netdev - Re: [PATCH net-next 3/3] bonding: cleanup some redundant code and wrong variables

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Message-ID: <52E07F40.30305@huawei.com>
Date:	Thu, 23 Jan 2014 10:32:32 +0800
From:	Ding Tianhong <dingtianhong@...wei.com>
To:	Nikolay Aleksandrov <nikolay@...hat.com>,
	Jay Vosburgh <fubar@...ibm.com>,
	Veaceslav Falico <vfalico@...hat.com>,
	Andy Gospodarek <andy@...yhouse.net>,
	"David S. Miller" <davem@...emloft.net>,
	Netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 3/3] bonding: cleanup some redundant code and
 wrong variables

On 2014/1/22 22:28, Nikolay Aleksandrov wrote:
> On 01/22/2014 10:22 AM, Ding Tianhong wrote:
>> The dev_set_mac_address() will check the dev->netdev_ops->ndo_set_mac_address,
>> so no need to check it in bond_set_mac_address().
>>
>> Fix the wrong variables for pr_err().
>>
>> Cc: Jay Vosburgh <fubar@...ibm.com>
>> Cc: Veaceslav Falico <vfalico@...hat.com>
>> Cc: Andy Gospodarek <andy@...yhouse.net>
>> Signed-off-by: Ding Tianhong <dingtianhong@...wei.com>
>> ---
>>  drivers/net/bonding/bond_main.c | 10 +---------
>>  1 file changed, 1 insertion(+), 9 deletions(-)
>>
>> diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
>> index ce0f5c0..9d92f46 100644
>> --- a/drivers/net/bonding/bond_main.c
>> +++ b/drivers/net/bonding/bond_main.c
>> @@ -3509,15 +3509,7 @@ static int bond_set_mac_address(struct net_device *bond_dev, void *addr)
>>  	 */
>>  
>>  	bond_for_each_slave(bond, slave, iter) {
>> -		const struct net_device_ops *slave_ops = slave->dev->netdev_ops;
>>  		pr_debug("slave %p %s\n", slave, slave->dev->name);
>> -
>> -		if (slave_ops->ndo_set_mac_address == NULL) {
>> -			res = -EOPNOTSUPP;
>> -			pr_debug("EOPNOTSUPP %s\n", slave->dev->name);
>> -			goto unwind;
>> -		}
>> -
>>  		res = dev_set_mac_address(slave->dev, addr);
>>  		if (res) {
>>  			/* TODO: consider downing the slave
>> @@ -4317,7 +4309,7 @@ static int bond_check_params(struct bond_params *params)
>>  						      fail_over_mac_tbl);
>>  		if (fail_over_mac_value == -1) {
>>  			pr_err("Error: invalid fail_over_mac \"%s\"\n",
>> -			       arp_validate == NULL ? "NULL" : arp_validate);
>> +			       fail_over_mac == NULL ? "NULL" : fail_over_mac);
>>  			return -EINVAL;
>>  		}
> My option API changes include a fix for this which also removes the NULL check
> as it's already checked earlier if fail_over_mac is != NULL. If you'd like to
> fix this yourself I think you can also skip the NULL check when printing the error.
> 
yes, it exist a long time, need to update. thanks.

> Cheers,
>  Nik
>>  
>>
> 
> 
> .
> 


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