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authorGlenn Wurster <gwurster@scs.carleton.ca>2010-09-27 07:04:30 +0000
committerDavid S. Miller <davem@davemloft.net>2010-10-26 12:35:12 -0700
commitaed65501e8c072b52c5b4dc807cd938659329673 (patch)
treec604168d37323a2ca02faee256cb0d21e9ccf578 /net/ipv6
parentded85aa86bff953190cb893fceeecaadcab53a80 (diff)
downloadlinux-aed65501e8c072b52c5b4dc807cd938659329673.tar.gz
IPv6: Create temporary address if none exists.
If privacy extentions are enabled, but no current temporary address exists,
then create one when we get a router advertisement.

Signed-off-by: Glenn Wurster <gwurster@scs.carleton.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/addrconf.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index ec7a91d9e865..8ed6763dae96 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2021,10 +2021,11 @@ ok:
 					ipv6_ifa_notify(0, ift);
 			}
 
-			if (create && in6_dev->cnf.use_tempaddr > 0) {
+			if ((create || list_empty(&in6_dev->tempaddr_list)) && in6_dev->cnf.use_tempaddr > 0) {
 				/*
 				 * When a new public address is created as described in [ADDRCONF],
-				 * also create a new temporary address.
+				 * also create a new temporary address. Also create a temporary
+				 * address if it's enabled but no temporary address currently exists.
 				 */
 				read_unlock_bh(&in6_dev->lock);
 				ipv6_create_tempaddr(ifp, NULL);