From: David Miller <davem@davemloft.net>
To: frieder.schrempf@kontron.de
Cc: steve.glendinning@shawell.net, UNGLinuxDriver@microchip.com,
netdev@vger.kernel.org, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v2] usbnet: smsc95xx: disable carrier check while suspending
Date: Fri, 02 Nov 2018 23:50:10 -0700 (PDT) [thread overview]
Message-ID: <20181102.235010.2148666995129291039.davem@davemloft.net> (raw)
In-Reply-To: <1541022739-24678-1-git-send-email-frieder.schrempf@kontron.de>
From: Frieder Schrempf <frieder.schrempf@kontron.de>
Date: Wed, 31 Oct 2018 22:52:19 +0100
> We need to make sure, that the carrier check polling is disabled
> while suspending. Otherwise we can end up with usbnet_read_cmd()
> being issued when only usbnet_read_cmd_nopm() is allowed. If this
> happens, read operations lock up.
>
> Fixes: d69d169493 ("usbnet: smsc95xx: fix link detection for disabled autonegotiation")
> Cc: <stable@vger.kernel.org>
> Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Applied and queued up for -stable.
prev parent reply other threads:[~2018-11-03 6:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-31 21:52 [PATCH v2] usbnet: smsc95xx: disable carrier check while suspending Frieder Schrempf
2018-11-01 13:58 ` RaghuramChary.Jallipalli
2018-11-03 6:50 ` David Miller [this message]
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