From f39dc1023d6b9933528638a0c2dd618b4fdf664e Mon Sep 17 00:00:00 2001 From: Cong Wang Date: Sat, 31 Aug 2013 13:44:35 +0800 Subject: ipv6: move in6_dev_finish_destroy() into core kernel in6_dev_put() will be needed by vxlan module, so is in6_dev_finish_destroy(). Cc: David S. Miller Signed-off-by: Cong Wang Signed-off-by: David S. Miller --- net/ipv6/addrconf_core.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'net/ipv6/addrconf_core.c') diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c index a864033..4c11cbc 100644 --- a/net/ipv6/addrconf_core.c +++ b/net/ipv6/addrconf_core.c @@ -6,6 +6,7 @@ #include #include #include +#include #define IPV6_ADDR_SCOPE_TYPE(scope) ((scope) << 16) @@ -117,3 +118,33 @@ const struct in6_addr in6addr_interfacelocal_allrouters = IN6ADDR_INTERFACELOCAL EXPORT_SYMBOL(in6addr_interfacelocal_allrouters); const struct in6_addr in6addr_sitelocal_allrouters = IN6ADDR_SITELOCAL_ALLROUTERS_INIT; EXPORT_SYMBOL(in6addr_sitelocal_allrouters); + +static void snmp6_free_dev(struct inet6_dev *idev) +{ + kfree(idev->stats.icmpv6msgdev); + kfree(idev->stats.icmpv6dev); + snmp_mib_free((void __percpu **)idev->stats.ipv6); +} + +/* Nobody refers to this device, we may destroy it. */ + +void in6_dev_finish_destroy(struct inet6_dev *idev) +{ + struct net_device *dev = idev->dev; + + WARN_ON(!list_empty(&idev->addr_list)); + WARN_ON(idev->mc_list != NULL); + WARN_ON(timer_pending(&idev->rs_timer)); + +#ifdef NET_REFCNT_DEBUG + pr_debug("%s: %s\n", __func__, dev ? dev->name : "NIL"); +#endif + dev_put(dev); + if (!idev->dead) { + pr_warn("Freeing alive inet6 device %p\n", idev); + return; + } + snmp6_free_dev(idev); + kfree_rcu(idev, rcu); +} +EXPORT_SYMBOL(in6_dev_finish_destroy); -- cgit v1.1