diff options
| author | Adam Guerin <adam.guerin@intel.com> | 2021-01-04 17:21:59 +0000 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2021-01-14 17:10:26 +1100 |
| commit | e48767c17718067ba21fb2ef461779ec2506f845 (patch) | |
| tree | ee38c865ac3dc6e5f6c707438f0134d9f1214248 /drivers/crypto | |
| parent | 80fccf18fec399de2151f84276d799ee0f704141 (diff) | |
crypto: qat - reduce size of mapped region
Restrict size of field to what is required by the operation.
This issue was detected by smatch:
drivers/crypto/qat/qat_common/qat_asym_algs.c:328 qat_dh_compute_value() error: dma_map_single_attrs() '&qat_req->in.dh.in.b' too small (8 vs 64)
Signed-off-by: Adam Guerin <adam.guerin@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/qat/qat_common/qat_asym_algs.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/crypto/qat/qat_common/qat_asym_algs.c b/drivers/crypto/qat/qat_common/qat_asym_algs.c index 2c863d25327a..b0b78445418b 100644 --- a/drivers/crypto/qat/qat_common/qat_asym_algs.c +++ b/drivers/crypto/qat/qat_common/qat_asym_algs.c @@ -321,13 +321,13 @@ static int qat_dh_compute_value(struct kpp_request *req) qat_req->out.dh.out_tab[1] = 0; /* Mapping in.in.b or in.in_g2.xa is the same */ qat_req->phy_in = dma_map_single(dev, &qat_req->in.dh.in.b, - sizeof(struct qat_dh_input_params), + sizeof(qat_req->in.dh.in.b), DMA_TO_DEVICE); if (unlikely(dma_mapping_error(dev, qat_req->phy_in))) goto unmap_dst; qat_req->phy_out = dma_map_single(dev, &qat_req->out.dh.r, - sizeof(struct qat_dh_output_params), + sizeof(qat_req->out.dh.r), DMA_TO_DEVICE); if (unlikely(dma_mapping_error(dev, qat_req->phy_out))) goto unmap_in_params; @@ -716,13 +716,13 @@ static int qat_rsa_enc(struct akcipher_request *req) qat_req->in.rsa.in_tab[3] = 0; qat_req->out.rsa.out_tab[1] = 0; qat_req->phy_in = dma_map_single(dev, &qat_req->in.rsa.enc.m, - sizeof(struct qat_rsa_input_params), + sizeof(qat_req->in.rsa.enc.m), DMA_TO_DEVICE); if (unlikely(dma_mapping_error(dev, qat_req->phy_in))) goto unmap_dst; qat_req->phy_out = dma_map_single(dev, &qat_req->out.rsa.enc.c, - sizeof(struct qat_rsa_output_params), + sizeof(qat_req->out.rsa.enc.c), DMA_TO_DEVICE); if (unlikely(dma_mapping_error(dev, qat_req->phy_out))) goto unmap_in_params; @@ -864,13 +864,13 @@ static int qat_rsa_dec(struct akcipher_request *req) qat_req->in.rsa.in_tab[3] = 0; qat_req->out.rsa.out_tab[1] = 0; qat_req->phy_in = dma_map_single(dev, &qat_req->in.rsa.dec.c, - sizeof(struct qat_rsa_input_params), + sizeof(qat_req->in.rsa.dec.c), DMA_TO_DEVICE); if (unlikely(dma_mapping_error(dev, qat_req->phy_in))) goto unmap_dst; qat_req->phy_out = dma_map_single(dev, &qat_req->out.rsa.dec.m, - sizeof(struct qat_rsa_output_params), + sizeof(qat_req->out.rsa.dec.m), DMA_TO_DEVICE); if (unlikely(dma_mapping_error(dev, qat_req->phy_out))) goto unmap_in_params; |