USB: omap_udc: fix omap_udc_start() on 15xx machines

[ Upstream commit 6ca6695f576b8453fe68865e84d25946d63b10ad ]

On OMAP 15xx machines there are no transceivers, and omap_udc_start()
always fails as it forgot to adjust the default return value.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/usb/gadget/udc/omap_udc.c b/drivers/usb/gadget/udc/omap_udc.c
index a66031d..184d88e 100644 (file)
--- a/drivers/usb/gadget/udc/omap_udc.c
+++ b/drivers/usb/gadget/udc/omap_udc.c
@@ -2045,7 +2045,7 @@ static inline int machine_without_vbus_sense(void)
 static int omap_udc_start(struct usb_gadget *g,
                struct usb_gadget_driver *driver)
 {
-       int             status = -ENODEV;
+       int             status;
        struct omap_ep  *ep;
        unsigned long   flags;
 
@@ -2083,6 +2083,7 @@ static int omap_udc_start(struct usb_gadget *g,
                        goto done;
                }
        } else {
+               status = 0;
                if (can_pullup(udc))
                        pullup_enable(udc);
                else