From: Daniele Palmas <dnlplm@gmail.com>
Date: Fri, 4 Jan 2019 13:26:10 +0100
Subject: qmi_wwan: add MTU default to qmap network interface
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Git-commit: f87118d5760f00af7228033fbe783c7f380d2866
Patch-mainline: v5.0-rc3
References: networking-stable-19_01_22
This patch adds MTU default value to qmap network interface in
order to avoid "RTNETLINK answers: No buffer space available"
error when setting an ipv6 address.
Signed-off-by: Daniele Palmas <dnlplm@gmail.com>
Acked-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
drivers/net/usb/qmi_wwan.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -123,6 +123,7 @@ static void qmimux_setup(struct net_devi
dev->addr_len = 0;
dev->flags = IFF_POINTOPOINT | IFF_NOARP | IFF_MULTICAST;
dev->netdev_ops = &qmimux_netdev_ops;
+ dev->mtu = 1500;
dev->needs_free_netdev = true;
}