diff options
Diffstat (limited to 'drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c')
| -rw-r--r-- | drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c index 11cbcbc83a7b..3c073eb3db03 100644 --- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c +++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c @@ -348,8 +348,10 @@ int sun8i_ss_hash_run(struct crypto_engine *engine, void *breq) bf = (__le32 *)pad; result = kzalloc(digestsize, GFP_KERNEL | GFP_DMA); - if (!result) + if (!result) { + kfree(pad); return -ENOMEM; + } for (i = 0; i < MAX_SG; i++) { rctx->t_dst[i].addr = 0; @@ -432,14 +434,14 @@ int sun8i_ss_hash_run(struct crypto_engine *engine, void *breq) err = sun8i_ss_run_hash_task(ss, rctx, crypto_tfm_alg_name(areq->base.tfm)); dma_unmap_single(ss->dev, addr_pad, j * 4, DMA_TO_DEVICE); - dma_unmap_sg(ss->dev, areq->src, nr_sgs, DMA_TO_DEVICE); + dma_unmap_sg(ss->dev, areq->src, sg_nents(areq->src), + DMA_TO_DEVICE); dma_unmap_single(ss->dev, addr_res, digestsize, DMA_FROM_DEVICE); - kfree(pad); - memcpy(areq->result, result, algt->alg.hash.halg.digestsize); - kfree(result); theend: + kfree(pad); + kfree(result); crypto_finalize_hash_request(engine, breq, err); return 0; } |