PCI: Improve pdev_sort_resources() warning message

Use pci_resource_name() helper in pdev_sort_resources() to print resources
in user-friendly format. Also replace the vague "bogus alignment" with a
more precise explanation of the problem.

Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Ilpo Järvinen <[e-mail]>
Signed-off-by: Bjorn Helgaas <[e-mail]>
Reviewed-by: Philipp Stanner <[e-mail]>

drivers/pci/setup-bus.c

···
 	int i;
 
 	pci_dev_for_each_resource(dev, r, i) {
+		const char *r_name = pci_resource_name(dev, i);
 		struct pci_dev_resource *dev_res, *tmp;
 		resource_size_t r_align;
 		struct list_head *n;
···
 
 		r_align = pci_resource_alignment(dev, r);
 		if (!r_align) {
-			pci_warn(dev, "BAR %d: %pR has bogus alignment\n",
-				 i, r);
+			pci_warn(dev, "%s %pR: alignment must not be zero\n",
+				 r_name, r);
 			continue;
 		}