5.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Miaoqian Lin linmq006@gmail.com
[ Upstream commit 7ff37d29fd5c27617b9767e1b8946d115cf93a1e ]
Fix a reference counter leak in psci_dt_init() where of_node_put(np) was missing after of_find_matching_node_and_match() when np is unavailable.
Fixes: d09a0011ec0d ("drivers: psci: Allow PSCI node to be disabled") Signed-off-by: Miaoqian Lin linmq006@gmail.com Reviewed-by: Gavin Shan gshan@redhat.com Acked-by: Mark Rutland mark.rutland@arm.com Link: https://lore.kernel.org/r/20250318151712.28763-1-linmq006@gmail.com Signed-off-by: Will Deacon will@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/firmware/psci/psci.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/firmware/psci/psci.c b/drivers/firmware/psci/psci.c index eb797081d1596..f1926972b2670 100644 --- a/drivers/firmware/psci/psci.c +++ b/drivers/firmware/psci/psci.c @@ -573,8 +573,10 @@ int __init psci_dt_init(void)
np = of_find_matching_node_and_match(NULL, psci_of_match, &matched_np);
- if (!np || !of_device_is_available(np)) + if (!np || !of_device_is_available(np)) { + of_node_put(np); return -ENODEV; + }
init_fn = (psci_initcall_t)matched_np->data; ret = init_fn(np);