From 33a15eb6c020b7c54456b809e02ab678a1cebb51 Mon Sep 17 00:00:00 2001
From: Mikio Hara <mikioh.mikioh@gmail.com>
Date: Fri, 23 Sep 2011 23:37:42 +0900
Subject: [PATCH] net: make use of AF_UNSPEC instead of individual address
 family

R=fullung, rsc
CC=golang-dev
https://golang.org/cl/5034044
---
 src/pkg/net/interface_bsd.go   |  1 -
 src/pkg/net/interface_linux.go | 35 +++++++++++-----------------------
 2 files changed, 11 insertions(+), 25 deletions(-)

diff --git a/src/pkg/net/interface_bsd.go b/src/pkg/net/interface_bsd.go
index 9171827d22..54fa5ddeb6 100644
--- a/src/pkg/net/interface_bsd.go
+++ b/src/pkg/net/interface_bsd.go
@@ -150,7 +150,6 @@ func newAddr(m *syscall.InterfaceAddrMessage) ([]Addr, os.Error) {
 	}
 
 	for _, s := range sas {
-
 		switch v := s.(type) {
 		case *syscall.SockaddrInet4:
 			ifa := &IPAddr{IP: IPv4(v.Addr[0], v.Addr[1], v.Addr[2], v.Addr[3])}
diff --git a/src/pkg/net/interface_linux.go b/src/pkg/net/interface_linux.go
index 3d2a0bb9f8..36ae04ffa7 100644
--- a/src/pkg/net/interface_linux.go
+++ b/src/pkg/net/interface_linux.go
@@ -103,42 +103,29 @@ func linkFlags(rawFlags uint32) Flags {
 // for a specific interface.
 func interfaceAddrTable(ifindex int) ([]Addr, os.Error) {
 	var (
-		tab   []byte
-		e     int
-		err   os.Error
-		ifat4 []Addr
-		ifat6 []Addr
-		msgs4 []syscall.NetlinkMessage
-		msgs6 []syscall.NetlinkMessage
+		tab  []byte
+		e    int
+		err  os.Error
+		ifat []Addr
+		msgs []syscall.NetlinkMessage
 	)
 
-	tab, e = syscall.NetlinkRIB(syscall.RTM_GETADDR, syscall.AF_INET)
+	tab, e = syscall.NetlinkRIB(syscall.RTM_GETADDR, syscall.AF_UNSPEC)
 	if e != 0 {
 		return nil, os.NewSyscallError("netlink rib", e)
 	}
-	msgs4, e = syscall.ParseNetlinkMessage(tab)
+
+	msgs, e = syscall.ParseNetlinkMessage(tab)
 	if e != 0 {
 		return nil, os.NewSyscallError("netlink message", e)
 	}
-	ifat4, err = addrTable(msgs4, ifindex)
+
+	ifat, err = addrTable(msgs, ifindex)
 	if err != nil {
 		return nil, err
 	}
 
-	tab, e = syscall.NetlinkRIB(syscall.RTM_GETADDR, syscall.AF_INET6)
-	if e != 0 {
-		return nil, os.NewSyscallError("netlink rib", e)
-	}
-	msgs6, e = syscall.ParseNetlinkMessage(tab)
-	if e != 0 {
-		return nil, os.NewSyscallError("netlink message", e)
-	}
-	ifat6, err = addrTable(msgs6, ifindex)
-	if err != nil {
-		return nil, err
-	}
-
-	return append(ifat4, ifat6...), nil
+	return ifat, nil
 }
 
 func addrTable(msgs []syscall.NetlinkMessage, ifindex int) ([]Addr, os.Error) {