diff --git a/drivers/net/ethernet/airoha/airoha_eth.c b/drivers/net/ethernet/airoha/airoha_eth.c
index 79418e682f71..d9a44a11d8db 100644
--- a/drivers/net/ethernet/airoha/airoha_eth.c
+++ b/drivers/net/ethernet/airoha/airoha_eth.c
@@ -2078,7 +2078,7 @@ static int airoha_dev_init(struct net_device *netdev)
 		fallthrough;
 	case AIROHA_GDM2_IDX:
 		/* GDM2 is always used as wan */
-		dev->flags |= AIROHA_PRIV_F_WAN;
+		set_bit(AIROHA_DEV_F_WAN, &dev->flags);
 		break;
 	default:
 		break;
diff --git a/drivers/net/ethernet/airoha/airoha_eth.h b/drivers/net/ethernet/airoha/airoha_eth.h
index fe934f9ffe8a..24dd16fc509a 100644
--- a/drivers/net/ethernet/airoha/airoha_eth.h
+++ b/drivers/net/ethernet/airoha/airoha_eth.h
@@ -570,8 +570,8 @@ struct airoha_qdma {
 	DECLARE_BITMAP(qos_channel_map, AIROHA_NUM_QOS_CHANNELS);
 };
 
-enum airoha_priv_flags {
-	AIROHA_PRIV_F_WAN = BIT(0),
+enum airoha_dev_flags {
+	AIROHA_DEV_F_WAN,
 };
 
 struct airoha_gdm_dev {
@@ -584,7 +584,7 @@ struct airoha_gdm_dev {
 	u64 cpu_tx_packets;
 	u64 fwd_tx_packets;
 
-	u32 flags;
+	unsigned long flags;
 	int nbq;
 
 	struct airoha_hw_stats stats;
@@ -694,7 +694,7 @@ static inline u16 airoha_qdma_get_txq(struct airoha_qdma *qdma, u16 qid)
 
 static inline bool airoha_is_lan_gdm_dev(struct airoha_gdm_dev *dev)
 {
-	return !(dev->flags & AIROHA_PRIV_F_WAN);
+	return !test_bit(AIROHA_DEV_F_WAN, &dev->flags);
 }
 
 static inline bool airoha_is_7581(struct airoha_eth *eth)