[PATCH v2 2/2] usb: gadget: pxa27x: Test for a valid argument pointer

Petr Cvek [off-list ref] writes:

A call usb_put_phy(udc->transceiver) must be tested for a valid pointer.
Use an already existing test for usb_unregister_notifier call.

Reported-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Petr Cvek <redacted>

Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>

Cheers.

-- 
Robert