From: Chuhong Yuan <hslester96@xxxxxxxxx> commit 50b2b571c5f3df721fc81bf9a12c521dfbe019ba upstream. The driver forgets to call pm_runtime_disable in remove. Add the missed calls to fix it. Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx> Cc: stable <stable@xxxxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20191118024833.21587-1-hslester96@xxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/tty/serial/ifx6x60.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/tty/serial/ifx6x60.c +++ b/drivers/tty/serial/ifx6x60.c @@ -1245,6 +1245,9 @@ static int ifx_spi_spi_remove(struct spi struct ifx_spi_device *ifx_dev = spi_get_drvdata(spi); /* stop activity */ tasklet_kill(&ifx_dev->io_work_tasklet); + + pm_runtime_disable(&spi->dev); + /* free irq */ free_irq(gpio_to_irq(ifx_dev->gpio.reset_out), ifx_dev); free_irq(gpio_to_irq(ifx_dev->gpio.srdy), ifx_dev);