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thermal/of: Fix reference leak in thermal_of_cm_lookup()

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In thermal_of_cm_lookup(), tr_np is obtained via of_parse_phandle(), but
never released.

Use the __free(device_node) cleanup attribute to automatically release
the node and fix the leak.

Fixes: 423de5b5bc ("thermal/of: Fix cdev lookup in thermal_of_should_bind()")
Signed-off-by: Felix Gu <ustc.gu@gmail.com>
Reviewed-by: Lukasz Luba <lukasz.luba@arm.com>
[ rjw: Changelog edits ]
Link: https://patch.msgid.link/20260124-thermal_of-v1-1-54d3416948cf@gmail.com
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Felix Gu 2026-01-24 03:06:40 +08:00 committed by Rafael J. Wysocki
parent 1e461784c3
commit a1fe789a96
1 changed files with 2 additions and 2 deletions
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4
drivers/thermal/thermal_of.c
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@ -280,10 +280,10 @@ static bool thermal_of_cm_lookup(struct device_node *cm_np,
struct cooling_spec *c)
{
for_each_child_of_node_scoped(cm_np, child) {
struct device_node *tr_np;
int count, i;
tr_np = of_parse_phandle(child, "trip", 0);
struct device_node *tr_np __free(device_node) =
of_parse_phandle(child, "trip", 0);
if (tr_np != trip->priv)
continue;