Messages in this thread | | | Date | Fri, 24 Mar 2017 12:31:35 -0700 (PDT) | Subject | Re: [PATCH net] r8152: prevent the driver from transmitting packets with carrier off | From | David Miller <> |
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From: Hayes Wang <hayeswang@realtek.com> Date: Thu, 23 Mar 2017 19:14:19 +0800
> The linking status may be changed when autosuspend. And, after > autoresume, the driver may try to transmit packets when the device > is carrier off, because the interrupt transfer doesn't update the > linking status, yet. And, if the device is in ALDPS mode, the device > would stop working. > > The another similar case is > 1. unplug the cable. > 2. interrupt transfer queue a work_queue for linking change. > 3. device enters the ALDPS mode. > 4. a tx occurs before the work_queue is called. > > Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Applied.
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