coverity fixes for esi
coverity fixes for esi

taoyunxing/trafficserver,vmamidi/trafficserver,rpufky/trafficserver,bryancall/trafficserver,duke8253/trafficserver,davidbz/trafficserver,SolidWallOfCode/trafficserver,davidbz/trafficserver,clearswift/trafficserver,rahmalik/trafficserver,pbchou/trafficserver,rpufky/trafficserver,rpufky/trafficserver,rpufky/trafficserver,taoyunxing/trafficserver,bryancall/trafficserver,rpufky/trafficserver,duke8253/trafficserver,PSUdaemon/trafficserver,dyrock/trafficserver,rpufky/trafficserver,rpufky/trafficserver,rahmalik/trafficserver,davidbz/trafficserver,clearswift/trafficserver,reveller/trafficserver,davidbz/trafficserver,rahmalik/trafficserver,duke8253/trafficserver,duke8253/trafficserver,PSUdaemon/trafficserver,vmamidi/trafficserver,SolidWallOfCode/trafficserver,bryancall/trafficserver,dyrock/trafficserver,pbchou/trafficserver,rpufky/trafficserver,rahmalik/trafficserver,SolidWallOfCode/trafficserver,reveller/trafficserver,vmamidi/trafficserver,dyrock/trafficserver,persiaAziz/trafficserver,reveller/trafficserver,pbchou/trafficserver,persiaAziz/trafficserver,PSUdaemon/trafficserver,bryancall/trafficserver,PSUdaemon/trafficserver,PSUdaemon/trafficserver,reveller/trafficserver,taoyunxing/trafficserver,clearswift/trafficserver,reveller/trafficserver,dyrock/trafficserver,rahmalik/trafficserver,chitianhao/trafficserver,SolidWallOfCode/trafficserver,persiaAziz/trafficserver,clearswift/trafficserver,clearswift/trafficserver,duke8253/trafficserver,taoyunxing/trafficserver,pbchou/trafficserver,vmamidi/trafficserver,persiaAziz/trafficserver,dyrock/trafficserver,chitianhao/trafficserver,rpufky/trafficserver,persiaAziz/trafficserver,chitianhao/trafficserver,dyrock/trafficserver,PSUdaemon/trafficserver,duke8253/trafficserver,SolidWallOfCode/trafficserver,bryancall/trafficserver,dyrock/trafficserver,taoyunxing/trafficserver,davidbz/trafficserver,clearswift/trafficserver,clearswift/trafficserver,clearswift/trafficserver,taoyunxing/trafficserver,rahmalik/trafficserver,rahmalik/trafficserver,PSUdaemon/trafficserver,vmamidi/trafficserver,chitianhao/trafficserver,PSUdaemon/trafficserver,pbchou/trafficserver,taoyunxing/trafficserver,vmamidi/trafficserver,taoyunxing/trafficserver,pbchou/trafficserver,chitianhao/trafficserver,SolidWallOfCode/trafficserver,SolidWallOfCode/trafficserver,reveller/trafficserver,clearswift/trafficserver,persiaAziz/trafficserver,rahmalik/trafficserver,davidbz/trafficserver,taoyunxing/trafficserver,bryancall/trafficserver,reveller/trafficserver,persiaAziz/trafficserver,reveller/trafficserver,chitianhao/trafficserver,PSUdaemon/trafficserver,persiaAziz/trafficserver,duke8253/trafficserver,rahmalik/trafficserver,chitianhao/trafficserver,reveller/trafficserver