The method ndo_start_xmit() is defined as returning an 'netdev_tx_t', which is a typedef for an enum type, so make sure the implementation in this driver has returns 'netdev_tx_t' value, and change the function return type to netdev_tx_t. Found by coccinelle. Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> --- net/hsr/hsr_device.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/hsr/hsr_device.c b/net/hsr/hsr_device.c index b8cd43c..a067150 100644 --- a/net/hsr/hsr_device.c +++ b/net/hsr/hsr_device.c @@ -233,7 +233,7 @@ static netdev_features_t hsr_fix_features(struct net_device *dev, } -static int hsr_dev_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t hsr_dev_xmit(struct sk_buff *skb, struct net_device *dev) { struct hsr_priv *hsr = netdev_priv(dev); struct hsr_port *master; -- 1.8.3.1