Message-ID: <4F4E83FD.3060506@lwfinger.net> (sfid-20120229_210135_988856_B1D327C1)
Date: Wed, 29 Feb 2012 14:01:01 -0600
From: Larry Finger <Larry.Finger@lwfinger.net>
MIME-Version: 1.0
To: Max Filippov <jcmvbkbc@gmail.com>
CC: linux-wireless@vger.kernel.org, linville@tuxdriver.com,
	chunkeey@web.de, m@bues.ch, linux-kernel@vger.kernel.org,
	devel@driverdev.osuosl.org
Subject: Re: [RFC/RFT 5/5] p54spi: Load firmware from work queue and not from
 probe routine
References: <1329161826-11135-1-git-send-email-Larry.Finger@lwfinger.net> <1329161826-11135-6-git-send-email-Larry.Finger@lwfinger.net> <4F4E4B8B.8090508@lwfinger.net> <CAMo8BfK5=YwZYepFoP5SqgDQMPvUeQobqNiBCMM5=eTwUT5e0A@mail.gmail.com>
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On 02/29/2012 01:54 PM, Max Filippov wrote:
>>> Drivers that load firmware from their probe routine have problems with the
>>> latest versions of udev as they get timeouts while waiting for user
>>> space to start. The problem is fixed by loading the firmware and starting
>>> mac80211 from a delayed_work queue. By using this method, most of the
>>> original code is preserved.
>>>
>>> Signed-off-by: Larry Finger<Larry.Finger@lwfinger.net>
>>> ---
>>> This one is compile-tested only.
>>>
>>> Larry
>>> ---
>>
>>
>> Any testing done here?
>
> insmod immediately followed by rmmod causes NULL pointer dereference.
> The same always happens on rmmode when the firmware image is absent:

Thanks for testing.

Larry