xhci: guard xhci_kick_epctx against recursive calls
Track xhci_kick_epctx processing being active in a variable. Check the
variable before calling xhci_kick_epctx from xhci_kick_ep. Add an
assert to make sure we don't call recursively into xhci_kick_epctx.
Cc: 1653384@bugs.launchpad.net
Fixes:
94b037f2a451b3dc855f9f2c346e5049a361bd55
Reported-by: Fabian Lesniak <fabian@lesniak-it.de>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id:
1486035372-3621-1-git-send-email-kraxel@redhat.com
Message-id:
1485790607-31399-5-git-send-email-kraxel@redhat.com