linux-kernel - [PATCH net-next v7 5/8] net: stmmac: Get the TC number of net_device by netdev_get_num

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Message-Id: <4c19d46ee5f6d4229e86eb6195295cf8916b4c09.1730376866.git.0x1207@gmail.com>
Date: Thu, 31 Oct 2024 20:37:59 +0800
From: Furong Xu <0x1207@...il.com>
To: netdev@...r.kernel.org,
	linux-stm32@...md-mailman.stormreply.com,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Cc: Vladimir Oltean <olteanv@...il.com>,
	Andrew Lunn <andrew@...n.ch>,
	Simon Horman <horms@...nel.org>,
	andrew+netdev@...n.ch,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Jose Abreu <joabreu@...opsys.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	xfr@...look.com,
	Furong Xu <0x1207@...il.com>
Subject: [PATCH net-next v7 5/8] net: stmmac: Get the TC number of net_device by netdev_get_num_tc()

netdev_get_num_tc() is the right method, we should not access
net_device.num_tc directly.

Signed-off-by: Furong Xu <0x1207@...il.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c
index fe0877ef5f4f..f07972e47737 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c
@@ -304,7 +304,7 @@ int dwmac5_fpe_map_preemption_class(struct net_device *ndev,
 {
 	u32 val, offset, count, queue_weight, preemptible_txqs = 0;
 	struct stmmac_priv *priv = netdev_priv(ndev);
-	u32 num_tc = ndev->num_tc;
+	int num_tc = netdev_get_num_tc(ndev);
 
 	if (!pclass)
 		goto update_mapping;
-- 
2.34.1