TS-4605: fix Coverity issue 1357058
TS-4605: fix Coverity issue 1357058

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