The call to of_find_compatible_node returns a node pointer with refcount incremented thus it must be explicitly decremented after the last usage.
Detected by coccinelle with the following warnings: ./drivers/cpufreq/armada-8k-cpufreq.c:187:1-7: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 130, but without a corresponding object release within this function. ./drivers/cpufreq/armada-8k-cpufreq.c:191:1-7: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 130, but without a corresponding object release within this function. Signed-off-by: Wen Yang <[email protected]> Cc: Jason Cooper <[email protected]> Cc: Andrew Lunn <[email protected]> Cc: Gregory Clement <[email protected]> Cc: Sebastian Hesselbarth <[email protected]> Cc: "Rafael J. Wysocki" <[email protected]> Cc: Viresh Kumar <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] --- drivers/cpufreq/armada-8k-cpufreq.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/cpufreq/armada-8k-cpufreq.c b/drivers/cpufreq/armada-8k-cpufreq.c index b3f4bd6..988ebc3 100644 --- a/drivers/cpufreq/armada-8k-cpufreq.c +++ b/drivers/cpufreq/armada-8k-cpufreq.c @@ -132,6 +132,7 @@ static int __init armada_8k_cpufreq_init(void) of_node_put(node); return -ENODEV; } + of_node_put(node); nb_cpus = num_possible_cpus(); freq_tables = kcalloc(nb_cpus, sizeof(*freq_tables), GFP_KERNEL); -- 2.9.5
