usb: dwc3: ep0: only change to ADDRESS if set_config() succeeds
commit7a42d83536a5ea7ea7b4ad279c34c4c4ce509b5a
authorFelipe Balbi <balbi@ti.com>
Mon, 22 Jul 2013 09:31:31 +0000 (22 12:31 +0300)
committerFelipe Balbi <balbi@ti.com>
Mon, 29 Jul 2013 10:57:03 +0000 (29 13:57 +0300)
treef4b6632736d94fa4a3c15a07df8027487340dc03
parent5702f75375aa9ecf8ad3431aef3fe6ce8c8dbd15
usb: dwc3: ep0: only change to ADDRESS if set_config() succeeds

In case we're switching back to USB_STATE_ADDRESS
from USB_STATE_CONFIGURED (if host sends
a set configuration command for configuration
zero), we should only switch if the request
is successfully processed by the gadget driver.

Reported-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Felipe Balbi <balbi@ti.com>
drivers/usb/dwc3/ep0.c