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Diffstat (limited to 'arch/x86/crypto/sha256-mb/sha256_mb.c')
-rw-r--r--arch/x86/crypto/sha256-mb/sha256_mb.c27
1 files changed, 3 insertions, 24 deletions
diff --git a/arch/x86/crypto/sha256-mb/sha256_mb.c b/arch/x86/crypto/sha256-mb/sha256_mb.c
index 7926a226b120..4c46ac1b6653 100644
--- a/arch/x86/crypto/sha256-mb/sha256_mb.c
+++ b/arch/x86/crypto/sha256-mb/sha256_mb.c
@@ -106,14 +106,6 @@ static asmlinkage struct job_sha256* (*sha256_job_mgr_flush)
static asmlinkage struct job_sha256* (*sha256_job_mgr_get_comp_job)
(struct sha256_mb_mgr *state);
-inline void sha256_init_digest(uint32_t *digest)
-{
- static const uint32_t initial_digest[SHA256_DIGEST_LENGTH] = {
- SHA256_H0, SHA256_H1, SHA256_H2, SHA256_H3,
- SHA256_H4, SHA256_H5, SHA256_H6, SHA256_H7};
- memcpy(digest, initial_digest, sizeof(initial_digest));
-}
-
inline uint32_t sha256_pad(uint8_t padblock[SHA256_BLOCK_SIZE * 2],
uint64_t total_len)
{
@@ -245,10 +237,8 @@ static struct sha256_hash_ctx *sha256_ctx_mgr_submit(struct sha256_ctx_mgr *mgr,
uint32_t len,
int flags)
{
- if (flags & (~HASH_ENTIRE)) {
- /* User should not pass anything other than FIRST, UPDATE
- * or LAST
- */
+ if (flags & ~(HASH_UPDATE | HASH_LAST)) {
+ /* User should not pass anything other than UPDATE or LAST */
ctx->error = HASH_CTX_ERROR_INVALID_FLAGS;
return ctx;
}
@@ -259,23 +249,12 @@ static struct sha256_hash_ctx *sha256_ctx_mgr_submit(struct sha256_ctx_mgr *mgr,
return ctx;
}
- if ((ctx->status & HASH_CTX_STS_COMPLETE) && !(flags & HASH_FIRST)) {
+ if (ctx->status & HASH_CTX_STS_COMPLETE) {
/* Cannot update a finished job. */
ctx->error = HASH_CTX_ERROR_ALREADY_COMPLETED;
return ctx;
}
- if (flags & HASH_FIRST) {
- /* Init digest */
- sha256_init_digest(ctx->job.result_digest);
-
- /* Reset byte counter */
- ctx->total_length = 0;
-
- /* Clear extra blocks */
- ctx->partial_block_buffer_length = 0;
- }
-
/* If we made it here, there was no error during this call to submit */
ctx->error = HASH_CTX_ERROR_NONE;