netdev - Re: [PATCH iproute2-next v3 2/8] iplink: Correctly report error when network device isn't found

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Message-ID: <7e10e648-cb50-4e0c-a4fb-b672eda0db0c@gmail.com>
Date:   Sun, 25 Feb 2018 14:07:08 +0200
From:   Serhey Popovych <serhe.popovych@...il.com>
To:     David Ahern <dsahern@...il.com>, netdev@...r.kernel.org
Subject: Re: [PATCH iproute2-next v3 2/8] iplink: Correctly report error when
 network device isn't found

David Ahern wrote:
> On 2/22/18 6:02 AM, Serhey Popovych wrote:
>> @@ -650,6 +658,9 @@ int iplink_parse(int argc, char **argv, struct iplink_req *req,
>>  			bool drv = strcmp(*argv, "xdpdrv") == 0;
>>  			bool offload = strcmp(*argv, "xdpoffload") == 0;
>>  
>> +			if (offload)
>> +				has_dev(*dev, dev_index);
>> +
> 
> I think this is actually the wrong direction. seems to me argv should be
> passed to xdp_parse rather than the generic, drv, offload bool's. That
> function can then the check on which option it is and has the knowledge
> about whether a device is needed or not.

Okay, I probably will prepare another change instead that accounts your
suggestions. Will add it to v4 later.

> 
> 
>>  			NEXT_ARG();
>>  			if (xdp_parse(&argc, &argv, req, dev_index,
>>  				      generic, drv, offload))




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