netdev - [PATCH net-next 7/9] lan78xx: set maximum MTU

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Message-Id: <20210204113121.29786-8-john.efstathiades@pebblebay.com>
Date:   Thu,  4 Feb 2021 11:31:19 +0000
From:   John Efstathiades <john.efstathiades@...blebay.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     UNGLinuxDriver@...rochip.com, davem@...emloft.net,
        netdev@...r.kernel.org, john.efstathiades@...blebay.com
Subject: [PATCH net-next 7/9] lan78xx: set maximum MTU

Fix setting of maximum MTU to support jumbo frames.

This was missed in the work to add the NAPI support.

Signed-off-by: John Efstathiades <john.efstathiades@...blebay.com>
---
 drivers/net/usb/lan78xx.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index a4278f9dc319..9bd21d17d6f1 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -4252,6 +4252,9 @@ static int lan78xx_probe(struct usb_interface *intf,
 	if (ret < 0)
 		goto out3;
 
+	/* MTU range: 68 - 9000 */
+	netdev->max_mtu = LAN78XX_MAX_MTU;
+
 	netif_set_gso_max_size(netdev, LAN78XX_TSO_SIZE(dev));
 
 	netif_napi_add(netdev, &dev->napi, lan78xx_poll, LAN78XX_NAPI_WEIGHT);
-- 
2.17.1