Check if the stream is not already closed in AbstractAdapter::copy
Check if the stream is not already closed in AbstractAdapter::copy

sohelrana820/flysystem,mapyo/flysystem,sachintaware/flysystem,CarsonF/flysystem,oswaldderiemaecker/flysystem,barryvdh/flysystem,mhlavac/flysystem,dshafik/flysystem,dstockto/flysystem,farmisen/flysystem,nao-pon/flysystem,mhlavac/flysystem,twistor/flysystem,twistor/flysystem,Amrit01/flysystem,rossriley/flysystem,hannesvdvreken/flysystem