commit 55ebaef1d5db9c1c76ba01a87fd986db5dee550d
author Noriaki TAKAMIYA <takamiya@po.ntts.co.jp> Fri Sep 22 14:45:27 2006 -0700
committer David S. Miller <davem@sunset.davemloft.net> Fri Sep 22 15:20:28 2006 -0700
tree f06df5c635a1313ae6628d15a784076e5929c496
parent fc26d0abd5afd2b5268a7dbdbf8be1095ce5703e

[IPV6] ADDRCONF: Allow non-DAD'able addresses.

IFA_F_NODAD flag, similar to IN6_IFF_NODAD in BSDs, is introduced
to skip DAD.

This flag should be set to Mobile IPv6 Home Address(es) on Mobile
Node because DAD would fail if we should perform DAD; our Home Agent
protects our Home Address(es).

Signed-off-by: Noriaki TAKAMIYA <takamiya@po.ntts.co.jp>
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/linux/if_addr.h

diff --git a/include/linux/if_addr.h b/include/linux/if_addr.h
index e159045..ca24b9d 100644
--- a/include/linux/if_addr.h
+++ b/include/linux/if_addr.h
@@ -38,6 +38,7 @@
 #define IFA_F_SECONDARY		0x01
 #define IFA_F_TEMPORARY		IFA_F_SECONDARY
 
+#define	IFA_F_NODAD		0x02
 #define IFA_F_DEPRECATED	0x20
 #define IFA_F_TENTATIVE		0x40
 #define IFA_F_PERMANENT		0x80