From ad49bc6361ca29e3318b6f71a6fc361d2a8c9f26 Mon Sep 17 00:00:00 2001
From: Hangbin Liu <liuhangbin@gmail.com>
Date: Mon, 18 Feb 2019 17:14:25 +0800
Subject: [PATCH] net: vrf: remove MTU limits for vrf device
Similiar to commit e94cd8113ce63 ("net: remove MTU limits for dummy and
ifb device"), MTU is irrelevant for VRF device. We init it as 64K while
limit it to [68, 1500] may make users feel confused.
Reported-by: Jianlin Shi <jishi@redhat.com>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/vrf.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index 95909e262ba43..7c1430ed02445 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -1273,6 +1273,9 @@ static void vrf_setup(struct net_device *dev)
/* default to no qdisc; user can add if desired */
dev->priv_flags |= IFF_NO_QUEUE;
+
+ dev->min_mtu = 0;
+ dev->max_mtu = 0;
}
static int vrf_validate(struct nlattr *tb[], struct nlattr *data[],
--
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