diff options
author | Alex Shi <alex.shi@linaro.org> | 2018-02-28 12:01:09 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2018-02-28 12:01:09 +0800 |
commit | 6e49b7fa3083c30688b7fff1b37ed891cd1c30af (patch) | |
tree | 3054864f2e58bcd86000567ce99e25753ddc794a /crypto/poly1305_generic.c | |
parent | 2ba51c6d36ee1b43c1f898c6c48ddf3d33e9ab30 (diff) | |
parent | be42cd02846a611af533103a3f4b6a7d8c592f49 (diff) |
Merge remote-tracking branch 'rt-stable/v4.9-rt' into linux-linaro-lsk-v4.9-rtlsk-v4.9-18.03-rt
Diffstat (limited to 'crypto/poly1305_generic.c')
-rw-r--r-- | crypto/poly1305_generic.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/crypto/poly1305_generic.c b/crypto/poly1305_generic.c index 2df9835dfbc0..bca99238948f 100644 --- a/crypto/poly1305_generic.c +++ b/crypto/poly1305_generic.c @@ -51,17 +51,6 @@ int crypto_poly1305_init(struct shash_desc *desc) } EXPORT_SYMBOL_GPL(crypto_poly1305_init); -int crypto_poly1305_setkey(struct crypto_shash *tfm, - const u8 *key, unsigned int keylen) -{ - /* Poly1305 requires a unique key for each tag, which implies that - * we can't set it on the tfm that gets accessed by multiple users - * simultaneously. Instead we expect the key as the first 32 bytes in - * the update() call. */ - return -ENOTSUPP; -} -EXPORT_SYMBOL_GPL(crypto_poly1305_setkey); - static void poly1305_setrkey(struct poly1305_desc_ctx *dctx, const u8 *key) { /* r &= 0xffffffc0ffffffc0ffffffc0fffffff */ @@ -80,6 +69,11 @@ static void poly1305_setskey(struct poly1305_desc_ctx *dctx, const u8 *key) dctx->s[3] = le32_to_cpuvp(key + 12); } +/* + * Poly1305 requires a unique key for each tag, which implies that we can't set + * it on the tfm that gets accessed by multiple users simultaneously. Instead we + * expect the key as the first 32 bytes in the update() call. + */ unsigned int crypto_poly1305_setdesckey(struct poly1305_desc_ctx *dctx, const u8 *src, unsigned int srclen) { @@ -285,7 +279,6 @@ static struct shash_alg poly1305_alg = { .init = crypto_poly1305_init, .update = crypto_poly1305_update, .final = crypto_poly1305_final, - .setkey = crypto_poly1305_setkey, .descsize = sizeof(struct poly1305_desc_ctx), .base = { .cra_name = "poly1305", |