Fix a bug which may or may not be related to a warning reported by Patrick Laimbock.
Fix a bug which may or may not be related to a warning reported
by Patrick Laimbock.

saghul/usrsctp,CoolmanCZ/usrsctp,faithfracture/usrsctp,JlnWntr/usrsctp,faithfracture/usrsctp,sctplab/usrsctp,ossy-szeged/usrsctp,sukinull/usrsctp,weinrank/usrsctp,sukinull/usrsctp,liamstask/usrsctp,CoolmanCZ/usrsctp,bebo/usrsctp,CoolmanCZ/usrsctp,CoolmanCZ/usrsctp,ossy-szeged/usrsctp,weinrank/usrsctp,liamstask/usrsctp,weinrank/usrsctp,saghul/usrsctp,faithfracture/usrsctp,sctplab/usrsctp,JlnWntr/usrsctp,JlnWntr/usrsctp,bebo/usrsctp,sctplab/usrsctp