change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/irqchip/irqchip.c
..
..
@@ -38,8 +38,10 @@
38
38
 	struct device_node *par_np = of_irq_find_parent(np);
39
39
 	of_irq_init_cb_t irq_init_cb = of_device_get_match_data(&pdev->dev);
40
40
 
41
-	if (!irq_init_cb)
41
+	if (!irq_init_cb) {
42
+		of_node_put(par_np);
42
43
 		return -EINVAL;
44
+	}
43
45
 
44
46
 	if (par_np == np)
45
47
 		par_np = NULL;
..
..
@@ -52,8 +54,10 @@
52
54
 	 * interrupt controller. The actual initialization callback of this
53
55
 	 * interrupt controller can check for specific domains as necessary.
54
56
 	 */
55
-	if (par_np && !irq_find_matching_host(par_np, DOMAIN_BUS_ANY))
57
+	if (par_np && !irq_find_matching_host(par_np, DOMAIN_BUS_ANY)) {
58
+		of_node_put(par_np);
56
59
 		return -EPROBE_DEFER;
60
+	}
57
61
 
58
62
 	return irq_init_cb(np, par_np);
59
63
 }