releases/4.19.31/input-ps2-gpio-flush-tx-work-when-closing-port.patch

   1 From 16b5acd3ecfdb2b19e4d98386da17dcf0f92c28a Mon Sep 17 00:00:00 2001
   2 From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
   3 Date: Thu, 7 Feb 2019 14:22:42 -0800
   4 Subject: Input: ps2-gpio - flush TX work when closing port
   5
   6 [ Upstream commit 33a841ce5cef4ca6c18ad333248b6d273f54c839 ]
   7
   8 To ensure that TX work is not running after serio port has been torn down,
   9 let's flush it when closing the port.
  10
  11 Reported-by: Sven Van Asbroeck <thesven73@gmail.com>
  12 Acked-by: Danilo Krummrich <danilokrummrich@dk-develop.de>
  13 Reviewed-by: Sven Van Asbroeck <TheSven73@gmail.com>
  14 Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
  15 Signed-off-by: Sasha Levin <sashal@kernel.org>
  16 ---
  17  drivers/input/serio/ps2-gpio.c | 1 +
  18  1 file changed, 1 insertion(+)
  19
  20 diff --git a/drivers/input/serio/ps2-gpio.c b/drivers/input/serio/ps2-gpio.c
  21 index c62cceb97bb1..5e8d8384aa2a 100644
  22 --- a/drivers/input/serio/ps2-gpio.c
  23 +++ b/drivers/input/serio/ps2-gpio.c
  24 @@ -76,6 +76,7 @@ static void ps2_gpio_close(struct serio *serio)
  25  {
  26         struct ps2_gpio_data *drvdata = serio->port_data;
  27
  28 +       flush_delayed_work(&drvdata->tx_work);
  29         disable_irq(drvdata->irq);
  30  }
  31
  32 --
  33 2.19.1
  34