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-rw-r--r--net/ipv6/addrconf.c49
1 files changed, 27 insertions, 22 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 9c3f5202a97b..eaecaf2ffe00 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3447,6 +3447,30 @@ static void addrconf_gre_config(struct net_device *dev)
}
#endif
+static void addrconf_init_auto_addrs(struct net_device *dev)
+{
+ switch (dev->type) {
+#if IS_ENABLED(CONFIG_IPV6_SIT)
+ case ARPHRD_SIT:
+ addrconf_sit_config(dev);
+ break;
+#endif
+#if IS_ENABLED(CONFIG_NET_IPGRE) || IS_ENABLED(CONFIG_IPV6_GRE)
+ case ARPHRD_IP6GRE:
+ case ARPHRD_IPGRE:
+ addrconf_gre_config(dev);
+ break;
+#endif
+ case ARPHRD_LOOPBACK:
+ init_loopback(dev);
+ break;
+
+ default:
+ addrconf_dev_config(dev);
+ break;
+ }
+}
+
static int fixup_permanent_addr(struct net *net,
struct inet6_dev *idev,
struct inet6_ifaddr *ifp)
@@ -3615,26 +3639,7 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
run_pending = 1;
}
- switch (dev->type) {
-#if IS_ENABLED(CONFIG_IPV6_SIT)
- case ARPHRD_SIT:
- addrconf_sit_config(dev);
- break;
-#endif
-#if IS_ENABLED(CONFIG_NET_IPGRE) || IS_ENABLED(CONFIG_IPV6_GRE)
- case ARPHRD_IP6GRE:
- case ARPHRD_IPGRE:
- addrconf_gre_config(dev);
- break;
-#endif
- case ARPHRD_LOOPBACK:
- init_loopback(dev);
- break;
-
- default:
- addrconf_dev_config(dev);
- break;
- }
+ addrconf_init_auto_addrs(dev);
if (!IS_ERR_OR_NULL(idev)) {
if (run_pending)
@@ -6397,7 +6402,7 @@ static int addrconf_sysctl_addr_gen_mode(struct ctl_table *ctl, int write,
if (idev->cnf.addr_gen_mode != new_val) {
idev->cnf.addr_gen_mode = new_val;
- addrconf_dev_config(idev->dev);
+ addrconf_init_auto_addrs(idev->dev);
}
} else if (&net->ipv6.devconf_all->addr_gen_mode == ctl->data) {
struct net_device *dev;
@@ -6408,7 +6413,7 @@ static int addrconf_sysctl_addr_gen_mode(struct ctl_table *ctl, int write,
if (idev &&
idev->cnf.addr_gen_mode != new_val) {
idev->cnf.addr_gen_mode = new_val;
- addrconf_dev_config(idev->dev);
+ addrconf_init_auto_addrs(idev->dev);
}
}
}