xhci: fix finding correct bus_state structure for USB 3.1 hosts
BugLink: http://bugs.launchpad.net/bugs/1724783 commit 5a838a13 upstream. xhci driver keeps a bus_state structure for each hcd (usb2 and usb3) The structure is picked based on hcd speed, but driver only compared for HCD_USB3 speed, returning the wrong bus_state for HCD_USB31 hosts. This caused null pointer dereference errors in bus_resume function. Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Stefan Bader <stefan.bader@canonical.com> Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
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