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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Johan Hovold <johan@kernel.org>
Cc: linux-usb@vger.kernel.org, Alan Stern <stern@rowland.harvard.edu>,
	Oliver Neukum <oneukum@suse.com>,
	stable@vger.kernel.org
Subject: Re: [PATCH 1/5] USB: serial: fix unthrottle races
Date: Mon, 13 May 2019 14:51:31 +0200	[thread overview]
Message-ID: <20190513125131.GA7541@kroah.com> (raw)
In-Reply-To: <20190513114601.GB9651@localhost>

On Mon, May 13, 2019 at 01:46:01PM +0200, Johan Hovold wrote:
> On Mon, May 13, 2019 at 12:56:06PM +0200, Greg Kroah-Hartman wrote:
> > On Mon, May 13, 2019 at 12:43:39PM +0200, Johan Hovold wrote:
> > > On Thu, Apr 25, 2019 at 06:05:36PM +0200, Johan Hovold wrote:
> > > > Fix two long-standing bugs which could potentially lead to memory
> > > > corruption or leave the port throttled until it is reopened (on weakly
> > > > ordered systems), respectively, when read-URB completion races with
> > > > unthrottle().
> 
> > > > Fixes: d83b405383c9 ("USB: serial: add support for multiple read urbs")
> > > > Signed-off-by: Johan Hovold <johan@kernel.org>
> > > 
> > > Greg, I noticed you added a stable tag to the corresponding cdc-acm fix
> > > and think I should have added on one from the start to this one as well.
> > > 
> > > Would you mind queuing this one up for stable?
> > > 
> > > Upstream commit 3f5edd58d040bfa4b74fb89bc02f0bc6b9cd06ab.
> > 
> > Sure, now queued up for 4.9+
> 
> Thanks. The issue has been there since v3.3 so I guess you could queue
> it for all stable trees.

Doesn't apply cleanly for 4.4.y or 3.18.y, so if it's really worth
adding there (and I kind of doubt it), I would need a backport :)

thanks,

greg k-h

  reply	other threads:[~2019-05-13 12:51 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-25 16:05 [PATCH 0/5] USB: fix tty unthrottle races Johan Hovold
2019-04-25 16:05 ` [1/5] USB: serial: fix " Johan Hovold
2019-04-25 16:05   ` [PATCH 1/5] " Johan Hovold
2019-05-13 10:43   ` Johan Hovold
2019-05-13 10:56     ` Greg Kroah-Hartman
2019-05-13 11:46       ` Johan Hovold
2019-05-13 12:51         ` Greg Kroah-Hartman [this message]
2019-05-13 12:59           ` Johan Hovold
2019-05-14 12:53             ` Sasha Levin
2019-05-14 12:57               ` Johan Hovold
2019-04-25 20:58 ` [PATCH 0/5] USB: fix tty " Alan Stern
2019-04-26  4:55   ` Johan Hovold
2019-04-29  9:30 ` Johan Hovold
2019-04-25 16:05 [2/5] USB: serial: clean up throttle handling Johan Hovold
2019-04-25 16:05 ` [PATCH 2/5] " Johan Hovold
2019-04-25 16:05 [3/5] USB: serial: generic: drop unnecessary goto Johan Hovold
2019-04-25 16:05 ` [PATCH 3/5] " Johan Hovold
2019-04-25 16:05 [4/5] USB: cdc-acm: fix unthrottle races Johan Hovold
2019-04-25 16:05 ` [PATCH 4/5] " Johan Hovold
2019-04-25 16:05 [5/5] USB: cdc-acm: clean up throttle handling Johan Hovold
2019-04-25 16:05 ` [PATCH 5/5] " Johan Hovold
2019-04-29  9:50 [1/5] USB: serial: fix unthrottle races Oliver Neukum
2019-04-29  9:50 ` [PATCH 1/5] " Oliver Neukum
2019-04-29 10:03 [1/5] " Johan Hovold
2019-04-29 10:03 ` [PATCH 1/5] " Johan Hovold
2019-04-29 10:09 [4/5] USB: cdc-acm: " Oliver Neukum
2019-04-29 10:09 ` [PATCH 4/5] " Oliver Neukum
2019-04-29 10:10 [5/5] USB: cdc-acm: clean up throttle handling Oliver Neukum
2019-04-29 10:10 ` [PATCH 5/5] " Oliver Neukum

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