netdev - Re: [PATCH 5/6]: nl80211: Eliminate reference to BUS_ID

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Message-Id: <20090528.010830.45004716.davem@davemloft.net>
Date:	Thu, 28 May 2009 01:08:30 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	marcel@...tmann.org
Cc:	netdev@...r.kernel.org, kay.sievers@...y.org, greg@...ah.com,
	johannes@...solutions.net
Subject: Re: [PATCH 5/6]: nl80211: Eliminate reference to BUS_ID_SIZE.

From: Marcel Holtmann <marcel@...tmann.org>
Date: Thu, 28 May 2009 09:27:23 +0200

>> @@ -57,7 +57,7 @@ static int get_drv_dev_by_info_ifindex(struct nlattr **attrs,
>>  static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
>>  	[NL80211_ATTR_WIPHY] = { .type = NLA_U32 },
>>  	[NL80211_ATTR_WIPHY_NAME] = { .type = NLA_NUL_STRING,
>> -				      .len = BUS_ID_SIZE-1 },
>> +				      .len = 20-1 },
>>  	[NL80211_ATTR_WIPHY_TXQ_PARAMS] = { .type = NLA_NESTED },
>>  	[NL80211_ATTR_WIPHY_FREQ] = { .type = NLA_U32 },
>>  	[NL80211_ATTR_WIPHY_CHANNEL_TYPE] = { .type = NLA_U32 },
> 
> this patch is actually wrong.

It cannot be right or wrong, it is merely replacing an existing value
with the constant equivalent.  It is a change which does absolutely
nothing.

> You should remove the .len value all together since the phy name has
> no limit anymore and so shouldn't the netlink API.

Anyone is free to make that improvement.  But that's now what
I am trying to accomplish here.
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