diff options
| -rw-r--r-- | drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c index 7d1fc9aba6653..3c073eb3db038 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; @@ -436,10 +438,9 @@ int sun8i_ss_hash_run(struct crypto_engine *engine, void *breq) 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); theend: + kfree(pad); kfree(result); crypto_finalize_hash_request(engine, breq, err); return 0; |