diff options
Diffstat (limited to 'drivers/crypto/caam/caamhash.c')
-rw-r--r-- | drivers/crypto/caam/caamhash.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/crypto/caam/caamhash.c b/drivers/crypto/caam/caamhash.c index 2ad83a8dc0fe..6c6c005f417b 100644 --- a/drivers/crypto/caam/caamhash.c +++ b/drivers/crypto/caam/caamhash.c @@ -148,6 +148,7 @@ static inline int map_seq_out_ptr_ctx(u32 *desc, struct device *jrdev, ctx_len, DMA_FROM_DEVICE); if (dma_mapping_error(jrdev, state->ctx_dma)) { dev_err(jrdev, "unable to map ctx\n"); + state->ctx_dma = 0; return -ENOMEM; } @@ -208,6 +209,7 @@ static inline int ctx_map_to_sec4_sg(u32 *desc, struct device *jrdev, state->ctx_dma = dma_map_single(jrdev, state->caam_ctx, ctx_len, flag); if (dma_mapping_error(jrdev, state->ctx_dma)) { dev_err(jrdev, "unable to map ctx\n"); + state->ctx_dma = 0; return -ENOMEM; } @@ -482,8 +484,10 @@ static inline void ahash_unmap_ctx(struct device *dev, struct caam_hash_ctx *ctx = crypto_ahash_ctx(ahash); struct caam_hash_state *state = ahash_request_ctx(req); - if (state->ctx_dma) + if (state->ctx_dma) { dma_unmap_single(dev, state->ctx_dma, ctx->ctx_len, flag); + state->ctx_dma = 0; + } ahash_unmap(dev, edesc, req, dst_len); } @@ -1463,6 +1467,7 @@ static int ahash_init(struct ahash_request *req) state->finup = ahash_finup_first; state->final = ahash_final_no_ctx; + state->ctx_dma = 0; state->current_buf = 0; state->buf_dma = 0; state->buflen_0 = 0; |