USB: ehci-omap: Improve PHY error handling

As the USB PHY layer never returns NULL we don't need
to check for that condition.
Signed-off-by: Roger Quadros <rogerq@ti.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/host/ehci-omap.c

@@ -175,12 +175,12 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
 			phy = devm_usb_get_phy_by_phandle(dev, "phys", i);
 		else
 			phy = devm_usb_get_phy_dev(dev, i);
-		if (IS_ERR(phy) || !phy) {
+		if (IS_ERR(phy)) {
 			/* Don't bail out if PHY is not absolutely necessary */
 			if (pdata->port_mode[i] != OMAP_EHCI_PORT_MODE_PHY)
 				continue;
 
-			ret = IS_ERR(phy) ? PTR_ERR(phy) : -ENODEV;
+			ret = PTR_ERR(phy);
 			dev_err(dev, "Can't get PHY device for port %d: %d\n",
 					i, ret);
 			goto err_phy;