--- /dev/null
+From 5b69874f74cc5707edd95fcdaa757c507ac8af0f Mon Sep 17 00:00:00 2001
+From: Mahesh Bandewar <maheshb@google.com>
+Date: Fri, 16 Jul 2021 16:09:41 -0700
+Subject: bonding: fix build issue
+
+From: Mahesh Bandewar <maheshb@google.com>
+
+commit 5b69874f74cc5707edd95fcdaa757c507ac8af0f upstream.
+
+The commit 9a5605505d9c (" bonding: Add struct bond_ipesc to manage SA") is causing
+following build error when XFRM is not selected in kernel config.
+
+lld: error: undefined symbol: xfrm_dev_state_flush
+>>> referenced by bond_main.c:3453 (drivers/net/bonding/bond_main.c:3453)
+>>> net/bonding/bond_main.o:(bond_netdev_event) in archive drivers/built-in.a
+
+Fixes: 9a5605505d9c (" bonding: Add struct bond_ipesc to manage SA")
+Signed-off-by: Mahesh Bandewar <maheshb@google.com>
+CC: Taehee Yoo <ap420073@gmail.com>
+CC: Jay Vosburgh <jay.vosburgh@canonical.com>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+ drivers/net/bonding/bond_main.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+--- a/drivers/net/bonding/bond_main.c
++++ b/drivers/net/bonding/bond_main.c
+@@ -3416,7 +3416,9 @@ static int bond_master_netdev_event(unsi
+ return bond_event_changename(event_bond);
+ case NETDEV_UNREGISTER:
+ bond_remove_proc_entry(event_bond);
++#ifdef CONFIG_XFRM_OFFLOAD
+ xfrm_dev_state_flush(dev_net(bond_dev), bond_dev, true);
++#endif /* CONFIG_XFRM_OFFLOAD */
+ break;
+ case NETDEV_REGISTER:
+ bond_create_proc_entry(event_bond);