powerpc/embedded6xx: Add missing of_node_put()s

Add missing of_node_put()s in various paths.
Signed-off-by: Liang He <windhl@126.com>
[mpe: Rewrite change log]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220618041042.4058066-1-windhl@126.com

arch/powerpc/platforms/embedded6xx/holly.c

@@ -123,6 +123,8 @@ static void __init holly_init_pci(void)
 	if (np)
 		tsi108_setup_pci(np, HOLLY_PCI_CFG_PHYS, 1);
 
+	of_node_put(np);
+
 	ppc_md.pci_exclude_device = holly_exclude_device;
 	if (ppc_md.progress)
 		ppc_md.progress("tsi108: resources set", 0x100);
@@ -184,6 +186,9 @@ static void __init holly_init_IRQ(void)
 	tsi108_pci_int_init(cascade_node);
 	irq_set_handler_data(cascade_pci_irq, mpic);
 	irq_set_chained_handler(cascade_pci_irq, tsi108_irq_cascade);
+
+	of_node_put(tsi_pci);
+	of_node_put(cascade_node);
 #endif
 	/* Configure MPIC outputs to CPU0 */
 	tsi108_write_reg(TSI108_MPIC_OFFSET + 0x30c, 0);
@@ -210,6 +215,7 @@ static void __noreturn holly_restart(char *cmd)
 	if (bridge) {
 		prop = of_get_property(bridge, "reg", &size);
 		addr = of_translate_address(bridge, prop);
+		of_node_put(bridge);
 	}
 	addr += (TSI108_PB_OFFSET + 0x414);
 

arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c

@@ -135,6 +135,9 @@ static void __init mpc7448_hpc2_init_IRQ(void)
 	tsi108_pci_int_init(cascade_node);
 	irq_set_handler_data(cascade_pci_irq, mpic);
 	irq_set_chained_handler(cascade_pci_irq, tsi108_irq_cascade);
+
+	of_node_put(tsi_pci);
+	of_node_put(cascade_node);
 #endif
 	/* Configure MPIC outputs to CPU0 */
 	tsi108_write_reg(TSI108_MPIC_OFFSET + 0x30c, 0);