diff options
Diffstat (limited to 'drivers/infiniband/hw')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/qp.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 6efd770797d1..351c2efceb35 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -5362,7 +5362,9 @@ static int set_user_rq_size(struct mlx5_ib_dev *dev, rwq->wqe_count = ucmd->rq_wqe_count; rwq->wqe_shift = ucmd->rq_wqe_shift; - rwq->buf_size = (rwq->wqe_count << rwq->wqe_shift); + if (check_shl_overflow(rwq->wqe_count, rwq->wqe_shift, &rwq->buf_size)) + return -EINVAL; + rwq->log_rq_stride = rwq->wqe_shift; rwq->log_rq_size = ilog2(rwq->wqe_count); return 0; |