Revert "r8169: check that Realtek PHY driver module is loaded"

This reverts commit 85a19b0e31e256e77fd4124804b9cec10619de5e which is
commit f3259377 upstream.

Heiner writes:
	commit 85a19b0e31e2 ("r8169: check that Realtek PHY driver
	module is loaded") made it accidentally to 4.19 and causes an
	issue with Android/x86.  Could you please revert it?

Cc: Heiner Kallweit <hkallweit1@gmail.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Sasha Levin <sashal@kernel.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

drivers/net/ethernet/realtek/r8169.c

@@ -7433,15 +7433,6 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	int chipset, region, i;
 	int jumbo_max, rc;
 
-	/* Some tools for creating an initramfs don't consider softdeps, then
-	 * r8169.ko may be in initramfs, but realtek.ko not. Then the generic
-	 * PHY driver is used that doesn't work with most chip versions.
-	 */
-	if (!driver_find("RTL8201CP Ethernet", &mdio_bus_type)) {
-		dev_err(&pdev->dev, "realtek.ko not loaded, maybe it needs to be added to initramfs?\n");
-		return -ENOENT;
-	}
-
 	dev = devm_alloc_etherdev(&pdev->dev, sizeof (*tp));
 	if (!dev)
 		return -ENOMEM;