staging: mt7621-pci: change variable to print for slot

We are using the counter to print the slot which has been
enabled. Use the correct associated slot for the port instead.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Link: https://lore.kernel.org/r/20200320110123.9907-5-sergio.paracuellos@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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

@@ -562,7 +562,7 @@ static void mt7621_pcie_enable_ports(struct mt7621_pcie *pcie)
 		if (port->enabled) {
 			mt7621_pcie_port_clk_enable(port);
 			mt7621_pcie_enable_port(port);
-			dev_info(dev, "PCIE%d enabled\n", num_slots_enabled);
+			dev_info(dev, "PCIE%d enabled\n", port->slot);
 			num_slots_enabled++;
 		}
 	}