diff options
author | Salvatore Benedetto <salvatore.benedetto@intel.com> | 2016-07-07 14:52:17 (GMT) |
---|---|---|
committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-07-11 10:03:11 (GMT) |
commit | bd76ad4abfdccd26a9ac11214aa715e83bc8e808 (patch) | |
tree | 919bd713368dcf7a71829e40f53fc2d0ad98c077 /drivers | |
parent | c9839143ebbf5e821128da44f7e271d745aab19e (diff) | |
download | linux-bd76ad4abfdccd26a9ac11214aa715e83bc8e808.tar.xz |
crypto: qat - Stop dropping leading zeros from RSA output
There is not need to drop leading zeros from the RSA output
operations results.
Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/crypto/qat/qat_common/qat_asym_algs.c | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/drivers/crypto/qat/qat_common/qat_asym_algs.c b/drivers/crypto/qat/qat_common/qat_asym_algs.c index 3d56fb8..0d35dca 100644 --- a/drivers/crypto/qat/qat_common/qat_asym_algs.c +++ b/drivers/crypto/qat/qat_common/qat_asym_algs.c @@ -571,32 +571,12 @@ static void qat_rsa_cb(struct icp_qat_fw_pke_resp *resp) areq->dst_len = req->ctx.rsa->key_sz; if (req->dst_align) { - char *ptr = req->dst_align; - - while (!(*ptr) && areq->dst_len) { - areq->dst_len--; - ptr++; - } - - if (areq->dst_len != req->ctx.rsa->key_sz) - memmove(req->dst_align, ptr, areq->dst_len); - scatterwalk_map_and_copy(req->dst_align, areq->dst, 0, areq->dst_len, 1); dma_free_coherent(dev, req->ctx.rsa->key_sz, req->dst_align, req->out.rsa.enc.c); } else { - char *ptr = sg_virt(areq->dst); - - while (!(*ptr) && areq->dst_len) { - areq->dst_len--; - ptr++; - } - - if (sg_virt(areq->dst) != ptr && areq->dst_len) - memmove(sg_virt(areq->dst), ptr, areq->dst_len); - dma_unmap_single(dev, req->out.rsa.enc.c, req->ctx.rsa->key_sz, DMA_FROM_DEVICE); } |