The seg argument to xhci_segment_free is never passed as NULL, so
no need to check for this in xhci_segment_free.
Signed-off-by: NKautuk Consul <consul.kautuk@gmail.com>
Signed-off-by: NSarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>