staging: mt7621-pci: set end limit for 'ioport_resource'

We have increase IO_SPACE_LIMIT for ralink platform to get PCI IO resources
properly handled using PCI core APIs. To align those changes with driver
code we have to set 'ioport_resource' end limit to IO_SPACE_LIMIT to avoid
errors.

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Link: https://lore.kernel.org/r/20210822161005.22467-4-sergio.paracuellos@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/mt7621-pci/pci-mt7621.c

@@ -526,6 +526,8 @@ static int mt7621_pci_probe(struct platform_device *pdev)
 	if (!dev->of_node)
 		return -ENODEV;
 
+	ioport_resource.end = IO_SPACE_LIMIT;
+
 	bridge = devm_pci_alloc_host_bridge(dev, sizeof(*pcie));
 	if (!bridge)
 		return -ENOMEM;