usb: musb: omap2430: fix PHY error handling

PHY layer no longer returns NULL. It will
return -ENXIO when PHY layer isn't enabled
and we can use that to bail out instead of
request a probe deferral.

Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index ec460ea..798e029 100644 (file)
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -353,7 +353,12 @@ static int omap2430_musb_init(struct musb *musb)
        else
                musb->xceiv = devm_usb_get_phy_dev(dev, 0);
 
-       if (IS_ERR_OR_NULL(musb->xceiv)) {
+       if (IS_ERR(musb->xceiv)) {
+               status = PTR_ERR(musb->xceiv);
+
+               if (status == -ENXIO)
+                       return status;
+
                pr_err("HS USB OTG: no transceiver configured\n");
                return -EPROBE_DEFER;
        }