net: geneve: set IFF_POINTOPOINT with IFLA_GENEVE_INNER_PROTO_INHERIT

miegl · davem330 · commit 45ef71d108e6 · 2023-03-15T08:12:04.000Z
The GENEVE tunnel used with IFLA_GENEVE_INNER_PROTO_INHERIT is
point-to-point, so set IFF_POINTOPOINT to reflect that.

Signed-off-by: Josef Miegl &lt;josef@miegl.cz&gt;
Reviewed-by: Simon Horman &lt;simon.horman@corigine.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
@@ -1426,7 +1426,7 @@ static int geneve_configure(struct net *net, struct net_device *dev,
 		dev->type = ARPHRD_NONE;
 		dev->hard_header_len = 0;
 		dev->addr_len = 0;
-		dev->flags = IFF_NOARP;
+		dev->flags = IFF_POINTOPOINT | IFF_NOARP;
 	}
 
 	err = register_netdevice(dev);

Original file line number	Diff line number	Diff line change
`@@ -1426,7 +1426,7 @@ static int geneve_configure(struct net net, struct net_device dev,`
`1426`	`1426`	`dev->type = ARPHRD_NONE;`
`1427`	`1427`	`dev->hard_header_len = 0;`
`1428`	`1428`	`dev->addr_len = 0;`
`1429`		`- dev->flags = IFF_NOARP;`
	`1429`	`+ dev->flags = IFF_POINTOPOINT \| IFF_NOARP;`
`1430`	`1430`	`}`
`1431`	`1431`
`1432`	`1432`	`err = register_netdevice(dev);`