Check accepted fd instead of listen fd?

[tanjianfeng]

Is this a typo or deliberate? This line checked the listen fd (3), instead of accepted fd (4)?

https://github.com/google/packetdrill/blob/master/gtests/net/tcp/inq/server.pkt#L50

I guess the original purpose is to check this?

+0 read(4, ..., 2000) = 0

[nealcardwell]

Thanks for the report! We'll try to fix this. Or please feel free to post a patch. Thanks!