diff mbox series

[for-rc,4/6] RDMA/hns: Remove unnecessary checks for NULL in mtr_alloc_bufs()

Message ID 20231129094434.134528-5-huangjunxian6@hisilicon.com (mailing list archive)
State Superseded
Delegated to: Leon Romanovsky
Headers show
Series Bugfixes and improvements for hns RoCE | expand

Commit Message

Junxian Huang Nov. 29, 2023, 9:44 a.m. UTC 
From: Chengchang Tang <tangchengchang@huawei.com>

ib_umem_get() never return NULL.

Fixes: 3c873161a0d7 ("RDMA/hns: Add support for addressing when hopnum is 0")
Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Junxian Huang <huangjunxian6@hisilicon.com>
---
 drivers/infiniband/hw/hns/hns_roce_mr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/infiniband/hw/hns/hns_roce_mr.c b/drivers/infiniband/hw/hns/hns_roce_mr.c
index 14376490ac22..e71988a6c277 100644
--- a/drivers/infiniband/hw/hns/hns_roce_mr.c
+++ b/drivers/infiniband/hw/hns/hns_roce_mr.c
@@ -674,7 +674,7 @@  static int mtr_alloc_bufs(struct hns_roce_dev *hr_dev, struct hns_roce_mtr *mtr,
 		mtr->kmem = NULL;
 		mtr->umem = ib_umem_get(ibdev, user_addr, total_size,
 					buf_attr->user_access);
-		if (IS_ERR_OR_NULL(mtr->umem)) {
+		if (IS_ERR(mtr->umem)) {
 			ibdev_err(ibdev, "failed to get umem, ret = %ld.\n",
 				  PTR_ERR(mtr->umem));
 			return -ENOMEM;