Add a protection in TBranch::GetEntry. When very old Root files are connected, it may happen that the basket buffers were not yet created.
Add a protection in TBranch::GetEntry. When very old Root files are connected,
it may happen that the basket buffers were not yet created.


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@1345 27541ba8-7e3a-0410-8455-c3a389f83636

zzxuanyuan/root-compressor-dummy,veprbl/root,satyarth934/root,0x0all/ROOT,tc3t/qoot,jrtomps/root,Duraznos/root,BerserkerTroll/root,sirinath/root,georgtroska/root,zzxuanyuan/root-compressor-dummy,perovic/root,mkret2/root,vukasinmilosevic/root,bbockelm/root,tc3t/qoot,sbinet/cxx-root,BerserkerTroll/root,jrtomps/root,davidlt/root,strykejern/TTreeReader,gganis/root,pspe/root,gbitzes/root,buuck/root,georgtroska/root,sawenzel/root,BerserkerTroll/root,tc3t/qoot,gganis/root,mhuwiler/rootauto,ffurano/root5,evgeny-boger/root,bbockelm/root,esakellari/my_root_for_test,sbinet/cxx-root,smarinac/root,sbinet/cxx-root,vukasinmilosevic/root,davidlt/root,sbinet/cxx-root,tc3t/qoot,bbockelm/root,beniz/root,agarciamontoro/root,perovic/root,simonpf/root,karies/root,abhinavmoudgil95/root,satyarth934/root,nilqed/root,Duraznos/root,karies/root,Y--/root,nilqed/root,arch1tect0r/root,pspe/root,strykejern/TTreeReader,mkret2/root,jrtomps/root,simonpf/root,abhinavmoudgil95/root,dfunke/root,sawenzel/root,arch1tect0r/root,cxx-hep/root-cern,krafczyk/root,bbockelm/root,mhuwiler/rootauto,gganis/root,simonpf/root,buuck/root,mattkretz/root,alexschlueter/cern-root,dfunke/root,jrtomps/root,veprbl/root,buuck/root,Y--/root,esakellari/my_root_for_test,agarciamontoro/root,arch1tect0r/root,buuck/root,nilqed/root,beniz/root,gbitzes/root,smarinac/root,omazapa/root-old,CristinaCristescu/root,dfunke/root,root-mirror/root,root-mirror/root,pspe/root,agarciamontoro/root,nilqed/root,cxx-hep/root-cern,zzxuanyuan/root,buuck/root,omazapa/root-old,nilqed/root,jrtomps/root,buuck/root,nilqed/root,sawenzel/root,smarinac/root,kirbyherm/root-r-tools,root-mirror/root,ffurano/root5,sirinath/root,gganis/root,veprbl/root,thomaskeck/root,nilqed/root,tc3t/qoot,simonpf/root,BerserkerTroll/root,zzxuanyuan/root-compressor-dummy,arch1tect0r/root,BerserkerTroll/root,Dr15Jones/root,agarciamontoro/root,tc3t/qoot,beniz/root,davidlt/root,root-mirror/root,gganis/root,Y--/root,mhuwiler/rootauto,root-mirror/root,mkret2/root,0x0all/ROOT,smarinac/root,lgiommi/root,Duraznos/root,smarinac/root,olifre/root,mhuwiler/rootauto,CristinaCristescu/root,krafczyk/root,olifre/root,evgeny-boger/root,omazapa/root,mhuwiler/rootauto,mattkretz/root,veprbl/root,beniz/root,mattkretz/root,davidlt/root,cxx-hep/root-cern,esakellari/my_root_for_test,mattkretz/root,bbockelm/root,esakellari/root,evgeny-boger/root,georgtroska/root,olifre/root,perovic/root,smarinac/root,jrtomps/root,sirinath/root,karies/root,jrtomps/root,evgeny-boger/root,abhinavmoudgil95/root,davidlt/root,dfunke/root,gganis/root,sirinath/root,Duraznos/root,smarinac/root,mhuwiler/rootauto,satyarth934/root,georgtroska/root,sawenzel/root,cxx-hep/root-cern,agarciamontoro/root,bbockelm/root,davidlt/root,buuck/root,omazapa/root,georgtroska/root,esakellari/my_root_for_test,esakellari/root,lgiommi/root,dfunke/root,beniz/root,esakellari/my_root_for_test,Y--/root,vukasinmilosevic/root,mkret2/root,Duraznos/root,zzxuanyuan/root-compressor-dummy,CristinaCristescu/root,dfunke/root,strykejern/TTreeReader,root-mirror/root,zzxuanyuan/root,satyarth934/root,0x0all/ROOT,cxx-hep/root-cern,pspe/root,sawenzel/root,agarciamontoro/root,omazapa/root-old,abhinavmoudgil95/root,lgiommi/root,nilqed/root,lgiommi/root,Dr15Jones/root,veprbl/root,esakellari/root,alexschlueter/cern-root,georgtroska/root,krafczyk/root,esakellari/root,cxx-hep/root-cern,sawenzel/root,olifre/root,mattkretz/root,sbinet/cxx-root,satyarth934/root,olifre/root,cxx-hep/root-cern,pspe/root,omazapa/root,evgeny-boger/root,davidlt/root,mhuwiler/rootauto,satyarth934/root,omazapa/root,beniz/root,ffurano/root5,thomaskeck/root,perovic/root,satyarth934/root,zzxuanyuan/root,esakellari/root,bbockelm/root,dfunke/root,mattkretz/root,abhinavmoudgil95/root,alexschlueter/cern-root,sirinath/root,agarciamontoro/root,davidlt/root,ffurano/root5,sirinath/root,thomaskeck/root,zzxuanyuan/root-compressor-dummy,krafczyk/root,abhinavmoudgil95/root,BerserkerTroll/root,0x0all/ROOT,Y--/root,alexschlueter/cern-root,veprbl/root,satyarth934/root,gganis/root,strykejern/TTreeReader,mattkretz/root,abhinavmoudgil95/root,evgeny-boger/root,sirinath/root,mattkretz/root,satyarth934/root,vukasinmilosevic/root,arch1tect0r/root,alexschlueter/cern-root,sirinath/root,esakellari/root,tc3t/qoot,0x0all/ROOT,georgtroska/root,lgiommi/root,tc3t/qoot,zzxuanyuan/root,omazapa/root-old,omazapa/root-old,mhuwiler/rootauto,satyarth934/root,thomaskeck/root,zzxuanyuan/root-compressor-dummy,pspe/root,mkret2/root,bbockelm/root,krafczyk/root,olifre/root,tc3t/qoot,zzxuanyuan/root,Duraznos/root,omazapa/root,georgtroska/root,vukasinmilosevic/root,gganis/root,thomaskeck/root,Y--/root,gbitzes/root,Y--/root,omazapa/root-old,bbockelm/root,sawenzel/root,sawenzel/root,dfunke/root,buuck/root,simonpf/root,nilqed/root,agarciamontoro/root,beniz/root,root-mirror/root,abhinavmoudgil95/root,lgiommi/root,zzxuanyuan/root,evgeny-boger/root,satyarth934/root,karies/root,mkret2/root,agarciamontoro/root,zzxuanyuan/root,omazapa/root,perovic/root,Y--/root,CristinaCristescu/root,georgtroska/root,esakellari/my_root_for_test,zzxuanyuan/root,karies/root,gganis/root,strykejern/TTreeReader,simonpf/root,mhuwiler/rootauto,kirbyherm/root-r-tools,veprbl/root,Y--/root,esakellari/root,davidlt/root,thomaskeck/root,perovic/root,zzxuanyuan/root,beniz/root,jrtomps/root,pspe/root,root-mirror/root,sbinet/cxx-root,olifre/root,root-mirror/root,bbockelm/root,olifre/root,karies/root,ffurano/root5,mhuwiler/rootauto,davidlt/root,agarciamontoro/root,perovic/root,abhinavmoudgil95/root,0x0all/ROOT,sawenzel/root,CristinaCristescu/root,lgiommi/root,zzxuanyuan/root-compressor-dummy,zzxuanyuan/root,BerserkerTroll/root,arch1tect0r/root,thomaskeck/root,0x0all/ROOT,vukasinmilosevic/root,karies/root,krafczyk/root,vukasinmilosevic/root,Dr15Jones/root,veprbl/root,simonpf/root,pspe/root,omazapa/root-old,CristinaCristescu/root,omazapa/root,evgeny-boger/root,krafczyk/root,thomaskeck/root,zzxuanyuan/root-compressor-dummy,ffurano/root5,alexschlueter/cern-root,mattkretz/root,gbitzes/root,vukasinmilosevic/root,mkret2/root,sirinath/root,olifre/root,veprbl/root,sawenzel/root,esakellari/root,perovic/root,esakellari/root,arch1tect0r/root,esakellari/my_root_for_test,sbinet/cxx-root,root-mirror/root,gganis/root,georgtroska/root,abhinavmoudgil95/root,root-mirror/root,pspe/root,gbitzes/root,olifre/root,esakellari/root,mkret2/root,omazapa/root,CristinaCristescu/root,Duraznos/root,CristinaCristescu/root,simonpf/root,krafczyk/root,kirbyherm/root-r-tools,ffurano/root5,sawenzel/root,pspe/root,strykejern/TTreeReader,Dr15Jones/root,vukasinmilosevic/root,sbinet/cxx-root,arch1tect0r/root,dfunke/root,beniz/root,dfunke/root,jrtomps/root,evgeny-boger/root,kirbyherm/root-r-tools,arch1tect0r/root,mkret2/root,bbockelm/root,0x0all/ROOT,Y--/root,zzxuanyuan/root,Dr15Jones/root,gbitzes/root,buuck/root,pspe/root,vukasinmilosevic/root,BerserkerTroll/root,lgiommi/root,mattkretz/root,karies/root,arch1tect0r/root,lgiommi/root,krafczyk/root,sbinet/cxx-root,Duraznos/root,sirinath/root,mhuwiler/rootauto,perovic/root,cxx-hep/root-cern,sirinath/root,kirbyherm/root-r-tools,perovic/root,omazapa/root-old,mattkretz/root,gbitzes/root,Duraznos/root,agarciamontoro/root,thomaskeck/root,mkret2/root,BerserkerTroll/root,alexschlueter/cern-root,omazapa/root-old,zzxuanyuan/root-compressor-dummy,jrtomps/root,smarinac/root,Dr15Jones/root,zzxuanyuan/root-compressor-dummy,Dr15Jones/root,zzxuanyuan/root,kirbyherm/root-r-tools,karies/root,perovic/root,esakellari/my_root_for_test,BerserkerTroll/root,0x0all/ROOT,karies/root,tc3t/qoot,gbitzes/root,karies/root,beniz/root,veprbl/root,omazapa/root-old,gbitzes/root,smarinac/root,kirbyherm/root-r-tools,lgiommi/root,jrtomps/root,omazapa/root-old,smarinac/root,arch1tect0r/root,dfunke/root,abhinavmoudgil95/root,veprbl/root,krafczyk/root,buuck/root,omazapa/root,Duraznos/root,nilqed/root,simonpf/root,BerserkerTroll/root,evgeny-boger/root,gbitzes/root,omazapa/root,georgtroska/root,buuck/root,esakellari/root,simonpf/root,lgiommi/root,davidlt/root,CristinaCristescu/root,simonpf/root,beniz/root,omazapa/root,Y--/root,evgeny-boger/root,esakellari/my_root_for_test,sbinet/cxx-root,gbitzes/root,CristinaCristescu/root,esakellari/my_root_for_test,gganis/root,mkret2/root,olifre/root,CristinaCristescu/root,Duraznos/root,zzxuanyuan/root-compressor-dummy,vukasinmilosevic/root,krafczyk/root,thomaskeck/root,strykejern/TTreeReader,nilqed/root,sbinet/cxx-root