From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/net/batman-adv/soft-interface.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/kernel/net/batman-adv/soft-interface.c b/kernel/net/batman-adv/soft-interface.c
index 8f7c778..7ac16d7 100644
--- a/kernel/net/batman-adv/soft-interface.c
+++ b/kernel/net/batman-adv/soft-interface.c
@@ -156,11 +156,14 @@
static int batadv_interface_change_mtu(struct net_device *dev, int new_mtu)
{
+ struct batadv_priv *bat_priv = netdev_priv(dev);
+
/* check ranges */
if (new_mtu < 68 || new_mtu > batadv_hardif_min_mtu(dev))
return -EINVAL;
dev->mtu = new_mtu;
+ bat_priv->mtu_set_by_user = new_mtu;
return 0;
}
--
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