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path: root/drivers/of/irq.c
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Diffstat (limited to 'drivers/of/irq.c')
-rw-r--r--drivers/of/irq.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index 0baf626da56a..902b89be7217 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c
@@ -53,7 +53,7 @@ EXPORT_SYMBOL_GPL(irq_of_parse_and_map);
* Returns a pointer to the interrupt parent node, or NULL if the interrupt
* parent could not be determined.
*/
-struct device_node *of_irq_find_parent(struct device_node *child)
+static struct device_node *of_irq_find_parent(struct device_node *child)
{
struct device_node *p;
const __be32 *parp;
@@ -501,10 +501,12 @@ void __init of_irq_init(const struct of_device_id *matches)
* pointer, interrupt-parent device_node etc.
*/
desc = kzalloc(sizeof(*desc), GFP_KERNEL);
- if (WARN_ON(!desc))
+ if (WARN_ON(!desc)) {
+ of_node_put(np);
goto err;
+ }
- desc->dev = np;
+ desc->dev = of_node_get(np);
desc->interrupt_parent = of_irq_find_parent(np);
if (desc->interrupt_parent == np)
desc->interrupt_parent = NULL;
@@ -575,6 +577,7 @@ void __init of_irq_init(const struct of_device_id *matches)
err:
list_for_each_entry_safe(desc, temp_desc, &intc_desc_list, list) {
list_del(&desc->list);
+ of_node_put(desc->dev);
kfree(desc);
}
}