crypto/gcm.c
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@ -672,11 +672,11 @@ static int crypto_gcm_create_common(struct crypto_template *tmpl,
ctr = crypto_spawn_skcipher_alg(&ctx->ctr); ctr = crypto_spawn_skcipher_alg(&ctx->ctr);
/* We only support 16-byte blocks. */ /* We only support 16-byte blocks. */
err = -EINVAL;
if (crypto_skcipher_alg_ivsize(ctr) != 16) if (crypto_skcipher_alg_ivsize(ctr) != 16)
goto out_put_ctr; goto out_put_ctr;
/* Not a stream cipher? */ /* Not a stream cipher? */
err = -EINVAL;
if (ctr->base.cra_blocksize != 1) if (ctr->base.cra_blocksize != 1)
goto out_put_ctr; goto out_put_ctr;