coverity 83678 unused assignment
coverity 83678 unused assignment

Signed-off-by: Andy Green <b471f5a494de34531c9e5a6e15abda71edd49104@linaro.org>

GroundControl-Solutions/libwebsockets,pombredanne/libwebsockets,turbulenz/libwebsockets,PureSwift/libwebsockets,peeracle/libwebsockets,maws/libwebsockets,cambridgehackers/libwebsockets,GroundControl-Solutions/libwebsockets,peeracle/libwebsockets,sartura/libwebsockets,SoapyMan/libwebsockets,ralight/libwebsockets,ralight/libwebsockets,jmillan/libwebsockets,pombredanne/libwebsockets,JoakimSoderberg/libwebsockets,IOPOINT/libwebsockets,PureSwift/libwebsockets,dumganhar/libwebsockets,pankona/libwebsockets,wenqiwooo/syslog-libwebsockets,dumganhar/libwebsockets,ralight/libwebsockets,pankona/libwebsockets,pombredanne/libwebsockets,SoapyMan/libwebsockets,sartura/libwebsockets,sartura/libwebsockets,turbulenz/libwebsockets,Chilledheart/libwebsockets,ralight/libwebsockets,pombredanne/libwebsockets,cambridgehackers/libwebsockets,GroundControl-Solutions/libwebsockets,peeracle/libwebsockets,sartura/libwebsockets,IOPOINT/libwebsockets,JoakimSoderberg/libwebsockets,Chilledheart/libwebsockets,dumganhar/libwebsockets,gameclosure/libwebsockets,RobertoMalatesta/libwebsockets,gameclosure/libwebsockets,mushroomgithub/libwebsockets,jmillan/libwebsockets,wenqiwooo/syslog-libwebsockets,cambridgehackers/libwebsockets,tn0502/libwebsockets,mushroomgithub/libwebsockets,cambridgehackers/libwebsockets,RobertoMalatesta/libwebsockets,PureSwift/libwebsockets,wenqiwooo/syslog-libwebsockets,gameclosure/libwebsockets,SoapyMan/libwebsockets,jmillan/libwebsockets,SoapyMan/libwebsockets,dumganhar/libwebsockets,PureSwift/libwebsockets,maws/libwebsockets,Chilledheart/libwebsockets,Chilledheart/libwebsockets,tn0502/libwebsockets,dumganhar/libwebsockets,JoakimSoderberg/libwebsockets,GroundControl-Solutions/libwebsockets,sartura/libwebsockets,mushroomgithub/libwebsockets,jmillan/libwebsockets,peeracle/libwebsockets,sanyaade-teachings/libwebsockets,sanyaade-teachings/libwebsockets,ralight/libwebsockets,sanyaade-teachings/libwebsockets,tn0502/libwebsockets,JoakimSoderberg/libwebsockets,sartura/libwebsockets,maws/libwebsockets,IOPOINT/libwebsockets,pankona/libwebsockets,sanyaade-teachings/libwebsockets,gameclosure/libwebsockets,RobertoMalatesta/libwebsockets,tn0502/libwebsockets,PureSwift/libwebsockets,sartura/libwebsockets,maws/libwebsockets,SoapyMan/libwebsockets,pankona/libwebsockets,turbulenz/libwebsockets,mushroomgithub/libwebsockets,GroundControl-Solutions/libwebsockets,wenqiwooo/syslog-libwebsockets,RobertoMalatesta/libwebsockets,peeracle/libwebsockets