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net: panic if sockaddrToTCP returns nil incorrectly
Part of diagnosing the selfConnect bug TBR=dsymonds R=golang-dev CC=golang-dev https://golang.org/cl/5687057
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@ -9,6 +9,7 @@
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package net
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import (
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"fmt"
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"io"
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"os"
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"syscall"
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@ -26,6 +27,12 @@ func sockaddrToTCP(sa syscall.Sockaddr) Addr {
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return &TCPAddr{sa.Addr[0:], sa.Port}
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case *syscall.SockaddrInet6:
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return &TCPAddr{sa.Addr[0:], sa.Port}
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default:
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if sa != nil {
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// TODO(r): Diagnose when we will turn a non-nil sockaddr into a nil.
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// Part of diagnosing the selfConnect bug.
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panic(fmt.Sprintf("unexpected type in sockaddrToTCP: %T", sa))
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}
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}
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return nil
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}
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