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crypto: crypto4xx - Disable SHA implementation 

The crypto4xx SHA implementation keeps the hash state in the tfm
data structure.  This breaks a fundamental requirement of ahash
implementations that they must be reentrant.

This patch disables the broken implementation.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2009-07-15 15:11:08 +08:00
parent 66f6ce5e52
commit 305f9db22d
1 changed files with 0 additions and 19 deletions
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19
drivers/crypto/amcc/crypto4xx_core.c
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@ -1144,25 +1144,6 @@ struct crypto4xx_alg_common crypto4xx_alg[] = {
}
}
}},
/* Hash SHA1 */
{ .type = CRYPTO_ALG_TYPE_AHASH, .u.hash = {
.init = crypto4xx_hash_init,
.update = crypto4xx_hash_update,
.final = crypto4xx_hash_final,
.digest = crypto4xx_hash_digest,
.halg.digestsize = SHA1_DIGEST_SIZE,
.halg.base = {
.cra_name = "sha1",
.cra_driver_name = "sha1-ppc4xx",
.cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
.cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = SHA1_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypto4xx_ctx),
.cra_init = crypto4xx_sha1_alg_init,
.cra_exit = crypto4xx_alg_exit,
.cra_module = THIS_MODULE,
}
}},
};
/**