net: hns: use to_platform_device()

Use to_platform_device() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c
index 8c30cec..d2263c7 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c
@@ -499,8 +499,7 @@ void hns_rcb_get_cfg(struct rcb_common_cb *rcb_common)
        int base_irq_idx = hns_rcb_get_base_irq_idx(rcb_common);
        struct device_node *np = rcb_common->dsaf_dev->dev->of_node;
        struct platform_device *pdev =
-               container_of(rcb_common->dsaf_dev->dev,
-                            struct platform_device, dev);
+               to_platform_device(rcb_common->dsaf_dev->dev);
        bool is_ver1 = AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver);
 
        for (i = 0; i < ring_num; i++) {