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-rw-r--r--net/ipv6/addrconf.c8
-rw-r--r--net/ipv6/af_inet6.c4
-rw-r--r--net/ipv6/ip6mr.c5
-rw-r--r--net/ipv6/seg6.c5
-rw-r--r--net/ipv6/udp.c5
5 files changed, 21 insertions, 6 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index e15f64f22fa8..10ce86bf228e 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3557,11 +3557,15 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
fallthrough;
case NETDEV_UP:
case NETDEV_CHANGE:
- if (dev->flags & IFF_SLAVE)
+ if (idev && idev->cnf.disable_ipv6)
break;
- if (idev && idev->cnf.disable_ipv6)
+ if (dev->flags & IFF_SLAVE) {
+ if (event == NETDEV_UP && !IS_ERR_OR_NULL(idev) &&
+ dev->flags & IFF_UP && dev->flags & IFF_MULTICAST)
+ ipv6_mc_up(idev);
break;
+ }
if (event == NETDEV_UP) {
/* restore routes for permanent addresses */
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 2ce0c44d0081..dbb1430d6cc2 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -1070,13 +1070,13 @@ static int __init inet6_init(void)
for (r = &inetsw6[0]; r < &inetsw6[SOCK_MAX]; ++r)
INIT_LIST_HEAD(r);
+ raw_hashinfo_init(&raw_v6_hashinfo);
+
if (disable_ipv6_mod) {
pr_info("Loaded, but administratively disabled, reboot required to enable\n");
goto out;
}
- raw_hashinfo_init(&raw_v6_hashinfo);
-
err = proto_register(&tcpv6_prot, 1);
if (err)
goto out;
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index a9ba41648e36..858fd8a28b5b 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -1028,8 +1028,11 @@ static void ip6mr_cache_resolve(struct net *net, struct mr_table *mrt,
((struct nlmsgerr *)nlmsg_data(nlh))->error = -EMSGSIZE;
}
rtnl_unicast(skb, net, NETLINK_CB(skb).portid);
- } else
+ } else {
+ rcu_read_lock();
ip6_mr_forward(net, mrt, skb->dev, skb, c);
+ rcu_read_unlock();
+ }
}
}
diff --git a/net/ipv6/seg6.c b/net/ipv6/seg6.c
index 73aaabf0e966..0b0e34ddc64e 100644
--- a/net/ipv6/seg6.c
+++ b/net/ipv6/seg6.c
@@ -191,6 +191,11 @@ static int seg6_genl_sethmac(struct sk_buff *skb, struct genl_info *info)
goto out_unlock;
}
+ if (slen > nla_len(info->attrs[SEG6_ATTR_SECRET])) {
+ err = -EINVAL;
+ goto out_unlock;
+ }
+
if (hinfo) {
err = seg6_hmac_info_del(net, hmackeyid);
if (err)
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 16c176e7c69a..3366d6a77ff2 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -616,8 +616,11 @@ int __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
}
/* Tunnels don't have an application socket: don't pass errors back */
- if (tunnel)
+ if (tunnel) {
+ if (udp_sk(sk)->encap_err_rcv)
+ udp_sk(sk)->encap_err_rcv(sk, skb, offset);
goto out;
+ }
if (!np->recverr) {
if (!harderr || sk->sk_state != TCP_ESTABLISHED)