3.16.40-rc1 review patch. If anyone has any objections, please let me know.
------------------ From: Johan Hovold <[email protected]> commit 0e1614ac84f1719d87bed577963bb8140d0c9ce8 upstream. Make sure to drop the reference to the parent device taken by class_find_device() after "unexporting" any children when deregistering a PWM chip. Fixes: 0733424c9ba9 ("pwm: Unexport children before chip removal") Signed-off-by: Johan Hovold <[email protected]> Signed-off-by: Thierry Reding <[email protected]> Signed-off-by: Ben Hutchings <[email protected]> --- drivers/pwm/sysfs.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/pwm/sysfs.c +++ b/drivers/pwm/sysfs.c @@ -356,6 +356,8 @@ void pwmchip_sysfs_unexport_children(str if (test_bit(PWMF_EXPORTED, &pwm->flags)) pwm_unexport_child(parent, pwm); } + + put_device(parent); } static int __init pwm_sysfs_init(void)
