diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2022-05-18 20:33:54 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2022-06-10 11:40:16 +0300 |
| commit | 6cb3f9b25c55928b95a02b9ed8e87ed653b3cce8 (patch) | |
| tree | 16225d9028e5277baeb7d92fcee173c52043be31 /drivers/crypto/allwinner | |
| parent | d2765e1b9ac4b2d5a5d5bf17f468c9b3566c3770 (diff) | |
| download | linux-6cb3f9b25c55928b95a02b9ed8e87ed653b3cce8.tar.xz | |
crypto: sun8i-ss - Fix error codes for dma_mapping_error()
If there is a dma_mapping_error() then return negative error codes.
Currently this code returns success.
Fixes: 801b7d572c0a ("crypto: sun8i-ss - add hmac(sha1)")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Tested-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/allwinner')
| -rw-r--r-- | drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c index ac417a6b39e5..845019bd9591 100644 --- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c +++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c @@ -586,7 +586,8 @@ retry: rctx->t_dst[k + 1].len = rctx->t_dst[k].len; } addr_xpad = dma_map_single(ss->dev, tfmctx->ipad, bs, DMA_TO_DEVICE); - if (dma_mapping_error(ss->dev, addr_xpad)) { + err = dma_mapping_error(ss->dev, addr_xpad); + if (err) { dev_err(ss->dev, "Fail to create DMA mapping of ipad\n"); goto err_dma_xpad; } @@ -612,7 +613,8 @@ retry: goto err_dma_result; } addr_xpad = dma_map_single(ss->dev, tfmctx->opad, bs, DMA_TO_DEVICE); - if (dma_mapping_error(ss->dev, addr_xpad)) { + err = dma_mapping_error(ss->dev, addr_xpad); + if (err) { dev_err(ss->dev, "Fail to create DMA mapping of opad\n"); goto err_dma_xpad; } |