Fix for ROOT-3341 (TXNetFile and XrdClient::ReadV return value check)
Fix for ROOT-3341 (TXNetFile and XrdClient::ReadV return value check)

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