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-rw-r--r--net/atm/clip.c3
-rw-r--r--net/ipv4/fib_trie.c2
-rw-r--r--net/ipv4/udp.c3
-rw-r--r--net/ipv4/xfrm4_policy.c2
-rw-r--r--net/ipv6/ip6_fib.c6
-rw-r--r--net/ipv6/ip6_output.c14
-rw-r--r--net/ipv6/route.c5
-rw-r--r--net/openvswitch/conntrack.c8
8 files changed, 27 insertions, 16 deletions
diff --git a/net/atm/clip.c b/net/atm/clip.c
index 17e55dfecbe2..e07f551a863c 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -317,6 +317,9 @@ static int clip_constructor(struct neighbour *neigh)
static int clip_encap(struct atm_vcc *vcc, int mode)
{
+ if (!CLIP_VCC(vcc))
+ return -EBADFD;
+
CLIP_VCC(vcc)->encap = mode;
return 0;
}
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 26d6ffb6d23c..6c2af797f2f9 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -1426,7 +1426,7 @@ found:
nh->nh_flags & RTNH_F_LINKDOWN &&
!(fib_flags & FIB_LOOKUP_IGNORE_LINKSTATE))
continue;
- if (!(flp->flowi4_flags & FLOWI_FLAG_VRFSRC)) {
+ if (!(flp->flowi4_flags & FLOWI_FLAG_SKIP_NH_OIF)) {
if (flp->flowi4_oif &&
flp->flowi4_oif != nh->nh_oif)
continue;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index c0a15e7f359f..f7d1d5e19e95 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1024,7 +1024,8 @@ int udp_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
if (netif_index_is_vrf(net, ipc.oif)) {
flowi4_init_output(fl4, ipc.oif, sk->sk_mark, tos,
RT_SCOPE_UNIVERSE, sk->sk_protocol,
- (flow_flags | FLOWI_FLAG_VRFSRC),
+ (flow_flags | FLOWI_FLAG_VRFSRC |
+ FLOWI_FLAG_SKIP_NH_OIF),
faddr, saddr, dport,
inet->inet_sport);
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index bb919b28619f..c10a9ee68433 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -33,6 +33,8 @@ static struct dst_entry *__xfrm4_dst_lookup(struct net *net, struct flowi4 *fl4,
if (saddr)
fl4->saddr = saddr->a4;
+ fl4->flowi4_flags = FLOWI_FLAG_SKIP_NH_OIF;
+
rt = __ip_route_output_key(net, fl4);
if (!IS_ERR(rt))
return &rt->dst;
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 8a9ec01f4d01..7d2e0023c72d 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -851,7 +851,7 @@ add:
*ins = rt;
rt->rt6i_node = fn;
atomic_inc(&rt->rt6i_ref);
- inet6_rt_notify(RTM_NEWROUTE, rt, info);
+ inet6_rt_notify(RTM_NEWROUTE, rt, info, 0);
info->nl_net->ipv6.rt6_stats->fib_rt_entries++;
if (!(fn->fn_flags & RTN_RTINFO)) {
@@ -877,7 +877,7 @@ add:
rt->rt6i_node = fn;
rt->dst.rt6_next = iter->dst.rt6_next;
atomic_inc(&rt->rt6i_ref);
- inet6_rt_notify(RTM_NEWROUTE, rt, info);
+ inet6_rt_notify(RTM_NEWROUTE, rt, info, NLM_F_REPLACE);
if (!(fn->fn_flags & RTN_RTINFO)) {
info->nl_net->ipv6.rt6_stats->fib_route_nodes++;
fn->fn_flags |= RTN_RTINFO;
@@ -1422,7 +1422,7 @@ static void fib6_del_route(struct fib6_node *fn, struct rt6_info **rtp,
fib6_purge_rt(rt, fn, net);
- inet6_rt_notify(RTM_DELROUTE, rt, info);
+ inet6_rt_notify(RTM_DELROUTE, rt, info, 0);
rt6_release(rt);
}
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 26ea47930740..92b1aa38f121 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -586,20 +586,22 @@ int ip6_fragment(struct sock *sk, struct sk_buff *skb,
frag_id = ipv6_select_ident(net, &ipv6_hdr(skb)->daddr,
&ipv6_hdr(skb)->saddr);
+ hroom = LL_RESERVED_SPACE(rt->dst.dev);
if (skb_has_frag_list(skb)) {
int first_len = skb_pagelen(skb);
struct sk_buff *frag2;
if (first_len - hlen > mtu ||
((first_len - hlen) & 7) ||
- skb_cloned(skb))
+ skb_cloned(skb) ||
+ skb_headroom(skb) < (hroom + sizeof(struct frag_hdr)))
goto slow_path;
skb_walk_frags(skb, frag) {
/* Correct geometry. */
if (frag->len > mtu ||
((frag->len & 7) && frag->next) ||
- skb_headroom(frag) < hlen)
+ skb_headroom(frag) < (hlen + hroom + sizeof(struct frag_hdr)))
goto slow_path_clean;
/* Partially cloned skb? */
@@ -616,8 +618,6 @@ int ip6_fragment(struct sock *sk, struct sk_buff *skb,
err = 0;
offset = 0;
- frag = skb_shinfo(skb)->frag_list;
- skb_frag_list_init(skb);
/* BUILD HEADER */
*prevhdr = NEXTHDR_FRAGMENT;
@@ -625,8 +625,11 @@ int ip6_fragment(struct sock *sk, struct sk_buff *skb,
if (!tmp_hdr) {
IP6_INC_STATS(net, ip6_dst_idev(skb_dst(skb)),
IPSTATS_MIB_FRAGFAILS);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto fail;
}
+ frag = skb_shinfo(skb)->frag_list;
+ skb_frag_list_init(skb);
__skb_pull(skb, hlen);
fh = (struct frag_hdr *)__skb_push(skb, sizeof(struct frag_hdr));
@@ -723,7 +726,6 @@ slow_path:
*/
*prevhdr = NEXTHDR_FRAGMENT;
- hroom = LL_RESERVED_SPACE(rt->dst.dev);
troom = rt->dst.dev->needed_tailroom;
/*
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 3d3c1b294725..d5fa50297f80 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -3304,7 +3304,8 @@ errout:
return err;
}
-void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info)
+void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info,
+ unsigned int nlm_flags)
{
struct sk_buff *skb;
struct net *net = info->nl_net;
@@ -3319,7 +3320,7 @@ void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info)
goto errout;
err = rt6_fill_node(net, skb, rt, NULL, NULL, 0,
- event, info->portid, seq, 0, 0, 0);
+ event, info->portid, seq, 0, 0, nlm_flags);
if (err < 0) {
/* -EMSGSIZE implies BUG in rt6_nlmsg_size() */
WARN_ON(err == -EMSGSIZE);
diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index e8e524ad8a01..002a755fa07e 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -275,13 +275,15 @@ static int ovs_ct_helper(struct sk_buff *skb, u16 proto)
case NFPROTO_IPV6: {
u8 nexthdr = ipv6_hdr(skb)->nexthdr;
__be16 frag_off;
+ int ofs;
- protoff = ipv6_skip_exthdr(skb, sizeof(struct ipv6hdr),
- &nexthdr, &frag_off);
- if (protoff < 0 || (frag_off & htons(~0x7)) != 0) {
+ ofs = ipv6_skip_exthdr(skb, sizeof(struct ipv6hdr), &nexthdr,
+ &frag_off);
+ if (ofs < 0 || (frag_off & htons(~0x7)) != 0) {
pr_debug("proto header not found\n");
return NF_ACCEPT;
}
+ protoff = ofs;
break;
}
default:
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2025-01-03 14:18:11 +0000