TS-1038: re igalic's complaint about r1228991 use ats_free_null() instead of if-block.
TS-1038: re igalic's complaint about r1228991
use ats_free_null() instead of if-block.


git-svn-id: 2dd0c813ec5e66d7196e5ee63433c56c88d5b4b7@1229719 13f79535-47bb-0310-9956-ffa450edef68

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