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| author | Corentin Labbe <clabbe.montjoie@gmail.com> | 2025-04-27 13:12:36 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2025-04-28 19:45:26 +0800 |
| commit | 2dfc7cd74a5e062a5405560447517e7aab1c7341 (patch) | |
| tree | d4b874b89aeac06b3ed1e9049c474a0540906aa0 | |
| parent | 0f8d42bf128d349ad490e87d5574d211245e40f1 (diff) | |
| download | net-2dfc7cd74a5e062a5405560447517e7aab1c7341.tar.gz | |
crypto: sun8i-ss - do not use sg_dma_len before calling DMA functions
When testing sun8i-ss with multi_v7_defconfig, all CBC algorithm fail crypto
selftests.
This is strange since on sunxi_defconfig, everything was ok.
The problem was in the IV setup loop which never run because sg_dma_len
was 0.
Fixes: 359e893e8af4 ("crypto: sun8i-ss - rework handling of IV")
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
| -rw-r--r-- | drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c index 9b9605ce8ee629..8831bcb230c2d4 100644 --- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c +++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c @@ -141,7 +141,7 @@ static int sun8i_ss_setup_ivs(struct skcipher_request *areq) /* we need to copy all IVs from source in case DMA is bi-directionnal */ while (sg && len) { - if (sg_dma_len(sg) == 0) { + if (sg->length == 0) { sg = sg_next(sg); continue; } |