linux-kernel - Re: [PATCH] USB: serial: Fix read regression in 2.6.31.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Fri, 9 Oct 2009 12:09:55 -0700
From:	Greg KH <greg@...ah.com>
To:	Johan Hovold <jhovold@...il.com>
Cc:	Alan Stern <stern@...land.harvard.edu>,
	Alan Cox <alan@...rguk.ukuu.org.uk>, linux-usb@...r.kernel.org,
	e9hack <e9hack@...glemail.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] USB: serial: Fix read regression in 2.6.31.

On Fri, Oct 09, 2009 at 08:41:13PM +0200, Johan Hovold wrote:
> On Fri, Oct 09, 2009 at 10:56:02AM -0700, Greg KH wrote:
> > On Sun, Sep 20, 2009 at 10:18:36PM +0200, Johan Hovold wrote:
> > > Use ASYNCB_INITIALIZED to determine when to stop reading.
> > > 
> > > Port count can no longer be used to determine when to stop reading from
> > > the device as it can be zero when the first read callbacks are made (see
> > > tty_port_block_til_read where port count is temporarily decremented
> > > during serial_open).
> > > 
> > > Signed-off-by: Johan Hovold <jhovold@...il.com>
> > > ---
> > > 
> > > Hi, 
> > > 
> > > Here's a patch which fixes the port count issue for all drivers. I only
> > > have access to an ftdi device at the moment so that's the only driver
> > > I've been able to test (against latest git with latest patches from
> > > Greg's tree). 
> > 
> > Hm, this doesn't apply on top of the other ftdi patches.  Could you
> > respin this?
> 
> There were some issues with that patch, so please disregard that one.
> Sorry. There are probably still some problems with some of the other
> drivers (at least theoretical ones) due to the tty changes that broke
> ftdi, but there is currently no patch to fix them all.

Ok, dropped :)

thanks,

greg k-h
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/