[Differential] D5872: tcp: Don't prematurely drop receiving-only connections

[jtl (Jonathan T. Looney)]

jtl added inline comments.

INLINE COMMENTS
  sys/netinet/tcp_output.c:1551 In my opinion, this does //not// need to be a panic. A KASSERT() should be sufficient.
  
  Also, this is not the re-usable macro which Lawrence suggested.

REVISION DETAIL
  https://reviews.freebsd.org/D5872

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To: sepherosa_gmail.com, network, glebius, adrian, delphij, decui_microsoft.com, honzhan_microsoft.com, howard0su_gmail.com, freebsd-net-list, lstewart, hiren, jtl, transport
Cc: gnn, mike-karels.net, jtl