Re: [PATCH net-next] bonding: remove entries for master_ip and vlan_ip and query devices instead

[David Miller <davem@davemloft.net>]

From: Andy Gospodarek <andy@greyhouse.net>
Date: Fri, 16 Mar 2012 09:48:23 -0400

> On Thu, Mar 15, 2012 at 9:03 PM, Jay Vosburgh <fubar@us.ibm.com> wrote:
>>>@@ -2618,7 +2624,9 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave)
>>>               if (!bond_vlan_used(bond)) {
>>>                       pr_debug("basa: empty vlan: arp_send\n");
>>>                       bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i],
>>>-                                    bond->master_ip, 0);
>>>+                                    bond_confirm_addr(bond->dev,
>>>+                                                      targets[i],
>>>+                                                      0), 0);
>>
>>        Same comment here and for the later calls to bond_confirm_addr,
>> here putting "targets[i]" and perhaps the 0 on the previous line,
>> although I'm less sure that it won't look funky.
>>
>>        -J
>>
> 
> These we a bit tough to get looking great.  What I did really seemed
> like the best I could do and keep it to a reasonable length.  If you
> want me to just keep the length of these lines <100 characters wide, I
> could combine them into the same line.  Either way is fine with me,
> but I really just didn't want the code to get too wide and hard to
> read when using a standard size terminal.

It seems to me that the easiest thing to do is:

	__be32 addr = bond_confirm_addr(bond->dev, targets[i], 0);
	bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i], addr, 0);

And actually this sequence is used in three places, so even better
to put it into a helper function.