From 2477bc9a3db53540c64687c79efae9a7f1f60cef Mon Sep 17 00:00:00 2001
From: Jonathan Toppins <jtoppins@cumulusnetworks.com>
Date: Mon, 26 Jan 2015 01:16:57 -0500
Subject: [PATCH] bonding: update bond carrier state when min_links option
 changes

Cc: Andy Gospodarek <gospo@cumulusnetworks.com>
Signed-off-by: Jonathan Toppins <jtoppins@cumulusnetworks.com>
Signed-off-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 drivers/net/bonding/bond_main.c    | 2 +-
 drivers/net/bonding/bond_options.c | 1 +
 include/net/bonding.h              | 1 +
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index f47bc433407a17..f83ace6bab2f06 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -334,7 +334,7 @@ static int bond_vlan_rx_kill_vid(struct net_device *bond_dev,
  *
  * Returns zero if carrier state does not change, nonzero if it does.
  */
-static int bond_set_carrier(struct bonding *bond)
+int bond_set_carrier(struct bonding *bond)
 {
 	struct list_head *iter;
 	struct slave *slave;
diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
index 9bd538d4474b68..4df28943d22290 100644
--- a/drivers/net/bonding/bond_options.c
+++ b/drivers/net/bonding/bond_options.c
@@ -1181,6 +1181,7 @@ static int bond_option_min_links_set(struct bonding *bond,
 	netdev_info(bond->dev, "Setting min links value to %llu\n",
 		    newval->value);
 	bond->params.min_links = newval->value;
+	bond_set_carrier(bond);
 
 	return 0;
 }
diff --git a/include/net/bonding.h b/include/net/bonding.h
index 983a94b86b954c..29f53eacac0a4c 100644
--- a/include/net/bonding.h
+++ b/include/net/bonding.h
@@ -525,6 +525,7 @@ void bond_sysfs_slave_del(struct slave *slave);
 int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev);
 int bond_release(struct net_device *bond_dev, struct net_device *slave_dev);
 u32 bond_xmit_hash(struct bonding *bond, struct sk_buff *skb);
+int bond_set_carrier(struct bonding *bond);
 void bond_select_active_slave(struct bonding *bond);
 void bond_change_active_slave(struct bonding *bond, struct slave *new_active);
 void bond_create_debugfs(void);
-- 
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