diff options
| -rw-r--r-- | drivers/infiniband/hw/mlx5/srq.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/infiniband/hw/mlx5/srq.c b/drivers/infiniband/hw/mlx5/srq.c index 0af7b7905550..f5de5adc9b1a 100644 --- a/drivers/infiniband/hw/mlx5/srq.c +++ b/drivers/infiniband/hw/mlx5/srq.c | |||
| @@ -266,18 +266,24 @@ struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd, | |||
| 266 | 266 | ||
| 267 | desc_size = sizeof(struct mlx5_wqe_srq_next_seg) + | 267 | desc_size = sizeof(struct mlx5_wqe_srq_next_seg) + |
| 268 | srq->msrq.max_gs * sizeof(struct mlx5_wqe_data_seg); | 268 | srq->msrq.max_gs * sizeof(struct mlx5_wqe_data_seg); |
| 269 | if (desc_size == 0 || srq->msrq.max_gs > desc_size) | 269 | if (desc_size == 0 || srq->msrq.max_gs > desc_size) { |
| 270 | return ERR_PTR(-EINVAL); | 270 | err = -EINVAL; |
| 271 | goto err_srq; | ||
| 272 | } | ||
| 271 | desc_size = roundup_pow_of_two(desc_size); | 273 | desc_size = roundup_pow_of_two(desc_size); |
| 272 | desc_size = max_t(size_t, 32, desc_size); | 274 | desc_size = max_t(size_t, 32, desc_size); |
| 273 | if (desc_size < sizeof(struct mlx5_wqe_srq_next_seg)) | 275 | if (desc_size < sizeof(struct mlx5_wqe_srq_next_seg)) { |
| 274 | return ERR_PTR(-EINVAL); | 276 | err = -EINVAL; |
| 277 | goto err_srq; | ||
| 278 | } | ||
| 275 | srq->msrq.max_avail_gather = (desc_size - sizeof(struct mlx5_wqe_srq_next_seg)) / | 279 | srq->msrq.max_avail_gather = (desc_size - sizeof(struct mlx5_wqe_srq_next_seg)) / |
| 276 | sizeof(struct mlx5_wqe_data_seg); | 280 | sizeof(struct mlx5_wqe_data_seg); |
| 277 | srq->msrq.wqe_shift = ilog2(desc_size); | 281 | srq->msrq.wqe_shift = ilog2(desc_size); |
| 278 | buf_size = srq->msrq.max * desc_size; | 282 | buf_size = srq->msrq.max * desc_size; |
| 279 | if (buf_size < desc_size) | 283 | if (buf_size < desc_size) { |
| 280 | return ERR_PTR(-EINVAL); | 284 | err = -EINVAL; |
| 285 | goto err_srq; | ||
| 286 | } | ||
| 281 | in.type = init_attr->srq_type; | 287 | in.type = init_attr->srq_type; |
| 282 | 288 | ||
| 283 | if (pd->uobject) | 289 | if (pd->uobject) |
