4751c5ff82
More info: * fix mac addr change: https://lists.open-mesh.org/pipermail/b.a.t.m.a.n/2012-September/008026.html * symmetry check: https://lists.open-mesh.org/pipermail/b.a.t.m.a.n/2012-September/008021.html Signed-off-by: Marek Lindner <lindner_marek@yahoo.de> git-svn-id: svn://svn.openwrt.org/openwrt/packages@33588 3c298f89-4303-0410-b956-a3cf2f4a3e73
46 lines
1.4 KiB
Diff
46 lines
1.4 KiB
Diff
From 86fa71a4985f60da5918e1f43136dae77852cdc3 Mon Sep 17 00:00:00 2001
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From: Def <def@laposte.net>
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Date: Thu, 20 Sep 2012 14:56:13 +0200
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Subject: [PATCH] batman-adv: Fix change mac address of soft iface.
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Into function interface_set_mac_addr, the function tt_local_add was
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invoked before updating dev->dev_addr. The new MAC address was not
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tagged as NoPurge.
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Signed-off-by: Def <def@laposte.net>
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---
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soft-interface.c | 7 +++++--
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1 files changed, 5 insertions(+), 2 deletions(-)
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diff --git a/soft-interface.c b/soft-interface.c
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index cf26e41..b762068 100644
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--- a/soft-interface.c
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+++ b/soft-interface.c
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@@ -100,18 +100,21 @@ static int batadv_interface_set_mac_addr(struct net_device *dev, void *p)
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{
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struct batadv_priv *bat_priv = netdev_priv(dev);
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struct sockaddr *addr = p;
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+ uint8_t old_addr[ETH_ALEN];
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if (!is_valid_ether_addr(addr->sa_data))
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return -EADDRNOTAVAIL;
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+ memcpy(old_addr, dev->dev_addr, ETH_ALEN);
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+ memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
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+
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/* only modify transtable if it has been initialized before */
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if (atomic_read(&bat_priv->mesh_state) == BATADV_MESH_ACTIVE) {
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- batadv_tt_local_remove(bat_priv, dev->dev_addr,
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+ batadv_tt_local_remove(bat_priv, old_addr,
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"mac address changed", false);
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batadv_tt_local_add(dev, addr->sa_data, BATADV_NULL_IFINDEX);
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}
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- memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
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dev->addr_assign_type &= ~NET_ADDR_RANDOM;
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return 0;
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}
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--
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1.7.9.1
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