usb: Correct return value in usb_stor_info()

This should return 0 on success, not 1. Fix it.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Acked-by: NMarek Vasut <marex@denx.de>
Reviewed-by: NTom Rini <trini@konsulko.com>

common/usb_storage.c

@@ -193,7 +193,7 @@ int usb_stor_info(void)
 		return 1;
 	}
 
-	return 1;
+	return 0;
 }
 
 static unsigned int usb_get_max_lun(struct us_data *us)