virt: Convert to using %pOF instead of full_name

Now that we have a custom printf format specifier, convert users of
full_name to use %pOF instead. This is preparation to remove storing
of the full path string for each node.

Signed-off-by: Rob Herring <robh@kernel.org>
diff --git a/drivers/virt/fsl_hypervisor.c b/drivers/virt/fsl_hypervisor.c
index d3eca87..d993df5 100644
--- a/drivers/virt/fsl_hypervisor.c
+++ b/drivers/virt/fsl_hypervisor.c
@@ -841,8 +841,8 @@
 		handle = of_get_property(np, "interrupts", NULL);
 		irq = irq_of_parse_and_map(np, 0);
 		if (!handle || (irq == NO_IRQ)) {
-			pr_err("fsl-hv: no 'interrupts' property in %s node\n",
-				np->full_name);
+			pr_err("fsl-hv: no 'interrupts' property in %pOF node\n",
+				np);
 			continue;
 		}
 
@@ -869,8 +869,8 @@
 			 */
 			dbisr->partition = ret = get_parent_handle(np);
 			if (ret < 0) {
-				pr_err("fsl-hv: node %s has missing or "
-				       "malformed parent\n", np->full_name);
+				pr_err("fsl-hv: node %pOF has missing or "
+				       "malformed parent\n", np);
 				kfree(dbisr);
 				continue;
 			}
@@ -881,8 +881,8 @@
 			ret = request_irq(irq, fsl_hv_isr, 0, np->name, dbisr);
 
 		if (ret < 0) {
-			pr_err("fsl-hv: could not request irq %u for node %s\n",
-			       irq, np->full_name);
+			pr_err("fsl-hv: could not request irq %u for node %pOF\n",
+			       irq, np);
 			kfree(dbisr);
 			continue;
 		}