usb: chipidea: drop redundant NULL check

Currently, gadget can't be NULL in _gadget_stop_activity().

Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Reported-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index ddd27d3..bdb0344 100644 (file)
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -583,9 +583,6 @@ static int _gadget_stop_activity(struct usb_gadget *gadget)
        struct ci13xxx    *udc = container_of(gadget, struct ci13xxx, gadget);
        unsigned long flags;
 
-       if (gadget == NULL)
-               return -EINVAL;
-
        spin_lock_irqsave(&udc->lock, flags);
        udc->gadget.speed = USB_SPEED_UNKNOWN;
        udc->remote_wakeup = 0;