diff options
Diffstat (limited to 'drivers/crypto/s5p-sss.c')
| -rw-r--r-- | drivers/crypto/s5p-sss.c | 39 |
1 files changed, 6 insertions, 33 deletions
diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c index 2a16800d2579..341433fbcc4a 100644 --- a/drivers/crypto/s5p-sss.c +++ b/drivers/crypto/s5p-sss.c @@ -1521,37 +1521,6 @@ static int s5p_hash_update(struct ahash_request *req) } /** - * s5p_hash_shash_digest() - calculate shash digest - * @tfm: crypto transformation - * @flags: tfm flags - * @data: input data - * @len: length of data - * @out: output buffer - */ -static int s5p_hash_shash_digest(struct crypto_shash *tfm, u32 flags, - const u8 *data, unsigned int len, u8 *out) -{ - SHASH_DESC_ON_STACK(shash, tfm); - - shash->tfm = tfm; - - return crypto_shash_digest(shash, data, len, out); -} - -/** - * s5p_hash_final_shash() - calculate shash digest - * @req: AHASH request - */ -static int s5p_hash_final_shash(struct ahash_request *req) -{ - struct s5p_hash_ctx *tctx = crypto_tfm_ctx(req->base.tfm); - struct s5p_hash_reqctx *ctx = ahash_request_ctx(req); - - return s5p_hash_shash_digest(tctx->fallback, req->base.flags, - ctx->buffer, ctx->bufcnt, req->result); -} - -/** * s5p_hash_final() - close up hash and calculate digest * @req: AHASH request * @@ -1582,8 +1551,12 @@ static int s5p_hash_final(struct ahash_request *req) if (ctx->error) return -EINVAL; /* uncompleted hash is not needed */ - if (!ctx->digcnt && ctx->bufcnt < BUFLEN) - return s5p_hash_final_shash(req); + if (!ctx->digcnt && ctx->bufcnt < BUFLEN) { + struct s5p_hash_ctx *tctx = crypto_tfm_ctx(req->base.tfm); + + return crypto_shash_tfm_digest(tctx->fallback, ctx->buffer, + ctx->bufcnt, req->result); + } return s5p_hash_enqueue(req, false); /* HASH_OP_FINAL */ } |