netdev - [PATCH net-next 10/13] net: fec: fec_enet_rx_queue(): replace open coded cast by skb_vlan_eth

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Message-Id: <20241016-fec-cleanups-v1-10-de783bd15e6a@pengutronix.de>
Date: Wed, 16 Oct 2024 23:51:58 +0200
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: Wei Fang <wei.fang@....com>, Shenwei Wang <shenwei.wang@....com>, 
 Clark Wang <xiaoning.wang@....com>, "David S. Miller" <davem@...emloft.net>, 
 Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, 
 Paolo Abeni <pabeni@...hat.com>, Richard Cochran <richardcochran@...il.com>
Cc: imx@...ts.linux.dev, netdev@...r.kernel.org, 
 linux-kernel@...r.kernel.org, kernel@...gutronix.de, 
 Marc Kleine-Budde <mkl@...gutronix.de>
Subject: [PATCH net-next 10/13] net: fec: fec_enet_rx_queue(): replace open
 coded cast by skb_vlan_eth_hdr()

In order to clean up the VLAN handling, replace an open coded cast
from skb->data to the vlan header with skb_vlan_eth_hdr().

Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.de>
---
 drivers/net/ethernet/freescale/fec_main.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index eb26e869c026225194f4df66db145494408bfe8a..fd7a78ec5fa8ac0f7d141779938a4690594dbef1 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -1819,8 +1819,7 @@ fec_enet_rx_queue(struct net_device *ndev, u16 queue_id, int budget)
 		    fep->bufdesc_ex &&
 		    (ebdp->cbd_esc & cpu_to_fec32(BD_ENET_RX_VLAN))) {
 			/* Push and remove the vlan tag */
-			struct vlan_hdr *vlan_header =
-					(struct vlan_hdr *) (data + ETH_HLEN);
+			struct vlan_ethhdr *vlan_header = skb_vlan_eth_hdr(skb);
 			vlan_tag = ntohs(vlan_header->h_vlan_TCI);

 			vlan_packet_rcvd = true;

-- 
2.45.2