6.10-stable review patch. If anyone has any objections, please let me know.
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From: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org
commit afc954fd223ded70b1fa000767e2531db55cce58 upstream.
Terminating for_each_child_of_node() loop requires dropping OF node reference, so bailing out after thermal_of_populate_trip() error misses this. Solve the OF node reference leak with scoped for_each_child_of_node_scoped().
Fixes: d0c75fa2c17f ("thermal/of: Initialize trip points separately") Cc: All applicable stable@vger.kernel.org Signed-off-by: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org Reviewed-by: Chen-Yu Tsai wenst@chromium.org Reviewed-by: Daniel Lezcano daniel.lezcano@linaro.org Link: https://patch.msgid.link/20240814195823.437597-1-krzysztof.kozlowski@linaro.... Signed-off-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/thermal/thermal_of.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/thermal/thermal_of.c +++ b/drivers/thermal/thermal_of.c @@ -125,7 +125,7 @@ static int thermal_of_populate_trip(stru static struct thermal_trip *thermal_of_trips_init(struct device_node *np, int *ntrips) { struct thermal_trip *tt; - struct device_node *trips, *trip; + struct device_node *trips; int ret, count;
trips = of_get_child_by_name(np, "trips"); @@ -150,7 +150,7 @@ static struct thermal_trip *thermal_of_t *ntrips = count;
count = 0; - for_each_child_of_node(trips, trip) { + for_each_child_of_node_scoped(trips, trip) { ret = thermal_of_populate_trip(trip, &tt[count++]); if (ret) goto out_kfree;