On Monday, December 10, 2018 6:00:12 PM CET Daniel Lezcano wrote:
> On 10/12/2018 17:26, Yangtao Li wrote:
> > of_find_node_by_path() acquires a reference to the node
> > returned by it and that reference needs to be dropped by its caller.
> > bl_idle_init() doesn't do that, so fix it.
> >
> > Signed-off-by: Yangtao Li <tiny.win...@gmail.com>
>
> Acked-by: Daniel Lezcano <daniel.lezc...@linaro.org>
>
> > ---
> > changes in v4:
> > -update tile
> > -refactor code,suggested by Daniel
> > ---
> > drivers/cpuidle/cpuidle-big_little.c | 7 ++++++-
> > 1 file changed, 6 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/cpuidle/cpuidle-big_little.c
> > b/drivers/cpuidle/cpuidle-big_little.c
> > index db2ede565f1a..b44476a1b7ad 100644
> > --- a/drivers/cpuidle/cpuidle-big_little.c
> > +++ b/drivers/cpuidle/cpuidle-big_little.c
> > @@ -167,6 +167,7 @@ static int __init bl_idle_init(void)
> > {
> > int ret;
> > struct device_node *root = of_find_node_by_path("/");
> > + const struct of_device_id *match_id;
> >
> > if (!root)
> > return -ENODEV;
> > @@ -174,7 +175,11 @@ static int __init bl_idle_init(void)
> > /*
> > * Initialize the driver just for a compliant set of machines
> > */
> > - if (!of_match_node(compatible_machine_match, root))
> > + match_id = of_match_node(compatible_machine_match, root);
> > +
> > + of_node_put(root);
> > +
> > + if (!match_id)
> > return -ENODEV;
> >
> > if (!mcpm_is_available())
> >
>
>
>
Patch applied, thanks!
