diff options
Diffstat (limited to 'drivers/infiniband/hw/i40iw/i40iw_utils.c')
-rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_utils.c | 36 |
1 files changed, 25 insertions, 11 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_utils.c b/drivers/infiniband/hw/i40iw/i40iw_utils.c index 71ee01f..1ceec81 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_utils.c +++ b/drivers/infiniband/hw/i40iw/i40iw_utils.c @@ -1024,11 +1024,24 @@ void i40iw_ieq_mpa_crc_ae(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp) * i40iw_init_hash_desc - initialize hash for crc calculation * @desc: cryption type */ -enum i40iw_status_code i40iw_init_hash_desc(struct hash_desc *desc) +enum i40iw_status_code i40iw_init_hash_desc(struct shash_desc **desc) { - desc->tfm = crypto_alloc_hash("crc32c", 0, CRYPTO_ALG_ASYNC); - if (IS_ERR(desc->tfm)) + struct crypto_shash *tfm; + struct shash_desc *tdesc; + + tfm = crypto_alloc_shash("crc32c", 0, 0); + if (IS_ERR(tfm)) + return I40IW_ERR_MPA_CRC; + + tdesc = kzalloc(sizeof(*tdesc) + crypto_shash_descsize(tfm), + GFP_KERNEL); + if (!tdesc) { + crypto_free_shash(tfm); return I40IW_ERR_MPA_CRC; + } + tdesc->tfm = tfm; + *desc = tdesc; + return 0; } @@ -1036,9 +1049,12 @@ enum i40iw_status_code i40iw_init_hash_desc(struct hash_desc *desc) * i40iw_free_hash_desc - free hash desc * @desc: to be freed */ -void i40iw_free_hash_desc(struct hash_desc *desc) +void i40iw_free_hash_desc(struct shash_desc *desc) { - crypto_free_hash(desc->tfm); + if (desc) { + crypto_free_shash(desc->tfm); + kfree(desc); + } } /** @@ -1065,21 +1081,19 @@ enum i40iw_status_code i40iw_alloc_query_fpm_buf(struct i40iw_sc_dev *dev, * @length: length of buffer * @value: value to be compared */ -enum i40iw_status_code i40iw_ieq_check_mpacrc(struct hash_desc *desc, +enum i40iw_status_code i40iw_ieq_check_mpacrc(struct shash_desc *desc, void *addr, u32 length, u32 value) { - struct scatterlist sg; u32 crc = 0; int ret; enum i40iw_status_code ret_code = 0; - crypto_hash_init(desc); - sg_init_one(&sg, addr, length); - ret = crypto_hash_update(desc, &sg, length); + crypto_shash_init(desc); + ret = crypto_shash_update(desc, addr, length); if (!ret) - crypto_hash_final(desc, (u8 *)&crc); + crypto_shash_final(desc, (u8 *)&crc); if (crc != value) { i40iw_pr_err("mpa crc check fail\n"); ret_code = I40IW_ERR_MPA_CRC; |