From: Johan Hovold <johan@kernel.org>
To: Sasha Levin <sashal@kernel.org>
Cc: gregkh@linuxfoundation.org, johan@kernel.org, stable@vger.kernel.org
Subject: Re: FAILED: patch "[PATCH] USB: serial: keyspan: handle unbound ports" failed to apply to 4.9-stable tree
Date: Sun, 19 Jan 2020 17:01:36 +0100 [thread overview]
Message-ID: <20200119160136.GB2301@localhost> (raw)
In-Reply-To: <20200119154733.GR1706@sasha-vm>
On Sun, Jan 19, 2020 at 10:47:33AM -0500, Sasha Levin wrote:
> On Sun, Jan 19, 2020 at 02:41:16PM +0100, gregkh@linuxfoundation.org wrote:
> >
> >The patch below does not apply to the 4.9-stable tree.
> >If someone wants it applied there, or to any other stable or longterm
> >tree, then please email the backport, including the original git commit
> >id to <stable@vger.kernel.org>.
> >
> >thanks,
> >
> >greg k-h
> >
> >------------------ original commit in Linus's tree ------------------
> >
> >From 3018dd3fa114b13261e9599ddb5656ef97a1fa17 Mon Sep 17 00:00:00 2001
> >From: Johan Hovold <johan@kernel.org>
> >Date: Fri, 17 Jan 2020 10:50:25 +0100
> >Subject: [PATCH] USB: serial: keyspan: handle unbound ports
> >
> >Check for NULL port data in the control URB completion handlers to avoid
> >dereferencing a NULL pointer in the unlikely case where a port device
> >isn't bound to a driver (e.g. after an allocation failure on port
> >probe()).
> >
> >Fixes: 0ca1268e109a ("USB Serial Keyspan: add support for USA-49WG & USA-28XG")
> >Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
> >Cc: stable <stable@vger.kernel.org>
> >Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> >Signed-off-by: Johan Hovold <johan@kernel.org>
>
> Grabbing the prerequisite for the other USB patch also resolved the
> conflict here, now queued for 4.9 and 4.4.
Just curious; which prerequisite are referring to here? I can't seem to
understand why this one failed to apply to 4.9 in the first place as
there hasn't really been any changes to that code in the keyspan driver.
Johan
next prev parent reply other threads:[~2020-01-19 16:01 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-19 13:41 FAILED: patch "[PATCH] USB: serial: keyspan: handle unbound ports" failed to apply to 4.9-stable tree gregkh
2020-01-19 15:47 ` Sasha Levin
2020-01-19 15:51 ` Greg KH
2020-01-19 16:01 ` Johan Hovold [this message]
2020-01-19 18:53 ` Sasha Levin
2020-01-20 8:08 ` Johan Hovold
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