linux-kernel - Re: [USB boot crash, -git] ecm_do_notify(), list_add corruption. prev->next should be next (ffff88003b8f82f8)

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Message-Id: <200807251818.23046.david-b@pacbell.net>
Date:	Fri, 25 Jul 2008 18:18:22 -0700
From:	David Brownell <david-b@...bell.net>
To:	Alan Stern <stern@...land.harvard.edu>
Cc:	Ingo Molnar <mingo@...e.hu>, Greg KH <gregkh@...e.de>,
	linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: [USB boot crash, -git] ecm_do_notify(), list_add corruption. prev->next should be next (ffff88003b8f82f8)

On Thursday 24 July 2008, Alan Stern wrote:
> I think I see the problem.  Starting at line 533, we have:
> 
>        ...
> 
> The list_add_tail() gets called at the wrong time if the completion
> routine resubmits.  It should look more like this:
> 
>       ...
> 
> Can you make the necessary change and try it out?

It behaved for me, no BUG() ... I'll clean it up and send along a patch.

- Dave
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