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From: Greg Kroah-Hartman <>
To: Johan Hovold <>
Cc: Oliver Neukum <>,
	Valentin Vidic <>,,
Subject: Re: [PATCH 0/6] USB: iowarrior: disconnect fixes and locking cleanups
Date: Thu, 10 Oct 2019 12:45:48 +0200
Message-ID: <> (raw)
In-Reply-To: <>

On Wed, Oct 09, 2019 at 12:48:40PM +0200, Johan Hovold wrote:
> This series fixes a use-after-free bug introduced by a recent
> disconnect-deadlock fix that was reported by syzbot. Turns out there was
> already a related bug in the driver, and the first patch addresses both
> issues.
> While looking at the code I found two more use-after-free bugs, which
> the next two patches fix.
> The next two clean up the driver by dropping two redundant locks.
> Tested using a mockup device.

Thanks for these patches, now queued up.  I have one of these devices
(their new one) and need to fix the driver up to work with it, but I'll
start on that on top of these fixes :)


greg k-h

      parent reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-09 10:48 Johan Hovold
2019-10-09 10:48 ` [PATCH 1/6] USB: iowarrior: fix use-after-free on disconnect Johan Hovold
2019-10-09 10:48 ` [PATCH 2/6] USB: iowarrior: fix use-after-free on release Johan Hovold
2019-10-09 10:48 ` [PATCH 3/6] USB: iowarrior: fix use-after-free after driver unbind Johan Hovold
2019-10-09 10:48 ` [PATCH 4/6] USB: iowarrior: drop redundant disconnect mutex Johan Hovold
2019-10-09 10:48 ` [PATCH 5/6] USB: iowarrior: drop redundant iowarrior mutex Johan Hovold
2019-10-09 10:48 ` [PATCH 6/6] USB: iowarrior: use pr_err() Johan Hovold
2019-10-10 10:45 ` Greg Kroah-Hartman [this message]

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