From: Phil Sutter Date: Thu, 5 May 2011 13:29:01 +0000 (+0200) Subject: crypto: mv_cesa - no need to save digest state after the last chunk X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=7a1c6bcf269203485d716d8e3bec6671dabb5067;p=deliverable%2Flinux.git crypto: mv_cesa - no need to save digest state after the last chunk Signed-off-by: Phil Sutter Signed-off-by: Herbert Xu --- diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c index c018cd0ac13b..fb3f1e35623d 100644 --- a/drivers/crypto/mv_cesa.c +++ b/drivers/crypto/mv_cesa.c @@ -407,12 +407,6 @@ static void mv_hash_algo_completion(void) copy_src_to_buf(&cpg->p, ctx->buffer, ctx->extra_bytes); sg_miter_stop(&cpg->p.src_sg_it); - ctx->state[0] = readl(cpg->reg + DIGEST_INITIAL_VAL_A); - ctx->state[1] = readl(cpg->reg + DIGEST_INITIAL_VAL_B); - ctx->state[2] = readl(cpg->reg + DIGEST_INITIAL_VAL_C); - ctx->state[3] = readl(cpg->reg + DIGEST_INITIAL_VAL_D); - ctx->state[4] = readl(cpg->reg + DIGEST_INITIAL_VAL_E); - if (likely(ctx->last_chunk)) { if (likely(ctx->count <= MAX_HW_HASH_SIZE)) { memcpy(req->result, cpg->sram + SRAM_DIGEST_BUF, @@ -420,6 +414,12 @@ static void mv_hash_algo_completion(void) (req))); } else mv_hash_final_fallback(req); + } else { + ctx->state[0] = readl(cpg->reg + DIGEST_INITIAL_VAL_A); + ctx->state[1] = readl(cpg->reg + DIGEST_INITIAL_VAL_B); + ctx->state[2] = readl(cpg->reg + DIGEST_INITIAL_VAL_C); + ctx->state[3] = readl(cpg->reg + DIGEST_INITIAL_VAL_D); + ctx->state[4] = readl(cpg->reg + DIGEST_INITIAL_VAL_E); } }