io eof fix

zhangmeng

2019-08-26 7db9aba5ca931982d0f688a796c7ba4a70d0c8de

io eof fix

 readwriter.go

@@ -73,7 +73,7 @@
    }

    if isEOF {
        return nil, io.EOF
        return data, io.EOF
    }

    return data, nil