On Mon, Oct 26, 2020 at 09:25:48AM +0100, Johan Hovold wrote: > The write-URB busy flag was being cleared before the completion handler > was done with the URB, something which could lead to corrupt transfers > due to a racing write request if the URB is resubmitted. > > Fixes: 507ca9bc0476 ("[PATCH] USB: add ability for usb-serial drivers to determine if their write urb is currently being used.") > Cc: stable <stable@xxxxxxxxxxxxxxx> # 2.6.13 > Signed-off-by: Johan Hovold <johan@xxxxxxxxxx> > --- > drivers/usb/serial/cyberjack.c | 7 ++++++- > 1 file changed, 6 insertions(+), 1 deletion(-) Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>