linux-kernel - Re: Kernel NULL pointer when loading bcm43xx-mac80211 with fwpostfix = ".fw4"

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Message-Id: <200704071945.30680.mb@bu3sch.de>
Date:	Sat, 7 Apr 2007 19:45:30 +0200
From:	Michael Buesch <mb@...sch.de>
To:	Larry Finger <larry.finger@...inger.net>
Cc:	Johannes Berg <johannes@...solutions.net>,
	bcm43xx-dev@...ts.berlios.de,
	"linux-kernel, " <linux-kernel@...r.kernel.org>
Subject: Re: Kernel NULL pointer when loading bcm43xx-mac80211 with	fwpostfix = ".fw4"

On Saturday 07 April 2007 19:44, Larry Finger wrote:
> Johannes Berg wrote:
> > On Sat, 2007-04-07 at 15:51 +0200, Michael Buesch wrote:
> >> On Saturday 07 April 2007 02:01, Larry Finger wrote:
> >>> The current mb and wireless-dev git trees both get a kernel NULL pointer in "param_set_copystring" 
> >>> when modprobe'ing bcm43xx-mac80211 with a line of 'options bcm43xx-mac80211 fwpostfix = ".fw4"' in 
> >>> /etc/modprobe.conf.local. This construction used to work and still does for bcm43xx-softmac. I 
> >>> compared the code between the two versions and cannot see any real differences. Any suggestions?
> >> Uhm, fwpostfix=.fw4 works fine for me when I pass it to modprobe.
> > 
> > I use
> > $ cat /etc/modprobe.d/bcm43xx 
> > options bcm43xx-mac80211 fwpostfix=-v4
> > options bcm43xx_mac80211 fwpostfix=-v4
> > options bcm43xx fwpostfix=-v3
> > 
> > and it works great.
> 
> My bad. As shown above, I had white space around the equals - a no-no. Removing it fixed the 
> problem. The examples both of you showed gave me the clue.

Hm, probably a bug in the modparam subsystem, though.
I'd say it shouldn't crash, at least.

-- 
Greetings Michael.
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