Re: [PATCH 2/2] usb: serial: handle -ENODEV quietly in generic_submit_read_urb

From: Johan Hovold
Date: Tue Dec 16 2014 - 06:49:46 EST


On Thu, Dec 11, 2014 at 03:29:54PM -0800, Jeremiah Mahler wrote:
> If a USB serial device (e.g. /dev/ttyUSB0) with an active program is
> unplugged, an -ENODEV (19) error will be produced after it gives up
> trying to resubmit a read.
>
> usb_serial_generic_submit_read_urb - usb_submit_urb failed: -19
>
> Add -ENODEV as one of the permanent errors along with -EPERM that
> usb_serial_generic_submit_read_urb() handles quietly without an error.
>
> Signed-off-by: Jeremiah Mahler <jmmahler@xxxxxxxxx>

I'll apply this one once v3.19-rc1 is out.

Thanks,
Johan
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