| From | Luis Henriques <> | Subject | [PATCH 3.16.y-ckt 061/129] crypto: shash - Fix has_key setting | Date | Fri, 26 Feb 2016 10:20:32 +0000 |
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3.16.7-ckt25 -stable review patch. If anyone has any objections, please let me know.
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From: Herbert Xu <herbert@gondor.apana.org.au>
commit 00420a65fa2beb3206090ead86942484df2275f3 upstream.
The has_key logic is wrong for shash algorithms as they always have a setkey function. So we should instead be testing against shash_no_setkey.
Fixes: a5596d633278 ("crypto: hash - Add crypto_ahash_has_setkey") Reported-by: Stephan Mueller <smueller@chronox.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Tested-by: Stephan Mueller <smueller@chronox.de> Signed-off-by: Luis Henriques <luis.henriques@canonical.com> --- crypto/shash.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/crypto/shash.c b/crypto/shash.c index aa3e505045e0..03fbcd4a82c4 100644 --- a/crypto/shash.c +++ b/crypto/shash.c @@ -354,11 +354,10 @@ int crypto_init_shash_ops_async(struct crypto_tfm *tfm) crt->final = shash_async_final; crt->finup = shash_async_finup; crt->digest = shash_async_digest; + crt->setkey = shash_async_setkey; + + crt->has_setkey = alg->setkey != shash_no_setkey; - if (alg->setkey) { - crt->setkey = shash_async_setkey; - crt->has_setkey = true; - } if (alg->export) crt->export = shash_async_export; if (alg->import)
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