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authorJakub Kicinski <kuba@kernel.org>2024-06-20 13:02:22 -0700
committerJakub Kicinski <kuba@kernel.org>2024-06-20 13:49:59 -0700
commita6ec08beec9ea93f342d6daeac922208709694dc (patch)
treee14f4b7f0133e63a20a27baea37506abeba3bb95 /net/ipv6
parenta012f9a752a5856b29610057c76079fbdbe02abf (diff)
parentd5a7fc58da039903b332041e8c67daae36f08b50 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. Conflicts: drivers/net/ethernet/broadcom/bnxt/bnxt.c 1e7962114c10 ("bnxt_en: Restore PTP tx_avail count in case of skb_pad() error") 165f87691a89 ("bnxt_en: add timestamping statistics support") No adjacent changes. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/ip6_fib.c3
-rw-r--r--net/ipv6/route.c4
-rw-r--r--net/ipv6/seg6_local.c8
-rw-r--r--net/ipv6/xfrm6_policy.c8
4 files changed, 16 insertions, 7 deletions
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index d9c9a542a414..eb111d20615c 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -2514,7 +2514,8 @@ int __init fib6_init(void)
goto out_kmem_cache_create;
ret = rtnl_register_module(THIS_MODULE, PF_INET6, RTM_GETROUTE, NULL,
- inet6_dump_fib, RTNL_FLAG_DUMP_UNLOCKED);
+ inet6_dump_fib, RTNL_FLAG_DUMP_UNLOCKED |
+ RTNL_FLAG_DUMP_SPLIT_NLM_DONE);
if (ret)
goto out_unregister_subsys;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 6c9fc4fc9334..5b107f241cdb 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -636,6 +636,8 @@ static void rt6_probe(struct fib6_nh *fib6_nh)
rcu_read_lock();
last_probe = READ_ONCE(fib6_nh->last_probe);
idev = __in6_dev_get(dev);
+ if (!idev)
+ goto out;
neigh = __ipv6_neigh_lookup_noref(dev, nh_gw);
if (neigh) {
if (READ_ONCE(neigh->nud_state) & NUD_VALID)
@@ -3601,7 +3603,7 @@ int fib6_nh_init(struct net *net, struct fib6_nh *fib6_nh,
if (!dev)
goto out;
- if (idev->cnf.disable_ipv6) {
+ if (!idev || idev->cnf.disable_ipv6) {
NL_SET_ERR_MSG(extack, "IPv6 is disabled on nexthop device");
err = -EACCES;
goto out;
diff --git a/net/ipv6/seg6_local.c b/net/ipv6/seg6_local.c
index 24e2b4b494cb..c434940131b1 100644
--- a/net/ipv6/seg6_local.c
+++ b/net/ipv6/seg6_local.c
@@ -941,8 +941,8 @@ static int input_action_end_dx6(struct sk_buff *skb,
if (static_branch_unlikely(&nf_hooks_lwtunnel_enabled))
return NF_HOOK(NFPROTO_IPV6, NF_INET_PRE_ROUTING,
- dev_net(skb->dev), NULL, skb, NULL,
- skb_dst(skb)->dev, input_action_end_dx6_finish);
+ dev_net(skb->dev), NULL, skb, skb->dev,
+ NULL, input_action_end_dx6_finish);
return input_action_end_dx6_finish(dev_net(skb->dev), NULL, skb);
drop:
@@ -991,8 +991,8 @@ static int input_action_end_dx4(struct sk_buff *skb,
if (static_branch_unlikely(&nf_hooks_lwtunnel_enabled))
return NF_HOOK(NFPROTO_IPV4, NF_INET_PRE_ROUTING,
- dev_net(skb->dev), NULL, skb, NULL,
- skb_dst(skb)->dev, input_action_end_dx4_finish);
+ dev_net(skb->dev), NULL, skb, skb->dev,
+ NULL, input_action_end_dx4_finish);
return input_action_end_dx4_finish(dev_net(skb->dev), NULL, skb);
drop:
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index cc885d3aa9e5..2f1ea5f999a2 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -56,12 +56,18 @@ static int xfrm6_get_saddr(struct net *net, int oif,
{
struct dst_entry *dst;
struct net_device *dev;
+ struct inet6_dev *idev;
dst = xfrm6_dst_lookup(net, 0, oif, NULL, daddr, mark);
if (IS_ERR(dst))
return -EHOSTUNREACH;
- dev = ip6_dst_idev(dst)->dev;
+ idev = ip6_dst_idev(dst);
+ if (!idev) {
+ dst_release(dst);
+ return -EHOSTUNREACH;
+ }
+ dev = idev->dev;
ipv6_dev_get_saddr(dev_net(dev), dev, &daddr->in6, 0, &saddr->in6);
dst_release(dst);
return 0;