linux-kernel - Re: [PATCH] [usb-serial] fix Ooops on uplug

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Message-ID: <20090721004531.1036d9af@lxorguk.ukuu.org.uk>
Date:	Tue, 21 Jul 2009 00:45:31 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Daniel Mack <daniel@...aq.de>
Cc:	Alan Cox <alan@...ux.intel.com>, linux-kernel@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Alan Cox <alan@...hat.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Oliver Neukum <oneukum@...e.de>, linux-usb@...r.kernel.org
Subject: Re: [PATCH] [usb-serial] fix Ooops on uplug

> Depends on how you define the time of removal. The user space connection
> stays open after the device was removed. 

If that is occuring then the bug is elsewhere. The hang up sequence
reconnects the user space to the hung up tty ops and no longer references
the hardware.

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