diff options
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_pd.c')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_pd.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_pd.c b/drivers/infiniband/hw/hns/hns_roce_pd.c index 0cd6132b75f0..05db7d59812a 100644 --- a/drivers/infiniband/hw/hns/hns_roce_pd.c +++ b/drivers/infiniband/hw/hns/hns_roce_pd.c @@ -110,6 +110,10 @@ int hns_roce_uar_alloc(struct hns_roce_dev *hr_dev, struct hns_roce_uar *uar) (hr_dev->caps.phy_num_uars - 1) + 1; res = platform_get_resource(hr_dev->pdev, IORESOURCE_MEM, 0); + if (!res) { + dev_err(&hr_dev->pdev->dev, "memory resource not found!\n"); + return -EINVAL; + } uar->pfn = ((res->start) >> PAGE_SHIFT) + uar->index; return 0; |