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net: using runtime.AddCleanup #75024

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net: using runtime.AddCleanup #75024

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9 changes: 5 additions & 4 deletions src/net/fd_posix.go
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ type netFD struct {
net string
laddr Addr
raddr Addr
cleanup runtime.Cleanup
}

func (fd *netFD) name() string {
Expand All @@ -40,13 +41,13 @@ func (fd *netFD) name() string {
func (fd *netFD) setAddr(laddr, raddr Addr) {
fd.laddr = laddr
fd.raddr = raddr
// TODO Replace with runtime.AddCleanup.
runtime.SetFinalizer(fd, (*netFD).Close)
fd.cleanup = runtime.AddCleanup(fd, func(_ int) {
_ = fd.pfd.Close()
}, 0)
}

func (fd *netFD) Close() error {
// TODO Replace with runtime.AddCleanup.
runtime.SetFinalizer(fd, nil)
fd.cleanup.Stop()
return fd.pfd.Close()
}

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