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| author | Corentin Labbe <clabbe.montjoie@gmail.com> | 2019-11-14 13:58:49 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-01-27 14:46:03 +0100 |
| commit | 90225af01dc97d907e9e44e694fba55212bb228e (patch) | |
| tree | 2dbeae38e5b6a533c42758cc277a087bb63b7992 /drivers | |
| parent | ea6e0910c76008e4db710d9f02b743714daad611 (diff) | |
| download | linux-stable-90225af01dc97d907e9e44e694fba55212bb228e.tar.gz linux-stable-90225af01dc97d907e9e44e694fba55212bb228e.tar.bz2 linux-stable-90225af01dc97d907e9e44e694fba55212bb228e.zip | |
crypto: sun4i-ss - fix big endian issues
commit d1d787bcebfe122a5bd443ae565696661e2e9656 upstream.
When testing BigEndian kernel, the sun4i-ss was failling all crypto
tests.
This patch fix endian issues with it.
Fixes: 6298e948215f ("crypto: sunxi-ss - Add Allwinner Security System crypto accelerator")
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/crypto/sunxi-ss/sun4i-ss-hash.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c index 1a724263761b..2d178e013535 100644 --- a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c +++ b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c @@ -179,7 +179,7 @@ static int sun4i_hash(struct ahash_request *areq) */ unsigned int i = 0, end, fill, min_fill, nwait, nbw = 0, j = 0, todo; unsigned int in_i = 0; - u32 spaces, rx_cnt = SS_RX_DEFAULT, bf[32] = {0}, wb = 0, v, ivmode = 0; + u32 spaces, rx_cnt = SS_RX_DEFAULT, bf[32] = {0}, v, ivmode = 0; struct sun4i_req_ctx *op = ahash_request_ctx(areq); struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq); struct sun4i_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm); @@ -188,6 +188,7 @@ static int sun4i_hash(struct ahash_request *areq) struct sg_mapping_iter mi; int in_r, err = 0; size_t copied = 0; + __le32 wb = 0; dev_dbg(ss->dev, "%s %s bc=%llu len=%u mode=%x wl=%u h0=%0x", __func__, crypto_tfm_alg_name(areq->base.tfm), @@ -399,7 +400,7 @@ hash_final: nbw = op->len - 4 * nwait; if (nbw) { - wb = *(u32 *)(op->buf + nwait * 4); + wb = cpu_to_le32(*(u32 *)(op->buf + nwait * 4)); wb &= GENMASK((nbw * 8) - 1, 0); op->byte_count += nbw; @@ -408,7 +409,7 @@ hash_final: /* write the remaining bytes of the nbw buffer */ wb |= ((1 << 7) << (nbw * 8)); - bf[j++] = wb; + bf[j++] = le32_to_cpu(wb); /* * number of space to pad to obtain 64o minus 8(size) minus 4 (final 1) @@ -427,13 +428,13 @@ hash_final: /* write the length of data */ if (op->mode == SS_OP_SHA1) { - __be64 bits = cpu_to_be64(op->byte_count << 3); - bf[j++] = lower_32_bits(bits); - bf[j++] = upper_32_bits(bits); + __be64 *bits = (__be64 *)&bf[j]; + *bits = cpu_to_be64(op->byte_count << 3); + j += 2; } else { - __le64 bits = op->byte_count << 3; - bf[j++] = lower_32_bits(bits); - bf[j++] = upper_32_bits(bits); + __le64 *bits = (__le64 *)&bf[j]; + *bits = cpu_to_le64(op->byte_count << 3); + j += 2; } writesl(ss->base + SS_RXFIFO, bf, j); @@ -475,7 +476,7 @@ hash_final: } } else { for (i = 0; i < 4; i++) { - v = readl(ss->base + SS_MD0 + i * 4); + v = cpu_to_le32(readl(ss->base + SS_MD0 + i * 4)); memcpy(areq->result + i * 4, &v, 4); } } |