diff --git a/drivers/infiniband/hw/hns/hns_roce_alloc.c b/drivers/infiniband/hw/hns/hns_roce_alloc.c
index 8b68f9375b2c..f950ec41a3f0 100644
--- a/drivers/infiniband/hw/hns/hns_roce_alloc.c
+++ b/drivers/infiniband/hw/hns/hns_roce_alloc.c
@@ -66,20 +66,10 @@ int hns_roce_bitmap_alloc(struct hns_roce_bitmap *bitmap, unsigned long *obj)
 void hns_roce_bitmap_free(struct hns_roce_bitmap *bitmap, unsigned long obj,
 			  int rr)
 {
-	hns_roce_bitmap_free_range(bitmap, obj, 1, rr);
-}
-
-void hns_roce_bitmap_free_range(struct hns_roce_bitmap *bitmap,
-				unsigned long obj, int cnt,
-				int rr)
-{
-	int i;
-
 	obj &= bitmap->max + bitmap->reserved_top - 1;
 
 	spin_lock(&bitmap->lock);
-	for (i = 0; i < cnt; i++)
-		clear_bit(obj + i, bitmap->table);
+	clear_bit(obj, bitmap->table);
 
 	if (!rr)
 		bitmap->last = min(bitmap->last, obj);
diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h
index 94ff7c0587cf..d8080190116d 100644
--- a/drivers/infiniband/hw/hns/hns_roce_device.h
+++ b/drivers/infiniband/hw/hns/hns_roce_device.h
@@ -1162,9 +1162,6 @@ int hns_roce_bitmap_init(struct hns_roce_bitmap *bitmap, u32 num, u32 mask,
 			 u32 reserved_bot, u32 resetrved_top);
 void hns_roce_bitmap_cleanup(struct hns_roce_bitmap *bitmap);
 void hns_roce_cleanup_bitmap(struct hns_roce_dev *hr_dev);
-void hns_roce_bitmap_free_range(struct hns_roce_bitmap *bitmap,
-				unsigned long obj, int cnt,
-				int rr);
 
 int hns_roce_create_ah(struct ib_ah *ah, struct rdma_ah_init_attr *init_attr,
 		       struct ib_udata *udata);