diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/qp.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 51e68ca20215..d4414015b64f 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -631,22 +631,23 @@ static void mlx5_ib_unlock_cqs(struct mlx5_ib_cq *send_cq, struct mlx5_ib_cq *recv_cq); int bfregn_to_uar_index(struct mlx5_ib_dev *dev, - struct mlx5_bfreg_info *bfregi, int bfregn, + struct mlx5_bfreg_info *bfregi, u32 bfregn, bool dyn_bfreg) { - int bfregs_per_sys_page; - int index_of_sys_page; - int offset; + unsigned int bfregs_per_sys_page; + u32 index_of_sys_page; + u32 offset; bfregs_per_sys_page = get_uars_per_sys_page(dev, bfregi->lib_uar_4k) * MLX5_NON_FP_BFREGS_PER_UAR; index_of_sys_page = bfregn / bfregs_per_sys_page; - if (index_of_sys_page >= bfregi->num_sys_pages) - return -EINVAL; - if (dyn_bfreg) { index_of_sys_page += bfregi->num_static_sys_pages; + + if (index_of_sys_page >= bfregi->num_sys_pages) + return -EINVAL; + if (bfregn > bfregi->num_dyn_bfregs || bfregi->sys_pages[index_of_sys_page] == MLX5_IB_INVALID_UAR_INDEX) { mlx5_ib_dbg(dev, "Invalid dynamic uar index\n"); |