Message ID | 1477997199-29305-1-git-send-email-johan@kernel.org |
---|---|
State | Accepted |
Headers | show |
On Tue, Nov 01, 2016 at 11:46:39AM +0100, Johan Hovold wrote: > 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 <johan@kernel.org> > --- > drivers/pwm/sysfs.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c > index 0296d8178ae2..a813239300c3 100644 > --- a/drivers/pwm/sysfs.c > +++ b/drivers/pwm/sysfs.c > @@ -425,6 +425,8 @@ void pwmchip_sysfs_unexport_children(struct pwm_chip *chip) > if (test_bit(PWMF_EXPORTED, &pwm->flags)) > pwm_unexport_child(parent, pwm); > } > + > + put_device(parent); > } > > static int __init pwm_sysfs_init(void) Thought I'd send a gentle reminder about this one. Is it still in your queue, Thierry? Thanks, Johan -- To unsubscribe from this list: send the line "unsubscribe linux-pwm" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Tue, Nov 01, 2016 at 11:46:39AM +0100, Johan Hovold wrote: > 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 <johan@kernel.org> > --- > drivers/pwm/sysfs.c | 2 ++ > 1 file changed, 2 insertions(+) Applied, thanks. Thierry
diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c index 0296d8178ae2..a813239300c3 100644 --- a/drivers/pwm/sysfs.c +++ b/drivers/pwm/sysfs.c @@ -425,6 +425,8 @@ void pwmchip_sysfs_unexport_children(struct pwm_chip *chip) if (test_bit(PWMF_EXPORTED, &pwm->flags)) pwm_unexport_child(parent, pwm); } + + put_device(parent); } static int __init pwm_sysfs_init(void)
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 <johan@kernel.org> --- drivers/pwm/sysfs.c | 2 ++ 1 file changed, 2 insertions(+)