diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx4/qp.c')
-rw-r--r-- | drivers/infiniband/hw/mlx4/qp.c | 40 |
1 files changed, 11 insertions, 29 deletions
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index 1c94a2c4463a..0cb1a6e2fed4 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -4339,34 +4339,32 @@ int mlx4_ib_destroy_wq(struct ib_wq *ibwq, struct ib_udata *udata) return 0; } -struct ib_rwq_ind_table -*mlx4_ib_create_rwq_ind_table(struct ib_device *device, - struct ib_rwq_ind_table_init_attr *init_attr, - struct ib_udata *udata) +int mlx4_ib_create_rwq_ind_table(struct ib_rwq_ind_table *rwq_ind_table, + struct ib_rwq_ind_table_init_attr *init_attr, + struct ib_udata *udata) { - struct ib_rwq_ind_table *rwq_ind_table; struct mlx4_ib_create_rwq_ind_tbl_resp resp = {}; unsigned int ind_tbl_size = 1 << init_attr->log_ind_tbl_size; + struct ib_device *device = rwq_ind_table->device; unsigned int base_wqn; size_t min_resp_len; - int i; - int err; + int i, err = 0; if (udata->inlen > 0 && !ib_is_udata_cleared(udata, 0, udata->inlen)) - return ERR_PTR(-EOPNOTSUPP); + return -EOPNOTSUPP; min_resp_len = offsetof(typeof(resp), reserved) + sizeof(resp.reserved); if (udata->outlen && udata->outlen < min_resp_len) - return ERR_PTR(-EINVAL); + return -EINVAL; if (ind_tbl_size > device->attrs.rss_caps.max_rwq_indirection_table_size) { pr_debug("log_ind_tbl_size = %d is bigger than supported = %d\n", ind_tbl_size, device->attrs.rss_caps.max_rwq_indirection_table_size); - return ERR_PTR(-EINVAL); + return -EINVAL; } base_wqn = init_attr->ind_tbl[0]->wq_num; @@ -4374,39 +4372,23 @@ struct ib_rwq_ind_table if (base_wqn % ind_tbl_size) { pr_debug("WQN=0x%x isn't aligned with indirection table size\n", base_wqn); - return ERR_PTR(-EINVAL); + return -EINVAL; } for (i = 1; i < ind_tbl_size; i++) { if (++base_wqn != init_attr->ind_tbl[i]->wq_num) { pr_debug("indirection table's WQNs aren't consecutive\n"); - return ERR_PTR(-EINVAL); + return -EINVAL; } } - rwq_ind_table = kzalloc(sizeof(*rwq_ind_table), GFP_KERNEL); - if (!rwq_ind_table) - return ERR_PTR(-ENOMEM); - if (udata->outlen) { resp.response_length = offsetof(typeof(resp), response_length) + sizeof(resp.response_length); err = ib_copy_to_udata(udata, &resp, resp.response_length); - if (err) - goto err; } - return rwq_ind_table; - -err: - kfree(rwq_ind_table); - return ERR_PTR(err); -} - -int mlx4_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_tbl) -{ - kfree(ib_rwq_ind_tbl); - return 0; + return err; } struct mlx4_ib_drain_cqe { |