diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
index b8a09d411e2e5..68c8c4b225ca3 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
@@ -1447,7 +1447,7 @@ struct hns_roce_v2_priv {
 
 struct hns_roce_dip {
 	u8 dgid[GID_LEN_V2];
-	u8 dip_idx;
+	u32 dip_idx;
 	struct list_head node;	/* all dips are on a list */
 };