patches/kernel/0002-bridge-keep-MAC-of-first-assigned-port.patch

   1 From d9166325bf8b4d5a4c7aeb6a15c30c90ffc28347 Mon Sep 17 00:00:00 2001
   2 From: =?UTF-8?q?Fabian=20Gr=C3=BCnbichler?= <f.gruenbichler@proxmox.com>
   3 Date: Thu, 14 Sep 2017 11:02:18 +0200
   4 Subject: [PATCH 002/231] bridge: keep MAC of first assigned port
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=UTF-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 original commit message:
  10
  11 Default bridge changes MAC dynamically using smallest MAC of all
  12 connected ports (for no real reason). To avoid problems with ARP
  13 we simply use the MAC of the first connected port.
  14
  15 Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
  16 ---
  17  net/bridge/br_stp_if.c | 5 +----
  18  1 file changed, 1 insertion(+), 4 deletions(-)
  19
  20 diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
  21 index 89110319ef0f..5e73fff65f47 100644
  22 --- a/net/bridge/br_stp_if.c
  23 +++ b/net/bridge/br_stp_if.c
  24 @@ -259,10 +259,7 @@ bool br_stp_recalculate_bridge_id(struct net_bridge *br)
  25                 return false;
  26
  27         list_for_each_entry(p, &br->port_list, list) {
  28 -               if (addr == br_mac_zero ||
  29 -                   memcmp(p->dev->dev_addr, addr, ETH_ALEN) < 0)
  30 -                       addr = p->dev->dev_addr;
  31 -
  32 +               addr = p->dev->dev_addr;
  33         }
  34
  35         if (ether_addr_equal(br->bridge_id.addr, addr))
  36 --
  37 2.14.2
  38