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tcp: inp_socket is valid through the lifetime of a TCP inpcb
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Authored by glebius on Oct 19 2022, 10:43 PM.
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Details

Summary

The inp_socket is cleared only in in_pcbdetach(), which for TCP is
always accompanied with inp_pcbfree(). An inpcb that went through
in_pcbfree() shall never be returned by any kind of pcb lookup.

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rG FreeBSD src repository
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Buildable 47923
Build 44810: arc lint + arc unit