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Diffstat (limited to 'net/ipv6/addrconf.c')
-rw-r--r--net/ipv6/addrconf.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 86219c0a0104..4c387dc338e3 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -183,7 +183,7 @@ static struct rt6_info *addrconf_get_prefix_route(const struct in6_addr *pfx,
static void addrconf_dad_start(struct inet6_ifaddr *ifp);
static void addrconf_dad_work(struct work_struct *w);
-static void addrconf_dad_completed(struct inet6_ifaddr *ifp);
+static void addrconf_dad_completed(struct inet6_ifaddr *ifp, bool bump_id);
static void addrconf_dad_run(struct inet6_dev *idev);
static void addrconf_rs_timer(unsigned long data);
static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifa);
@@ -2906,6 +2906,7 @@ static void add_addr(struct inet6_dev *idev, const struct in6_addr *addr,
spin_lock_bh(&ifp->lock);
ifp->flags &= ~IFA_F_TENTATIVE;
spin_unlock_bh(&ifp->lock);
+ rt_genid_bump_ipv6(dev_net(idev->dev));
ipv6_ifa_notify(RTM_NEWADDR, ifp);
in6_ifa_put(ifp);
}
@@ -3748,7 +3749,7 @@ static void addrconf_dad_begin(struct inet6_ifaddr *ifp)
{
struct inet6_dev *idev = ifp->idev;
struct net_device *dev = idev->dev;
- bool notify = false;
+ bool bump_id, notify = false;
addrconf_join_solict(dev, &ifp->addr);
@@ -3763,11 +3764,12 @@ static void addrconf_dad_begin(struct inet6_ifaddr *ifp)
idev->cnf.accept_dad < 1 ||
!(ifp->flags&IFA_F_TENTATIVE) ||
ifp->flags & IFA_F_NODAD) {
+ bump_id = ifp->flags & IFA_F_TENTATIVE;
ifp->flags &= ~(IFA_F_TENTATIVE|IFA_F_OPTIMISTIC|IFA_F_DADFAILED);
spin_unlock(&ifp->lock);
read_unlock_bh(&idev->lock);
- addrconf_dad_completed(ifp);
+ addrconf_dad_completed(ifp, bump_id);
return;
}
@@ -3827,8 +3829,8 @@ static void addrconf_dad_work(struct work_struct *w)
struct inet6_ifaddr,
dad_work);
struct inet6_dev *idev = ifp->idev;
+ bool bump_id, disable_ipv6 = false;
struct in6_addr mcaddr;
- bool disable_ipv6 = false;
enum {
DAD_PROCESS,
@@ -3898,11 +3900,12 @@ static void addrconf_dad_work(struct work_struct *w)
* DAD was successful
*/
+ bump_id = ifp->flags & IFA_F_TENTATIVE;
ifp->flags &= ~(IFA_F_TENTATIVE|IFA_F_OPTIMISTIC|IFA_F_DADFAILED);
spin_unlock(&ifp->lock);
write_unlock_bh(&idev->lock);
- addrconf_dad_completed(ifp);
+ addrconf_dad_completed(ifp, bump_id);
goto out;
}
@@ -3939,7 +3942,7 @@ static bool ipv6_lonely_lladdr(struct inet6_ifaddr *ifp)
return true;
}
-static void addrconf_dad_completed(struct inet6_ifaddr *ifp)
+static void addrconf_dad_completed(struct inet6_ifaddr *ifp, bool bump_id)
{
struct net_device *dev = ifp->idev->dev;
struct in6_addr lladdr;
@@ -3991,6 +3994,9 @@ static void addrconf_dad_completed(struct inet6_ifaddr *ifp)
spin_unlock(&ifp->lock);
write_unlock_bh(&ifp->idev->lock);
}
+
+ if (bump_id)
+ rt_genid_bump_ipv6(dev_net(dev));
}
static void addrconf_dad_run(struct inet6_dev *idev)