CPT: Fix Problems with exceptions
CPT: Fix Problems with exceptions

Failure in an exec_subprocess call will trigger cleanup,
but cleanup calls exec_subprocess, resulting in recursion.

Possible uninitialized variable in exec_subprocess_check_output.

Signed-off-by: Vassil Vassilev <0b291c0bdb4e22c8b7705ceedf8e168ff73f20e8@cern.ch>

zzxuanyuan/root-compressor-dummy,karies/root,gganis/root,karies/root,georgtroska/root,lgiommi/root,beniz/root,simonpf/root,davidlt/root,davidlt/root,pspe/root,gbitzes/root,Y--/root,thomaskeck/root,bbockelm/root,root-mirror/root,karies/root,gbitzes/root,veprbl/root,mhuwiler/rootauto,mhuwiler/rootauto,gganis/root,georgtroska/root,zzxuanyuan/root-compressor-dummy,lgiommi/root,zzxuanyuan/root,karies/root,BerserkerTroll/root,BerserkerTroll/root,zzxuanyuan/root,zzxuanyuan/root-compressor-dummy,bbockelm/root,bbockelm/root,zzxuanyuan/root-compressor-dummy,karies/root,simonpf/root,lgiommi/root,Y--/root,abhinavmoudgil95/root,satyarth934/root,zzxuanyuan/root,gbitzes/root,georgtroska/root,georgtroska/root,olifre/root,BerserkerTroll/root,gganis/root,davidlt/root,buuck/root,root-mirror/root,zzxuanyuan/root,olifre/root,agarciamontoro/root,satyarth934/root,thomaskeck/root,olifre/root,abhinavmoudgil95/root,zzxuanyuan/root-compressor-dummy,bbockelm/root,thomaskeck/root,beniz/root,karies/root,root-mirror/root,abhinavmoudgil95/root,root-mirror/root,buuck/root,bbockelm/root,simonpf/root,beniz/root,zzxuanyuan/root,buuck/root,lgiommi/root,buuck/root,zzxuanyuan/root,davidlt/root,veprbl/root,satyarth934/root,abhinavmoudgil95/root,georgtroska/root,georgtroska/root,karies/root,agarciamontoro/root,Y--/root,gbitzes/root,zzxuanyuan/root,satyarth934/root,gganis/root,simonpf/root,satyarth934/root,root-mirror/root,lgiommi/root,lgiommi/root,mhuwiler/rootauto,simonpf/root,buuck/root,bbockelm/root,agarciamontoro/root,gganis/root,zzxuanyuan/root-compressor-dummy,georgtroska/root,olifre/root,bbockelm/root,bbockelm/root,gbitzes/root,Y--/root,karies/root,root-mirror/root,satyarth934/root,thomaskeck/root,root-mirror/root,simonpf/root,mhuwiler/rootauto,zzxuanyuan/root,olifre/root,zzxuanyuan/root-compressor-dummy,root-mirror/root,satyarth934/root,lgiommi/root,mhuwiler/rootauto,buuck/root,agarciamontoro/root,BerserkerTroll/root,thomaskeck/root,simonpf/root,olifre/root,gbitzes/root,pspe/root,simonpf/root,davidlt/root,thomaskeck/root,zzxuanyuan/root,karies/root,Y--/root,Y--/root,karies/root,BerserkerTroll/root,thomaskeck/root,gbitzes/root,davidlt/root,gganis/root,zzxuanyuan/root-compressor-dummy,Y--/root,BerserkerTroll/root,Y--/root,veprbl/root,beniz/root,lgiommi/root,pspe/root,root-mirror/root,pspe/root,bbockelm/root,zzxuanyuan/root-compressor-dummy,agarciamontoro/root,pspe/root,satyarth934/root,lgiommi/root,agarciamontoro/root,BerserkerTroll/root,pspe/root,mhuwiler/rootauto,buuck/root,Y--/root,thomaskeck/root,simonpf/root,abhinavmoudgil95/root,zzxuanyuan/root,BerserkerTroll/root,gganis/root,agarciamontoro/root,zzxuanyuan/root,beniz/root,davidlt/root,gbitzes/root,agarciamontoro/root,davidlt/root,buuck/root,olifre/root,Y--/root,BerserkerTroll/root,BerserkerTroll/root,veprbl/root,abhinavmoudgil95/root,satyarth934/root,mhuwiler/rootauto,beniz/root,karies/root,root-mirror/root,abhinavmoudgil95/root,bbockelm/root,agarciamontoro/root,davidlt/root,lgiommi/root,olifre/root,agarciamontoro/root,buuck/root,mhuwiler/rootauto,gbitzes/root,abhinavmoudgil95/root,satyarth934/root,buuck/root,abhinavmoudgil95/root,pspe/root,Y--/root,olifre/root,veprbl/root,gbitzes/root,simonpf/root,mhuwiler/rootauto,mhuwiler/rootauto,simonpf/root,thomaskeck/root,gganis/root,BerserkerTroll/root,beniz/root,pspe/root,beniz/root,georgtroska/root,pspe/root,gganis/root,veprbl/root,georgtroska/root,veprbl/root,zzxuanyuan/root-compressor-dummy,veprbl/root,lgiommi/root,olifre/root,beniz/root,root-mirror/root,georgtroska/root,thomaskeck/root,gganis/root,zzxuanyuan/root,olifre/root,abhinavmoudgil95/root,georgtroska/root,davidlt/root,abhinavmoudgil95/root,zzxuanyuan/root-compressor-dummy,bbockelm/root,beniz/root,satyarth934/root,veprbl/root,mhuwiler/rootauto,davidlt/root,beniz/root,buuck/root,pspe/root,agarciamontoro/root,veprbl/root,veprbl/root,gganis/root,pspe/root,gbitzes/root