powerpc: 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>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Anatolij Gustschin <agust@denx.de>
Cc: Scott Wood <oss@buserror.net>
Cc: Kumar Gala <galak@kernel.crashing.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: linuxppc-dev@lists.ozlabs.org
Reviewed-by: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/platforms/4xx/msi.c

@@ -233,8 +233,7 @@ static int ppc4xx_msi_probe(struct platform_device *dev)
 	/* Get MSI ranges */
 	err = of_address_to_resource(dev->dev.of_node, 0, &res);
 	if (err) {
-		dev_err(&dev->dev, "%s resource error!\n",
-			dev->dev.of_node->full_name);
+		dev_err(&dev->dev, "%pOF resource error!\n", dev->dev.of_node);
 		goto error_out;
 	}