Fix minio hang in donut driver.
Fix minio hang in donut driver.

remove sending err to errorChannel until we figure out the right fix.

brendanashworth/minio,krisis/minio,wangtuanjie/minio,dutchcoders/minio,aead/minio,flandr/minio,NitishT/minio,balamurugana/minio,krishnasrinivas/minio-daily,alexellis/minio,abperiasamy/minio,jimjag/minio,aead/minio,NitishT/minio,harshavardhana/minio,wangtuanjie/minio,harshavardhana/minio,abperiasamy/minio,krisis/minio,krishnasrinivas/minio,kahing/minio,hackintoshrao/minio,fwessels/minio,minio/minio,hackintoshrao/minio,rushenn/minio,dvstate/minio,aead/minio,brendanashworth/minio,flandr/minio,dutchcoders/minio,dvstate/minio,minio/minio,krishnasrinivas/minio,dvstate/minio,mf-00/newgo,rajivm/minio,aead/minio,krishnasrinivas/minio,krishnasrinivas/minio,donatello/minio,fwessels/minio,aead/minio,flandr/minio,aead/minio,jimjag/minio,rushenn/minio,donatello/minio,dvstate/minio,rushenn/minio,dutchcoders/minio,solderzzc/minio,solderzzc/minio,vadmeste/minio,harshavardhana/minio,fwessels/minio,mf-00/newgo,alexellis/minio,harshavardhana/minio,vadmeste/minio,NitishT/minio,brendanashworth/minio,alexex/minio,balamurugana/minio,NitishT/minio,rushenn/minio,mkash32/minio,jimjag/minio,abperiasamy/minio,koolhead17/minio,kahing/minio,rajivm/minio,luomeiqin/minio,brendanashworth/minio,harshavardhana/minio,jimjag/minio,wangtuanjie/minio,abperiasamy/minio,luomeiqin/minio,solderzzc/minio,harshavardhana/minio,flandr/minio,aead/minio,aead/minio,harshavardhana/minio,krishnasrinivas/minio-daily,luomeiqin/minio,alexex/minio,mkash32/minio,wangtuanjie/minio,fwessels/minio,kahing/minio,luomeiqin/minio,hackintoshrao/minio,harshavardhana/minio,alexex/minio,hackintoshrao/minio,dutchcoders/minio,koolhead17/minio