crypto: ghash - remove checks for key being set

Now that the crypto API prevents a keyed hash from being used without
setting the key, there's no need for GHASH to do this check itself.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 0 insertions, 6 deletions

diff --git a/crypto/ghash-generic.c b/crypto/ghash-generic.c
index 12ad3e3a84e3..1bffb3f712dd 100644
--- a/crypto/ghash-generic.c
+++ b/crypto/ghash-generic.c
@@ -56,9 +56,6 @@ static int ghash_update(struct shash_desc *desc,
         struct ghash_ctx *ctx = crypto_shash_ctx(desc->tfm);
         u8 *dst = dctx->buffer;
 
-        if (!ctx->gf128)
-                return -ENOKEY;
-
         if (dctx->bytes) {
                 int n = min(srclen, dctx->bytes);
                 u8 *pos = dst + (GHASH_BLOCK_SIZE - dctx->bytes);
@@ -111,9 +108,6 @@ static int ghash_final(struct shash_desc *desc, u8 *dst)
         struct ghash_ctx *ctx = crypto_shash_ctx(desc->tfm);
         u8 *buf = dctx->buffer;
 
-        if (!ctx->gf128)
-                return -ENOKEY;
-
         ghash_flush(ctx, dctx);
         memcpy(dst, buf, GHASH_BLOCK_SIZE);