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author | James Morris <jmorris@namei.org> | 2018-02-21 08:21:41 -0800 |
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committer | James Morris <jmorris@namei.org> | 2018-02-21 08:21:41 -0800 |
commit | 45ce5d915020b8c76238e123748e0eb6e9ddd6ad (patch) | |
tree | 916682ca7617ad686d2f8f9cac41ec4e9c432b00 /crypto/chacha20poly1305.c | |
parent | 4a06f454768a7e11e8f10b900b450786546cbba1 (diff) | |
parent | 17a3638239bb39acce5f03e779c69bc0e4a5c736 (diff) | |
download | linux-crypto-45ce5d915020b8c76238e123748e0eb6e9ddd6ad.tar.gz linux-crypto-45ce5d915020b8c76238e123748e0eb6e9ddd6ad.zip |
Merge tag 'v4.16-rc2' into next-general
Sync to Linux 4.16-rc2 for developers to work against.
Diffstat (limited to 'crypto/chacha20poly1305.c')
-rw-r--r-- | crypto/chacha20poly1305.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/crypto/chacha20poly1305.c b/crypto/chacha20poly1305.c index db1bc314..600afa99 100644 --- a/crypto/chacha20poly1305.c +++ b/crypto/chacha20poly1305.c @@ -610,6 +610,11 @@ static int chachapoly_create(struct crypto_template *tmpl, struct rtattr **tb, algt->mask)); if (IS_ERR(poly)) return PTR_ERR(poly); + poly_hash = __crypto_hash_alg_common(poly); + + err = -EINVAL; + if (poly_hash->digestsize != POLY1305_DIGEST_SIZE) + goto out_put_poly; err = -ENOMEM; inst = kzalloc(sizeof(*inst) + sizeof(*ctx), GFP_KERNEL); @@ -618,7 +623,6 @@ static int chachapoly_create(struct crypto_template *tmpl, struct rtattr **tb, ctx = aead_instance_ctx(inst); ctx->saltlen = CHACHAPOLY_IV_SIZE - ivsize; - poly_hash = __crypto_hash_alg_common(poly); err = crypto_init_ahash_spawn(&ctx->poly, poly_hash, aead_crypto_instance(inst)); if (err) |