Commit 64236f3f3d74 ("ipv6: introduce IFA_F_STABLE_PRIVACY flag")
failed to update the setting of the IFA_F_OPTIMISTIC flag, causing
the IFA_F_STABLE_PRIVACY flag to be lost if IFA_F_OPTIMISTIC is set.
Cc: Erik Kline <e...@google.com>
Cc: Fernando Gont <fg...@si6networks.com>
Cc: Lorenzo Colitti <lore...@google.com>
Cc: YOSHIFUJI Hideaki/吉藤英明 <hideaki.yoshif...@miraclelinux.com>
Cc: Hannes Frederic Sowa <han...@stressinduktion.org>
Fixes: 64236f3f3d74 ("ipv6: introduce IFA_F_STABLE_PRIVACY flag")
Signed-off-by: Bjørn Mork <bj...@mork.no>
---
net/ipv6/addrconf.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index b5cc81a18521..b3465bbbcd82 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2463,7 +2463,7 @@ ok:
#ifdef CONFIG_IPV6_OPTIMISTIC_DAD
if (in6_dev->cnf.optimistic_dad &&
!net->ipv6.devconf_all->forwarding && sllao)
- addr_flags = IFA_F_OPTIMISTIC;
+ addr_flags |= IFA_F_OPTIMISTIC;
#endif
/* Do not allow to create too much of autoconfigured
--
2.1.4
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