From: Luciano Coelho <coelho@ti.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Daniel Drake <dsd@laptop.org>, Pavel Roskin <proski@gnu.org>,
linux-wireless <linux-wireless@vger.kernel.org>
Subject: Re: Making sense of cfg80211_scan_request.n_ssids
Date: Tue, 09 Aug 2011 12:42:33 +0300 [thread overview]
Message-ID: <1312882953.2407.140.camel@cumari> (raw)
In-Reply-To: <1312882809.4109.4.camel@jlt3.sipsolutions.net>
On Tue, 2011-08-09 at 11:40 +0200, Johannes Berg wrote:
> On Tue, 2011-08-09 at 12:36 +0300, Luciano Coelho wrote:
>
> > > Yeah. "iw dev eth0 scan passive" will cause n_ssids to be 0.
> >
> > I think the question was slightly different. As I understand, Daniel
> > wants to know why the n_ssids is 1 even if no SSID is passed from user
> > space.
>
> Well, actually, in the iw scan/iwlist scan case an SSID _is_ passed from
> userspace: the zero-length wildcard SSID. I made iw do that because an
> active scan is more useful :-)
Yep, I can't agree more. :)
--
Cheers,
Luca.
prev parent reply other threads:[~2011-08-09 9:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-02 17:35 Making sense of cfg80211_scan_request.n_ssids Daniel Drake
2011-08-02 22:10 ` Pavel Roskin
2011-08-08 8:37 ` Johannes Berg
2011-08-09 9:36 ` Luciano Coelho
2011-08-09 9:40 ` Johannes Berg
2011-08-09 9:42 ` Luciano Coelho [this message]
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