bonding: do not cancel works in bond_uninit()

Bonding initializes these works in bond_open() and cancels in bond_close(),
thus in bond_uninit() they are already canceled but may be unitialized yet.
Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: Nikolay Aleksandrov <nikolay@redhat.com>
Cc: Jay Vosburgh <fubar@us.ibm.com>
Cc: Andy Gospodarek <andy@greyhouse.net>
Cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/bonding/bond_main.c

@@ -4431,8 +4431,6 @@ static void bond_uninit(struct net_device *bond_dev)
 
 	list_del(&bond->bond_list);
 
-	bond_work_cancel_all(bond);
-
 	bond_debug_unregister(bond);
 
 	__hw_addr_flush(&bond->mc_list);