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-rw-r--r--net/batman-adv/bat_v_elp.c2
-rw-r--r--net/batman-adv/routing.c28
-rw-r--r--net/core/sock.c5
-rw-r--r--net/ipv4/ip_input.c5
-rw-r--r--net/ipv4/ip_vti.c15
-rw-r--r--net/ipv4/ipmr.c7
-rw-r--r--net/ipv4/netfilter/nft_chain_route_ipv4.c11
-rw-r--r--net/ipv4/route.c10
-rw-r--r--net/ipv4/tcp_input.c2
-rw-r--r--net/ipv4/tcp_output.c7
-rw-r--r--net/ipv4/tcp_timer.c1
-rw-r--r--net/ipv6/ip6_vti.c19
-rw-r--r--net/ipv6/ip6mr.c7
-rw-r--r--net/ipv6/netfilter/nft_chain_route_ipv6.c10
-rw-r--r--net/ipv6/route.c11
-rw-r--r--net/ipv6/xfrm6_input.c16
-rw-r--r--net/ipv6/xfrm6_tunnel.c2
-rw-r--r--net/irda/af_irda.c5
-rw-r--r--net/mac80211/agg-rx.c8
-rw-r--r--net/mac80211/agg-tx.c3
-rw-r--r--net/mac80211/mesh_hwmp.c3
-rw-r--r--net/mac80211/mesh_pathtbl.c2
-rw-r--r--net/mac80211/sta_info.c4
-rw-r--r--net/mac80211/tx.c73
-rw-r--r--net/netfilter/nf_conntrack_core.c6
-rw-r--r--net/netfilter/nf_nat_core.c5
-rw-r--r--net/netfilter/nf_tables_trace.c2
-rw-r--r--net/sctp/input.c27
-rw-r--r--net/sunrpc/auth_gss/svcauth_gss.c5
-rw-r--r--net/sunrpc/xprtrdma/verbs.c45
-rw-r--r--net/sunrpc/xprtrdma/xprt_rdma.h1
-rw-r--r--net/sunrpc/xprtsock.c2
-rw-r--r--net/wireless/nl80211.c2
-rw-r--r--net/xfrm/xfrm_state.c1
-rw-r--r--net/xfrm/xfrm_user.c9
35 files changed, 250 insertions, 111 deletions
diff --git a/net/batman-adv/bat_v_elp.c b/net/batman-adv/bat_v_elp.c
index 7d170010beb9..ee08540ce503 100644
--- a/net/batman-adv/bat_v_elp.c
+++ b/net/batman-adv/bat_v_elp.c
@@ -335,7 +335,7 @@ int batadv_v_elp_iface_enable(struct batadv_hard_iface *hard_iface)
goto out;
skb_reserve(hard_iface->bat_v.elp_skb, ETH_HLEN + NET_IP_ALIGN);
- elp_buff = skb_push(hard_iface->bat_v.elp_skb, BATADV_ELP_HLEN);
+ elp_buff = skb_put(hard_iface->bat_v.elp_skb, BATADV_ELP_HLEN);
elp_packet = (struct batadv_elp_packet *)elp_buff;
memset(elp_packet, 0, BATADV_ELP_HLEN);
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 610f2c45edcd..7e8dc648b95a 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -461,6 +461,29 @@ static int batadv_check_unicast_packet(struct batadv_priv *bat_priv,
}
/**
+ * batadv_last_bonding_get - Get last_bonding_candidate of orig_node
+ * @orig_node: originator node whose last bonding candidate should be retrieved
+ *
+ * Return: last bonding candidate of router or NULL if not found
+ *
+ * The object is returned with refcounter increased by 1.
+ */
+static struct batadv_orig_ifinfo *
+batadv_last_bonding_get(struct batadv_orig_node *orig_node)
+{
+ struct batadv_orig_ifinfo *last_bonding_candidate;
+
+ spin_lock_bh(&orig_node->neigh_list_lock);
+ last_bonding_candidate = orig_node->last_bonding_candidate;
+
+ if (last_bonding_candidate)
+ kref_get(&last_bonding_candidate->refcount);
+ spin_unlock_bh(&orig_node->neigh_list_lock);
+
+ return last_bonding_candidate;
+}
+
+/**
* batadv_last_bonding_replace - Replace last_bonding_candidate of orig_node
* @orig_node: originator node whose bonding candidates should be replaced
* @new_candidate: new bonding candidate or NULL
@@ -530,7 +553,7 @@ batadv_find_router(struct batadv_priv *bat_priv,
* router - obviously there are no other candidates.
*/
rcu_read_lock();
- last_candidate = orig_node->last_bonding_candidate;
+ last_candidate = batadv_last_bonding_get(orig_node);
if (last_candidate)
last_cand_router = rcu_dereference(last_candidate->router);
@@ -622,6 +645,9 @@ next:
batadv_orig_ifinfo_put(next_candidate);
}
+ if (last_candidate)
+ batadv_orig_ifinfo_put(last_candidate);
+
return router;
}
diff --git a/net/core/sock.c b/net/core/sock.c
index 51a730485649..038e660ef844 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1340,7 +1340,6 @@ static struct sock *sk_prot_alloc(struct proto *prot, gfp_t priority,
if (!try_module_get(prot->owner))
goto out_free_sec;
sk_tx_queue_clear(sk);
- cgroup_sk_alloc(&sk->sk_cgrp_data);
}
return sk;
@@ -1400,6 +1399,7 @@ struct sock *sk_alloc(struct net *net, int family, gfp_t priority,
sock_net_set(sk, net);
atomic_set(&sk->sk_wmem_alloc, 1);
+ cgroup_sk_alloc(&sk->sk_cgrp_data);
sock_update_classid(&sk->sk_cgrp_data);
sock_update_netprioidx(&sk->sk_cgrp_data);
}
@@ -1544,6 +1544,9 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority)
newsk->sk_priority = 0;
newsk->sk_incoming_cpu = raw_smp_processor_id();
atomic64_set(&newsk->sk_cookie, 0);
+
+ cgroup_sk_alloc(&newsk->sk_cgrp_data);
+
/*
* Before updating sk_refcnt, we must commit prior changes to memory
* (Documentation/RCU/rculist_nulls.txt for details)
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index 4b351af3e67b..d6feabb03516 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -312,6 +312,7 @@ static int ip_rcv_finish(struct net *net, struct sock *sk, struct sk_buff *skb)
{
const struct iphdr *iph = ip_hdr(skb);
struct rtable *rt;
+ struct net_device *dev = skb->dev;
/* if ingress device is enslaved to an L3 master device pass the
* skb to its handler for processing
@@ -341,7 +342,7 @@ static int ip_rcv_finish(struct net *net, struct sock *sk, struct sk_buff *skb)
*/
if (!skb_valid_dst(skb)) {
int err = ip_route_input_noref(skb, iph->daddr, iph->saddr,
- iph->tos, skb->dev);
+ iph->tos, dev);
if (unlikely(err)) {
if (err == -EXDEV)
__NET_INC_STATS(net, LINUX_MIB_IPRPFILTER);
@@ -370,7 +371,7 @@ static int ip_rcv_finish(struct net *net, struct sock *sk, struct sk_buff *skb)
__IP_UPD_PO_STATS(net, IPSTATS_MIB_INBCAST, skb->len);
} else if (skb->pkt_type == PACKET_BROADCAST ||
skb->pkt_type == PACKET_MULTICAST) {
- struct in_device *in_dev = __in_dev_get_rcu(skb->dev);
+ struct in_device *in_dev = __in_dev_get_rcu(dev);
/* RFC 1122 3.3.6:
*
diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
index cc701fa70b12..5d7944f394d9 100644
--- a/net/ipv4/ip_vti.c
+++ b/net/ipv4/ip_vti.c
@@ -88,6 +88,7 @@ static int vti_rcv_cb(struct sk_buff *skb, int err)
struct net_device *dev;
struct pcpu_sw_netstats *tstats;
struct xfrm_state *x;
+ struct xfrm_mode *inner_mode;
struct ip_tunnel *tunnel = XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip4;
u32 orig_mark = skb->mark;
int ret;
@@ -105,7 +106,19 @@ static int vti_rcv_cb(struct sk_buff *skb, int err)
}
x = xfrm_input_state(skb);
- family = x->inner_mode->afinfo->family;
+
+ inner_mode = x->inner_mode;
+
+ if (x->sel.family == AF_UNSPEC) {
+ inner_mode = xfrm_ip2inner_mode(x, XFRM_MODE_SKB_CB(skb)->protocol);
+ if (inner_mode == NULL) {
+ XFRM_INC_STATS(dev_net(skb->dev),
+ LINUX_MIB_XFRMINSTATEMODEERROR);
+ return -EINVAL;
+ }
+ }
+
+ family = inner_mode->afinfo->family;
skb->mark = be32_to_cpu(tunnel->parms.i_key);
ret = xfrm_policy_check(NULL, XFRM_POLICY_IN, skb, family);
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 26253328d227..a87bcd2d4a94 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -2076,6 +2076,7 @@ static int __ipmr_fill_mroute(struct mr_table *mrt, struct sk_buff *skb,
struct rta_mfc_stats mfcs;
struct nlattr *mp_attr;
struct rtnexthop *nhp;
+ unsigned long lastuse;
int ct;
/* If cache is unresolved, don't try to parse IIF and OIF */
@@ -2105,12 +2106,14 @@ static int __ipmr_fill_mroute(struct mr_table *mrt, struct sk_buff *skb,
nla_nest_end(skb, mp_attr);
+ lastuse = READ_ONCE(c->mfc_un.res.lastuse);
+ lastuse = time_after_eq(jiffies, lastuse) ? jiffies - lastuse : 0;
+
mfcs.mfcs_packets = c->mfc_un.res.pkt;
mfcs.mfcs_bytes = c->mfc_un.res.bytes;
mfcs.mfcs_wrong_if = c->mfc_un.res.wrong_if;
if (nla_put_64bit(skb, RTA_MFC_STATS, sizeof(mfcs), &mfcs, RTA_PAD) ||
- nla_put_u64_64bit(skb, RTA_EXPIRES,
- jiffies_to_clock_t(c->mfc_un.res.lastuse),
+ nla_put_u64_64bit(skb, RTA_EXPIRES, jiffies_to_clock_t(lastuse),
RTA_PAD))
return -EMSGSIZE;
diff --git a/net/ipv4/netfilter/nft_chain_route_ipv4.c b/net/ipv4/netfilter/nft_chain_route_ipv4.c
index 2375b0a8be46..30493beb611a 100644
--- a/net/ipv4/netfilter/nft_chain_route_ipv4.c
+++ b/net/ipv4/netfilter/nft_chain_route_ipv4.c
@@ -31,6 +31,7 @@ static unsigned int nf_route_table_hook(void *priv,
__be32 saddr, daddr;
u_int8_t tos;
const struct iphdr *iph;
+ int err;
/* root is playing with raw sockets. */
if (skb->len < sizeof(struct iphdr) ||
@@ -46,15 +47,17 @@ static unsigned int nf_route_table_hook(void *priv,
tos = iph->tos;
ret = nft_do_chain(&pkt, priv);
- if (ret != NF_DROP && ret != NF_QUEUE) {
+ if (ret != NF_DROP && ret != NF_STOLEN) {
iph = ip_hdr(skb);
if (iph->saddr != saddr ||
iph->daddr != daddr ||
skb->mark != mark ||
- iph->tos != tos)
- if (ip_route_me_harder(state->net, skb, RTN_UNSPEC))
- ret = NF_DROP;
+ iph->tos != tos) {
+ err = ip_route_me_harder(state->net, skb, RTN_UNSPEC);
+ if (err < 0)
+ ret = NF_DROP_ERR(err);
+ }
}
return ret;
}
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index b52496fd5107..654a9af20136 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -476,12 +476,18 @@ u32 ip_idents_reserve(u32 hash, int segs)
atomic_t *p_id = ip_idents + hash % IP_IDENTS_SZ;
u32 old = ACCESS_ONCE(*p_tstamp);
u32 now = (u32)jiffies;
- u32 delta = 0;
+ u32 new, delta = 0;
if (old != now && cmpxchg(p_tstamp, old, now) == old)
delta = prandom_u32_max(now - old);
- return atomic_add_return(segs + delta, p_id) - segs;
+ /* Do not use atomic_add_return() as it makes UBSAN unhappy */
+ do {
+ old = (u32)atomic_read(p_id);
+ new = old + delta + segs;
+ } while (atomic_cmpxchg(p_id, old, new) != old);
+
+ return new - segs;
}
EXPORT_SYMBOL(ip_idents_reserve);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 980a83edfa63..4062ed2530d2 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -5950,7 +5950,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb)
* so release it.
*/
if (req) {
- tp->total_retrans = req->num_retrans;
+ inet_csk(sk)->icsk_retransmits = 0;
reqsk_fastopen_remove(sk, req, false);
} else {
/* Make sure socket is routed, for correct metrics. */
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 478dfc539178..7c777089a4d6 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2643,7 +2643,8 @@ int __tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs)
* copying overhead: fragmentation, tunneling, mangling etc.
*/
if (atomic_read(&sk->sk_wmem_alloc) >
- min(sk->sk_wmem_queued + (sk->sk_wmem_queued >> 2), sk->sk_sndbuf))
+ min_t(u32, sk->sk_wmem_queued + (sk->sk_wmem_queued >> 2),
+ sk->sk_sndbuf))
return -EAGAIN;
if (skb_still_in_host_queue(sk, skb))
@@ -2872,7 +2873,7 @@ begin_fwd:
if (tcp_retransmit_skb(sk, skb, segs))
return;
- NET_INC_STATS(sock_net(sk), mib_idx);
+ NET_ADD_STATS(sock_net(sk), mib_idx, tcp_skb_pcount(skb));
if (tcp_in_cwnd_reduction(sk))
tp->prr_out += tcp_skb_pcount(skb);
@@ -3609,6 +3610,8 @@ int tcp_rtx_synack(const struct sock *sk, struct request_sock *req)
if (!res) {
__TCP_INC_STATS(sock_net(sk), TCP_MIB_RETRANSSEGS);
__NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPSYNRETRANS);
+ if (unlikely(tcp_passive_fastopen(sk)))
+ tcp_sk(sk)->total_retrans++;
}
return res;
}
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index d84930b2dd95..f712b411f6ed 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -384,6 +384,7 @@ static void tcp_fastopen_synack_timer(struct sock *sk)
*/
inet_rtx_syn_ack(sk, req);
req->num_timeout++;
+ icsk->icsk_retransmits++;
inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS,
TCP_TIMEOUT_INIT << req->num_timeout, TCP_RTO_MAX);
}
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index cc7e05898307..8a02ca8a11af 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -321,11 +321,9 @@ static int vti6_rcv(struct sk_buff *skb)
goto discard;
}
- XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip6 = t;
-
rcu_read_unlock();
- return xfrm6_rcv(skb);
+ return xfrm6_rcv_tnl(skb, t);
}
rcu_read_unlock();
return -EINVAL;
@@ -340,6 +338,7 @@ static int vti6_rcv_cb(struct sk_buff *skb, int err)
struct net_device *dev;
struct pcpu_sw_netstats *tstats;
struct xfrm_state *x;
+ struct xfrm_mode *inner_mode;
struct ip6_tnl *t = XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip6;
u32 orig_mark = skb->mark;
int ret;
@@ -357,7 +356,19 @@ static int vti6_rcv_cb(struct sk_buff *skb, int err)
}
x = xfrm_input_state(skb);
- family = x->inner_mode->afinfo->family;
+
+ inner_mode = x->inner_mode;
+
+ if (x->sel.family == AF_UNSPEC) {
+ inner_mode = xfrm_ip2inner_mode(x, XFRM_MODE_SKB_CB(skb)->protocol);
+ if (inner_mode == NULL) {
+ XFRM_INC_STATS(dev_net(skb->dev),
+ LINUX_MIB_XFRMINSTATEMODEERROR);
+ return -EINVAL;
+ }
+ }
+
+ family = inner_mode->afinfo->family;
skb->mark = be32_to_cpu(t->parms.i_key);
ret = xfrm_policy_check(NULL, XFRM_POLICY_IN, skb, family);
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 6122f9c5cc49..fccb5dd91902 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -2239,6 +2239,7 @@ static int __ip6mr_fill_mroute(struct mr6_table *mrt, struct sk_buff *skb,
struct rta_mfc_stats mfcs;
struct nlattr *mp_attr;
struct rtnexthop *nhp;
+ unsigned long lastuse;
int ct;
/* If cache is unresolved, don't try to parse IIF and OIF */
@@ -2269,12 +2270,14 @@ static int __ip6mr_fill_mroute(struct mr6_table *mrt, struct sk_buff *skb,
nla_nest_end(skb, mp_attr);
+ lastuse = READ_ONCE(c->mfc_un.res.lastuse);
+ lastuse = time_after_eq(jiffies, lastuse) ? jiffies - lastuse : 0;
+
mfcs.mfcs_packets = c->mfc_un.res.pkt;
mfcs.mfcs_bytes = c->mfc_un.res.bytes;
mfcs.mfcs_wrong_if = c->mfc_un.res.wrong_if;
if (nla_put_64bit(skb, RTA_MFC_STATS, sizeof(mfcs), &mfcs, RTA_PAD) ||
- nla_put_u64_64bit(skb, RTA_EXPIRES,
- jiffies_to_clock_t(c->mfc_un.res.lastuse),
+ nla_put_u64_64bit(skb, RTA_EXPIRES, jiffies_to_clock_t(lastuse),
RTA_PAD))
return -EMSGSIZE;
diff --git a/net/ipv6/netfilter/nft_chain_route_ipv6.c b/net/ipv6/netfilter/nft_chain_route_ipv6.c
index 71d995ff3108..2535223ba956 100644
--- a/net/ipv6/netfilter/nft_chain_route_ipv6.c
+++ b/net/ipv6/netfilter/nft_chain_route_ipv6.c
@@ -31,6 +31,7 @@ static unsigned int nf_route_table_hook(void *priv,
struct in6_addr saddr, daddr;
u_int8_t hop_limit;
u32 mark, flowlabel;
+ int err;
/* malformed packet, drop it */
if (nft_set_pktinfo_ipv6(&pkt, skb, state) < 0)
@@ -46,13 +47,16 @@ static unsigned int nf_route_table_hook(void *priv,
flowlabel = *((u32 *)ipv6_hdr(skb));
ret = nft_do_chain(&pkt, priv);
- if (ret != NF_DROP && ret != NF_QUEUE &&
+ if (ret != NF_DROP && ret != NF_STOLEN &&
(memcmp(&ipv6_hdr(skb)->saddr, &saddr, sizeof(saddr)) ||
memcmp(&ipv6_hdr(skb)->daddr, &daddr, sizeof(daddr)) ||
skb->mark != mark ||
ipv6_hdr(skb)->hop_limit != hop_limit ||
- flowlabel != *((u_int32_t *)ipv6_hdr(skb))))
- return ip6_route_me_harder(state->net, skb) == 0 ? ret : NF_DROP;
+ flowlabel != *((u_int32_t *)ipv6_hdr(skb)))) {
+ err = ip6_route_me_harder(state->net, skb);
+ if (err < 0)
+ ret = NF_DROP_ERR(err);
+ }
return ret;
}
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 4dab585f7642..5a5aeb92b4ec 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1992,9 +1992,18 @@ static struct rt6_info *ip6_route_info_create(struct fib6_config *cfg)
if (!(gwa_type & IPV6_ADDR_UNICAST))
goto out;
- if (cfg->fc_table)
+ if (cfg->fc_table) {
grt = ip6_nh_lookup_table(net, cfg, gw_addr);
+ if (grt) {
+ if (grt->rt6i_flags & RTF_GATEWAY ||
+ (dev && dev != grt->dst.dev)) {
+ ip6_rt_put(grt);
+ grt = NULL;
+ }
+ }
+ }
+
if (!grt)
grt = rt6_lookup(net, gw_addr, NULL,
cfg->fc_ifindex, 1);
diff --git a/net/ipv6/xfrm6_input.c b/net/ipv6/xfrm6_input.c
index 00a2d40677d6..b5789562aded 100644
--- a/net/ipv6/xfrm6_input.c
+++ b/net/ipv6/xfrm6_input.c
@@ -21,9 +21,10 @@ int xfrm6_extract_input(struct xfrm_state *x, struct sk_buff *skb)
return xfrm6_extract_header(skb);
}
-int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi)
+int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi,
+ struct ip6_tnl *t)
{
- XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip6 = NULL;
+ XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip6 = t;
XFRM_SPI_SKB_CB(skb)->family = AF_INET6;
XFRM_SPI_SKB_CB(skb)->daddroff = offsetof(struct ipv6hdr, daddr);
return xfrm_input(skb, nexthdr, spi, 0);
@@ -49,13 +50,18 @@ int xfrm6_transport_finish(struct sk_buff *skb, int async)
return -1;
}
-int xfrm6_rcv(struct sk_buff *skb)
+int xfrm6_rcv_tnl(struct sk_buff *skb, struct ip6_tnl *t)
{
return xfrm6_rcv_spi(skb, skb_network_header(skb)[IP6CB(skb)->nhoff],
- 0);
+ 0, t);
}
-EXPORT_SYMBOL(xfrm6_rcv);
+EXPORT_SYMBOL(xfrm6_rcv_tnl);
+int xfrm6_rcv(struct sk_buff *skb)
+{
+ return xfrm6_rcv_tnl(skb, NULL);
+}
+EXPORT_SYMBOL(xfrm6_rcv);
int xfrm6_input_addr(struct sk_buff *skb, xfrm_address_t *daddr,
xfrm_address_t *saddr, u8 proto)
{
diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index 5743044cd660..e1c0bbe7996c 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -236,7 +236,7 @@ static int xfrm6_tunnel_rcv(struct sk_buff *skb)
__be32 spi;
spi = xfrm6_tunnel_spi_lookup(net, (const xfrm_address_t *)&iph->saddr);
- return xfrm6_rcv_spi(skb, IPPROTO_IPV6, spi);
+ return xfrm6_rcv_spi(skb, IPPROTO_IPV6, spi, NULL);
}
static int xfrm6_tunnel_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index db639690c205..391c3cbd2eed 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -832,7 +832,7 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
struct sock *sk = sock->sk;
struct irda_sock *new, *self = irda_sk(sk);
struct sock *newsk;
- struct sk_buff *skb;
+ struct sk_buff *skb = NULL;
int err;
err = irda_create(sock_net(sk), newsock, sk->sk_protocol, 0);
@@ -897,7 +897,6 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
err = -EPERM; /* value does not seem to make sense. -arnd */
if (!new->tsap) {
pr_debug("%s(), dup failed!\n", __func__);
- kfree_skb(skb);
goto out;
}
@@ -916,7 +915,6 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
/* Clean up the original one to keep it in listen state */
irttp_listen(self->tsap);
- kfree_skb(skb);
sk->sk_ack_backlog--;
newsock->state = SS_CONNECTED;
@@ -924,6 +922,7 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
irda_connect_response(new);
err = 0;
out:
+ kfree_skb(skb);
release_sock(sk);
return err;
}
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c
index a5d69dfc8e03..f6749dced021 100644
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -261,10 +261,16 @@ void __ieee80211_start_rx_ba_session(struct sta_info *sta,
.timeout = timeout,
.ssn = start_seq_num,
};
-
int i, ret = -EOPNOTSUPP;
u16 status = WLAN_STATUS_REQUEST_DECLINED;
+ if (tid >= IEEE80211_FIRST_TSPEC_TSID) {
+ ht_dbg(sta->sdata,
+ "STA %pM requests BA session on unsupported tid %d\n",
+ sta->sta.addr, tid);
+ goto end_no_lock;
+ }
+
if (!sta->sta.ht_cap.ht_supported) {
ht_dbg(sta->sdata,
"STA %pM erroneously requests BA session on tid %d w/o QoS\n",
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index 5650c46bf91a..45319cc01121 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -584,6 +584,9 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
ieee80211_hw_check(&local->hw, TX_AMPDU_SETUP_IN_HW))
return -EINVAL;
+ if (WARN_ON(tid >= IEEE80211_FIRST_TSPEC_TSID))
+ return -EINVAL;
+
ht_dbg(sdata, "Open BA session requested for %pM tid %u\n",
pubsta->addr, tid);
diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index fa7d37cf0351..b747c9645e43 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -757,6 +757,7 @@ static void hwmp_perr_frame_process(struct ieee80211_sub_if_data *sdata,
sta = next_hop_deref_protected(mpath);
if (mpath->flags & MESH_PATH_ACTIVE &&
ether_addr_equal(ta, sta->sta.addr) &&
+ !(mpath->flags & MESH_PATH_FIXED) &&
(!(mpath->flags & MESH_PATH_SN_VALID) ||
SN_GT(target_sn, mpath->sn) || target_sn == 0)) {
mpath->flags &= ~MESH_PATH_ACTIVE;
@@ -1023,7 +1024,7 @@ void mesh_path_start_discovery(struct ieee80211_sub_if_data *sdata)
goto enddiscovery;
spin_lock_bh(&mpath->state_lock);
- if (mpath->flags & MESH_PATH_DELETED) {
+ if (mpath->flags & (MESH_PATH_DELETED | MESH_PATH_FIXED)) {
spin_unlock_bh(&mpath->state_lock);
goto enddiscovery;
}
diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index 6db2ddfa0695..f0e6175a9821 100644
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -826,7 +826,7 @@ void mesh_path_fix_nexthop(struct mesh_path *mpath, struct sta_info *next_hop)
mpath->metric = 0;
mpath->hop_count = 0;
mpath->exp_time = 0;
- mpath->flags |= MESH_PATH_FIXED;
+ mpath->flags = MESH_PATH_FIXED | MESH_PATH_SN_VALID;
mesh_path_activate(mpath);
spin_unlock_bh(&mpath->state_lock);
mesh_path_tx_pending(mpath);
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index c803e2cb58bc..011880d633b4 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -1609,7 +1609,6 @@ ieee80211_sta_ps_deliver_response(struct sta_info *sta,
sta_info_recalc_tim(sta);
} else {
- unsigned long tids = sta->txq_buffered_tids & driver_release_tids;
int tid;
/*
@@ -1641,7 +1640,8 @@ ieee80211_sta_ps_deliver_response(struct sta_info *sta,
for (tid = 0; tid < ARRAY_SIZE(sta->sta.txq); tid++) {
struct txq_info *txqi = to_txq_info(sta->sta.txq[tid]);
- if (!(tids & BIT(tid)) || txqi->tin.backlog_packets)
+ if (!(driver_release_tids & BIT(tid)) ||
+ txqi->tin.backlog_packets)
continue;
sta_info_recalc_tim(sta);
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 61d302d97145..1ff08be90a98 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -796,6 +796,36 @@ static __le16 ieee80211_tx_next_seq(struct sta_info *sta, int tid)
return ret;
}
+static struct txq_info *ieee80211_get_txq(struct ieee80211_local *local,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *pubsta,
+ struct sk_buff *skb)
+{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_txq *txq = NULL;
+
+ if ((info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) ||
+ (info->control.flags & IEEE80211_TX_CTRL_PS_RESPONSE))
+ return NULL;
+
+ if (!ieee80211_is_data(hdr->frame_control))
+ return NULL;
+
+ if (pubsta) {
+ u8 tid = skb->priority & IEEE80211_QOS_CTL_TID_MASK;
+
+ txq = pubsta->txq[tid];
+ } else if (vif) {
+ txq = vif->txq;
+ }
+
+ if (!txq)
+ return NULL;
+
+ return to_txq_info(txq);
+}
+
static ieee80211_tx_result debug_noinline
ieee80211_tx_h_sequence(struct ieee80211_tx_data *tx)
{
@@ -853,7 +883,8 @@ ieee80211_tx_h_sequence(struct ieee80211_tx_data *tx)
tid = *qc & IEEE80211_QOS_CTL_TID_MASK;
tx->sta->tx_stats.msdu[tid]++;
- if (!tx->sta->sta.txq[0])
+ if (!ieee80211_get_txq(tx->local, info->control.vif, &tx->sta->sta,
+ tx->skb))
hdr->seq_ctrl = ieee80211_tx_next_seq(tx->sta, tid);
return TX_CONTINUE;
@@ -1243,36 +1274,6 @@ ieee80211_tx_prepare(struct ieee80211_sub_if_data *sdata,
return TX_CONTINUE;
}
-static struct txq_info *ieee80211_get_txq(struct ieee80211_local *local,
- struct ieee80211_vif *vif,
- struct ieee80211_sta *pubsta,
- struct sk_buff *skb)
-{
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
- struct ieee80211_txq *txq = NULL;
-
- if ((info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) ||
- (info->control.flags & IEEE80211_TX_CTRL_PS_RESPONSE))
- return NULL;
-
- if (!ieee80211_is_data(hdr->frame_control))
- return NULL;
-
- if (pubsta) {
- u8 tid = skb->priority & IEEE80211_QOS_CTL_TID_MASK;
-
- txq = pubsta->txq[tid];
- } else if (vif) {
- txq = vif->txq;
- }
-
- if (!txq)
- return NULL;
-
- return to_txq_info(txq);
-}
-
static void ieee80211_set_skb_enqueue_time(struct sk_buff *skb)
{
IEEE80211_SKB_CB(skb)->control.enqueue_time = codel_get_time();
@@ -1514,8 +1515,12 @@ out:
spin_unlock_bh(&fq->lock);
if (skb && skb_has_frag_list(skb) &&
- !ieee80211_hw_check(&local->hw, TX_FRAG_LIST))
- skb_linearize(skb);
+ !ieee80211_hw_check(&local->hw, TX_FRAG_LIST)) {
+ if (skb_linearize(skb)) {
+ ieee80211_free_txskb(&local->hw, skb);
+ return NULL;
+ }
+ }
return skb;
}
@@ -3236,7 +3241,7 @@ static bool ieee80211_xmit_fast(struct ieee80211_sub_if_data *sdata,
if (hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
*ieee80211_get_qos_ctl(hdr) = tid;
- if (!sta->sta.txq[0])
+ if (!ieee80211_get_txq(local, &sdata->vif, &sta->sta, skb))
hdr->seq_ctrl = ieee80211_tx_next_seq(sta, tid);
} else {
info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ;
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index ac1db4019d5c..6570982605e2 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -1116,9 +1116,9 @@ init_conntrack(struct net *net, struct nf_conn *tmpl,
if (IS_ERR(ct))
return (struct nf_conntrack_tuple_hash *)ct;
- if (tmpl && nfct_synproxy(tmpl)) {
- nfct_seqadj_ext_add(ct);
- nfct_synproxy_ext_add(ct);
+ if (!nf_ct_add_synproxy(ct, tmpl)) {
+ nf_conntrack_free(ct);
+ return ERR_PTR(-ENOMEM);
}
timeout_ext = tmpl ? nf_ct_timeout_find(tmpl) : NULL;
diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c
index 81ae41f85d3a..bbb8f3df79f7 100644
--- a/net/netfilter/nf_nat_core.c
+++ b/net/netfilter/nf_nat_core.c
@@ -441,7 +441,8 @@ nf_nat_setup_info(struct nf_conn *ct,
ct->status |= IPS_DST_NAT;
if (nfct_help(ct))
- nfct_seqadj_ext_add(ct);
+ if (!nfct_seqadj_ext_add(ct))
+ return NF_DROP;
}
if (maniptype == NF_NAT_MANIP_SRC) {
@@ -801,7 +802,7 @@ nfnetlink_parse_nat_setup(struct nf_conn *ct,
if (err < 0)
return err;
- return nf_nat_setup_info(ct, &range, manip);
+ return nf_nat_setup_info(ct, &range, manip) == NF_DROP ? -ENOMEM : 0;
}
#else
static int
diff --git a/net/netfilter/nf_tables_trace.c b/net/netfilter/nf_tables_trace.c
index 39eb1cc62e91..fa24a5b398b1 100644
--- a/net/netfilter/nf_tables_trace.c
+++ b/net/netfilter/nf_tables_trace.c
@@ -237,7 +237,7 @@ void nft_trace_notify(struct nft_traceinfo *info)
break;
case NFT_TRACETYPE_POLICY:
if (nla_put_be32(skb, NFTA_TRACE_POLICY,
- info->basechain->policy))
+ htonl(info->basechain->policy)))
goto nla_put_failure;
break;
}
diff --git a/net/sctp/input.c b/net/sctp/input.c
index a1d85065bfc0..a2ea1d1cc06a 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -796,27 +796,34 @@ struct sctp_hash_cmp_arg {
static inline int sctp_hash_cmp(struct rhashtable_compare_arg *arg,
const void *ptr)
{
+ struct sctp_transport *t = (struct sctp_transport *)ptr;
const struct sctp_hash_cmp_arg *x = arg->key;
- const struct sctp_transport *t = ptr;
- struct sctp_association *asoc = t->asoc;
- const struct net *net = x->net;
+ struct sctp_association *asoc;
+ int err = 1;
if (!sctp_cmp_addr_exact(&t->ipaddr, x->paddr))
- return 1;
- if (!net_eq(sock_net(asoc->base.sk), net))
- return 1;
+ return err;
+ if (!sctp_transport_hold(t))
+ return err;
+
+ asoc = t->asoc;
+ if (!net_eq(sock_net(asoc->base.sk), x->net))
+ goto out;
if (x->ep) {
if (x->ep != asoc->ep)
- return 1;
+ goto out;
} else {
if (x->laddr->v4.sin_port != htons(asoc->base.bind_addr.port))
- return 1;
+ goto out;
if (!sctp_bind_addr_match(&asoc->base.bind_addr,
x->laddr, sctp_sk(asoc->base.sk)))
- return 1;
+ goto out;
}
- return 0;
+ err = 0;
+out:
+ sctp_transport_put(t);
+ return err;
}
static inline u32 sctp_hash_obj(const void *data, u32 len, u32 seed)
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 1d281816f2bf..d8582028b346 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -569,9 +569,10 @@ gss_svc_searchbyctx(struct cache_detail *cd, struct xdr_netobj *handle)
struct rsc *found;
memset(&rsci, 0, sizeof(rsci));
- rsci.handle.data = handle->data;
- rsci.handle.len = handle->len;
+ if (dup_to_netobj(&rsci.handle, handle->data, handle->len))
+ return NULL;
found = rsc_lookup(cd, &rsci);
+ rsc_free(&rsci);
if (!found)
return NULL;
if (cache_check(cd, &found->h, NULL))
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 536d0be3f61b..799cce6cbe45 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -51,6 +51,7 @@
#include <linux/slab.h>
#include <linux/prefetch.h>
#include <linux/sunrpc/addr.h>
+#include <linux/sunrpc/svc_rdma.h>
#include <asm/bitops.h>
#include <linux/module.h> /* try_module_get()/module_put() */
@@ -923,7 +924,7 @@ rpcrdma_buffer_create(struct rpcrdma_xprt *r_xprt)
}
INIT_LIST_HEAD(&buf->rb_recv_bufs);
- for (i = 0; i < buf->rb_max_requests; i++) {
+ for (i = 0; i < buf->rb_max_requests + RPCRDMA_MAX_BC_REQUESTS; i++) {
struct rpcrdma_rep *rep;
rep = rpcrdma_create_rep(r_xprt);
@@ -1018,6 +1019,7 @@ rpcrdma_buffer_destroy(struct rpcrdma_buffer *buf)
rep = rpcrdma_buffer_get_rep_locked(buf);
rpcrdma_destroy_rep(ia, rep);
}
+ buf->rb_send_count = 0;
spin_lock(&buf->rb_reqslock);
while (!list_empty(&buf->rb_allreqs)) {
@@ -1032,6 +1034,7 @@ rpcrdma_buffer_destroy(struct rpcrdma_buffer *buf)
spin_lock(&buf->rb_reqslock);
}
spin_unlock(&buf->rb_reqslock);
+ buf->rb_recv_count = 0;
rpcrdma_destroy_mrs(buf);
}
@@ -1074,8 +1077,27 @@ rpcrdma_put_mw(struct rpcrdma_xprt *r_xprt, struct rpcrdma_mw *mw)
spin_unlock(&buf->rb_mwlock);
}
+static struct rpcrdma_rep *
+rpcrdma_buffer_get_rep(struct rpcrdma_buffer *buffers)
+{
+ /* If an RPC previously completed without a reply (say, a
+ * credential problem or a soft timeout occurs) then hold off
+ * on supplying more Receive buffers until the number of new
+ * pending RPCs catches up to the number of posted Receives.
+ */
+ if (unlikely(buffers->rb_send_count < buffers->rb_recv_count))
+ return NULL;
+
+ if (unlikely(list_empty(&buffers->rb_recv_bufs)))
+ return NULL;
+ buffers->rb_recv_count++;
+ return rpcrdma_buffer_get_rep_locked(buffers);
+}
+
/*
* Get a set of request/reply buffers.
+ *
+ * Reply buffer (if available) is attached to send buffer upon return.
*/
struct rpcrdma_req *
rpcrdma_buffer_get(struct rpcrdma_buffer *buffers)
@@ -1085,21 +1107,15 @@ rpcrdma_buffer_get(struct rpcrdma_buffer *buffers)
spin_lock(&buffers->rb_lock);
if (list_empty(&buffers->rb_send_bufs))
goto out_reqbuf;
+ buffers->rb_send_count++;
req = rpcrdma_buffer_get_req_locked(buffers);
- if (list_empty(&buffers->rb_recv_bufs))
- goto out_repbuf;
- req->rl_reply = rpcrdma_buffer_get_rep_locked(buffers);
+ req->rl_reply = rpcrdma_buffer_get_rep(buffers);
spin_unlock(&buffers->rb_lock);
return req;
out_reqbuf:
spin_unlock(&buffers->rb_lock);
- pr_warn("rpcrdma: out of request buffers (%p)\n", buffers);
- return NULL;
-out_repbuf:
- list_add(&req->rl_free, &buffers->rb_send_bufs);
- spin_unlock(&buffers->rb_lock);
- pr_warn("rpcrdma: out of reply buffers (%p)\n", buffers);
+ pr_warn("RPC: %s: out of request buffers\n", __func__);
return NULL;
}
@@ -1117,9 +1133,12 @@ rpcrdma_buffer_put(struct rpcrdma_req *req)
req->rl_reply = NULL;
spin_lock(&buffers->rb_lock);
+ buffers->rb_send_count--;
list_add_tail(&req->rl_free, &buffers->rb_send_bufs);
- if (rep)
+ if (rep) {
+ buffers->rb_recv_count--;
list_add_tail(&rep->rr_list, &buffers->rb_recv_bufs);
+ }
spin_unlock(&buffers->rb_lock);
}
@@ -1133,8 +1152,7 @@ rpcrdma_recv_buffer_get(struct rpcrdma_req *req)
struct rpcrdma_buffer *buffers = req->rl_buffer;
spin_lock(&buffers->rb_lock);
- if (!list_empty(&buffers->rb_recv_bufs))
- req->rl_reply = rpcrdma_buffer_get_rep_locked(buffers);
+ req->rl_reply = rpcrdma_buffer_get_rep(buffers);
spin_unlock(&buffers->rb_lock);
}
@@ -1148,6 +1166,7 @@ rpcrdma_recv_buffer_put(struct rpcrdma_rep *rep)
struct rpcrdma_buffer *buffers = &rep->rr_rxprt->rx_buf;
spin_lock(&buffers->rb_lock);
+ buffers->rb_recv_count--;
list_add_tail(&rep->rr_list, &buffers->rb_recv_bufs);
spin_unlock(&buffers->rb_lock);
}
diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index 670fad57153a..a71b0f5897d8 100644
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -321,6 +321,7 @@ struct rpcrdma_buffer {
char *rb_pool;
spinlock_t rb_lock; /* protect buf lists */
+ int rb_send_count, rb_recv_count;
struct list_head rb_send_bufs;
struct list_head rb_recv_bufs;
u32 rb_max_requests;
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 8ede3bc52481..bf168838a029 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1074,7 +1074,7 @@ static void xs_udp_data_receive(struct sock_xprt *transport)
skb = skb_recv_datagram(sk, 0, 1, &err);
if (skb != NULL) {
xs_udp_data_read_skb(&transport->xprt, sk, skb);
- skb_free_datagram(sk, skb);
+ skb_free_datagram_locked(sk, skb);
continue;
}
if (!test_and_clear_bit(XPRT_SOCK_DATA_READY, &transport->sock_state))
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 887c4c114206..fd111e2b559d 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -7014,7 +7014,7 @@ static int nl80211_channel_switch(struct sk_buff *skb, struct genl_info *info)
params.n_counter_offsets_presp = len / sizeof(u16);
if (rdev->wiphy.max_num_csa_counters &&
- (params.n_counter_offsets_beacon >
+ (params.n_counter_offsets_presp >
rdev->wiphy.max_num_csa_counters))
return -EINVAL;
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index ba8bf518ba14..5685da05e6ce 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -350,6 +350,7 @@ static void xfrm_state_gc_destroy(struct xfrm_state *x)
{
tasklet_hrtimer_cancel(&x->mtimer);
del_timer_sync(&x->rtimer);
+ kfree(x->aead);
kfree(x->aalg);
kfree(x->ealg);
kfree(x->calg);
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index cb65d916a345..08892091cfe3 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -581,9 +581,12 @@ static struct xfrm_state *xfrm_state_construct(struct net *net,
if (err)
goto error;
- if (attrs[XFRMA_SEC_CTX] &&
- security_xfrm_state_alloc(x, nla_data(attrs[XFRMA_SEC_CTX])))
- goto error;
+ if (attrs[XFRMA_SEC_CTX]) {
+ err = security_xfrm_state_alloc(x,
+ nla_data(attrs[XFRMA_SEC_CTX]));
+ if (err)
+ goto error;
+ }
if ((err = xfrm_alloc_replay_state_esn(&x->replay_esn, &x->preplay_esn,
attrs[XFRMA_REPLAY_ESN_VAL])))