Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Pull rdma updates from Jason Gunthorpe:

 - Usual minor updates and fixes for bnxt_re, hfi1, rxe, mana, iser,
   mlx5, vmw_pvrdma, hns

 - Make rxe work on tun devices

 - mana gains more standard verbs as it moves toward supporting
   in-kernel verbs

 - DMABUF support for mana

 - Fix page size calculations when memory registration exceeds 4G

 - On Demand Paging support for rxe

 - mlx5 support for RDMA TRANSPORT flow tables and a new ucap mechanism
   to access control use of them

 - Optional RDMA_TX/RX counters per QP in mlx5

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (73 commits)
  IB/mad: Check available slots before posting receive WRs
  RDMA/mana_ib: Fix integer overflow during queue creation
  RDMA/mlx5: Fix calculation of total invalidated pages
  RDMA/mlx5: Fix mlx5_poll_one() cur_qp update flow
  RDMA/mlx5: Fix page_size variable overflow
  RDMA/mlx5: Drop access_flags from _mlx5_mr_cache_alloc()
  RDMA/mlx5: Fix cache entry update on dereg error
  RDMA/mlx5: Fix MR cache initialization error flow
  RDMA/mlx5: Support optional-counters binding for QPs
  RDMA/mlx5: Compile fs.c regardless of INFINIBAND_USER_ACCESS config
  RDMA/core: Pass port to counter bind/unbind operations
  RDMA/core: Add support to optional-counters binding configuration
  RDMA/core: Create and destroy rdma_counter using rdma_zalloc_drv_obj()
  RDMA/mlx5: Add optional counters for RDMA_TX/RX_packets/bytes
  RDMA/core: Fix use-after-free when rename device name
  RDMA/bnxt_re: Support perf management counters
  RDMA/rxe: Fix incorrect return value of rxe_odp_atomic_op()
  RDMA/uverbs: Propagate errors from rdma_lookup_get_uobject()
  RDMA/mana_ib: Handle net event for pointing to the current netdev
  net: mana: Change the function signature of mana_get_primary_netdev_rcu
  ...

1 files changed, 2 insertions, 45 deletions

diff --git a/drivers/infiniband/hw/irdma/utils.c b/drivers/infiniband/hw/irdma/utils.c
index 0e594122baa7..e73b14fd95ef 100644
--- a/drivers/infiniband/hw/irdma/utils.c
+++ b/drivers/infiniband/hw/irdma/utils.c
@@ -1274,57 +1274,14 @@ void irdma_ieq_mpa_crc_ae(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp)
 }
 
 /**
- * irdma_init_hash_desc - initialize hash for crc calculation
- * @desc: cryption type
- */
-int irdma_init_hash_desc(struct shash_desc **desc)
-{
-	struct crypto_shash *tfm;
-	struct shash_desc *tdesc;
-
-	tfm = crypto_alloc_shash("crc32c", 0, 0);
-	if (IS_ERR(tfm))
-		return -EINVAL;
-
-	tdesc = kzalloc(sizeof(*tdesc) + crypto_shash_descsize(tfm),
-			GFP_KERNEL);
-	if (!tdesc) {
-		crypto_free_shash(tfm);
-		return -EINVAL;
-	}
-
-	tdesc->tfm = tfm;
-	*desc = tdesc;
-
-	return 0;
-}
-
-/**
- * irdma_free_hash_desc - free hash desc
- * @desc: to be freed
- */
-void irdma_free_hash_desc(struct shash_desc *desc)
-{
-	if (desc) {
-		crypto_free_shash(desc->tfm);
-		kfree(desc);
-	}
-}
-
-/**
  * irdma_ieq_check_mpacrc - check if mpa crc is OK
- * @desc: desc for hash
  * @addr: address of buffer for crc
  * @len: length of buffer
  * @val: value to be compared
  */
-int irdma_ieq_check_mpacrc(struct shash_desc *desc, void *addr, u32 len,
-			   u32 val)
+int irdma_ieq_check_mpacrc(const void *addr, u32 len, u32 val)
 {
-	u32 crc = 0;
-
-	crypto_shash_digest(desc, addr, len, (u8 *)&crc);
-	if (crc != val)
+	if ((__force u32)cpu_to_le32(~crc32c(~0, addr, len)) != val)
 		return -EINVAL;
 
 	return 0;