Merge remote-tracking branch 'remotes/kraxel/tags/usb-
20181029-pull-request' into staging
usb: fixes for ohci and smart card emulation.
# gpg: Signature made Mon 29 Oct 2018 20:02:34 GMT
# gpg: using RSA key
4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg: aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901 FE7D 4CB6 D8EE D3E8 7138
* remotes/kraxel/tags/usb-
20181029-pull-request:
hw: ccid-card-emulated: cleanup resource when realize in error path
hw: ccid-card-emulated: introduce clean_event_notifier
usb: ohci: make num_ports to an unsinged integer
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>