netdev - Re: [PATCH net,stable] cdc_mbim: apply "NDP to end" quirk to all Huawei devices

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Message-Id: <20160414.210442.1510392839752405685.davem@davemloft.net>
Date:	Thu, 14 Apr 2016 21:04:42 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	bjorn@...k.no
Cc:	netdev@...r.kernel.org, linux-usb@...r.kernel.org,
	andreas.fett@...unet.com, burdandrei@...il.com
Subject: Re: [PATCH net,stable] cdc_mbim: apply "NDP to end" quirk to all
 Huawei devices

From: Bjørn Mork <bjorn@...k.no>
Date: Tue, 12 Apr 2016 16:11:12 +0200

> We now have a positive report of another Huawei device needing
> this quirk: The ME906s-158 (12d1:15c1).  This is an m.2 form
> factor modem with no obvious relationship to the E3372 (12d1:157d)
> we already have a quirk entry for.  This is reason enough to
> believe the quirk might be necessary for any number of current
> and future Huawei devices.
> 
> Applying the quirk to all Huawei devices, since it is crucial
> to any device affected by the firmware bug, while the impact
> on non-affected devices is negligible.
> 
> The quirk can if necessary be disabled per-device by writing
> N to /sys/class/net/<iface>/cdc_ncm/ndp_to_end
> 
> Reported-by: Andreas Fett <andreas.fett@...unet.com>
> Signed-off-by: Bjørn Mork <bjorn@...k.no>

Applied and queued up for -stable, thanks.