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authorDavid S. Miller <davem@davemloft.net>2019-11-16 18:47:31 -0800
committerDavid S. Miller <davem@davemloft.net>2019-11-16 21:51:42 -0800
commit19b7e21c55c81713c4011278143006af9f232504 (patch)
treee1312ccebbc23ee6b6928d1d02d644a15d695b67 /net
parent1e8795b1b20d2721620165434cdcf427ecd2ba85 (diff)
parent1d4c79ed324ad780cfc3ad38364ba1fd585dd2a8 (diff)
downloadlinux-19b7e21c55c81713c4011278143006af9f232504.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Lots of overlapping changes and parallel additions, stuff like that. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/can/af_can.c3
-rw-r--r--net/can/j1939/main.c9
-rw-r--r--net/can/j1939/socket.c94
-rw-r--r--net/can/j1939/transport.c36
-rw-r--r--net/core/devlink.c8
-rw-r--r--net/dsa/tag_8021q.c2
-rw-r--r--net/ipv4/ipmr.c3
-rw-r--r--net/ipv6/seg6_local.c11
-rw-r--r--net/rds/ib_cm.c23
-rw-r--r--net/smc/af_smc.c3
-rw-r--r--net/tipc/core.c2
-rw-r--r--net/tipc/core.h6
-rw-r--r--net/xfrm/xfrm_input.c3
-rw-r--r--net/xfrm/xfrm_state.c2
14 files changed, 161 insertions, 44 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c
index 5518a7d9eed9..128d37a4c2e0 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -86,11 +86,12 @@ static atomic_t skbcounter = ATOMIC_INIT(0);
/* af_can socket functions */
-static void can_sock_destruct(struct sock *sk)
+void can_sock_destruct(struct sock *sk)
{
skb_queue_purge(&sk->sk_receive_queue);
skb_queue_purge(&sk->sk_error_queue);
}
+EXPORT_SYMBOL(can_sock_destruct);
static const struct can_proto *can_get_proto(int protocol)
{
diff --git a/net/can/j1939/main.c b/net/can/j1939/main.c
index def2f813ffce..137054bff9ec 100644
--- a/net/can/j1939/main.c
+++ b/net/can/j1939/main.c
@@ -51,6 +51,7 @@ static void j1939_can_recv(struct sk_buff *iskb, void *data)
if (!skb)
return;
+ j1939_priv_get(priv);
can_skb_set_owner(skb, iskb->sk);
/* get a pointer to the header of the skb
@@ -104,6 +105,7 @@ static void j1939_can_recv(struct sk_buff *iskb, void *data)
j1939_simple_recv(priv, skb);
j1939_sk_recv(priv, skb);
done:
+ j1939_priv_put(priv);
kfree_skb(skb);
}
@@ -150,6 +152,10 @@ static void __j1939_priv_release(struct kref *kref)
netdev_dbg(priv->ndev, "%s: 0x%p\n", __func__, priv);
+ WARN_ON_ONCE(!list_empty(&priv->active_session_list));
+ WARN_ON_ONCE(!list_empty(&priv->ecus));
+ WARN_ON_ONCE(!list_empty(&priv->j1939_socks));
+
dev_put(ndev);
kfree(priv);
}
@@ -207,6 +213,9 @@ static inline struct j1939_priv *j1939_ndev_to_priv(struct net_device *ndev)
{
struct can_ml_priv *can_ml_priv = ndev->ml_priv;
+ if (!can_ml_priv)
+ return NULL;
+
return can_ml_priv->j1939_priv;
}
diff --git a/net/can/j1939/socket.c b/net/can/j1939/socket.c
index 4d8ba701e15d..de09b0a65791 100644
--- a/net/can/j1939/socket.c
+++ b/net/can/j1939/socket.c
@@ -78,7 +78,6 @@ static void j1939_jsk_add(struct j1939_priv *priv, struct j1939_sock *jsk)
{
jsk->state |= J1939_SOCK_BOUND;
j1939_priv_get(priv);
- jsk->priv = priv;
spin_lock_bh(&priv->j1939_socks_lock);
list_add_tail(&jsk->list, &priv->j1939_socks);
@@ -91,7 +90,6 @@ static void j1939_jsk_del(struct j1939_priv *priv, struct j1939_sock *jsk)
list_del_init(&jsk->list);
spin_unlock_bh(&priv->j1939_socks_lock);
- jsk->priv = NULL;
j1939_priv_put(priv);
jsk->state &= ~J1939_SOCK_BOUND;
}
@@ -349,6 +347,34 @@ void j1939_sk_recv(struct j1939_priv *priv, struct sk_buff *skb)
spin_unlock_bh(&priv->j1939_socks_lock);
}
+static void j1939_sk_sock_destruct(struct sock *sk)
+{
+ struct j1939_sock *jsk = j1939_sk(sk);
+
+ /* This function will be call by the generic networking code, when then
+ * the socket is ultimately closed (sk->sk_destruct).
+ *
+ * The race between
+ * - processing a received CAN frame
+ * (can_receive -> j1939_can_recv)
+ * and accessing j1939_priv
+ * ... and ...
+ * - closing a socket
+ * (j1939_can_rx_unregister -> can_rx_unregister)
+ * and calling the final j1939_priv_put()
+ *
+ * is avoided by calling the final j1939_priv_put() from this
+ * RCU deferred cleanup call.
+ */
+ if (jsk->priv) {
+ j1939_priv_put(jsk->priv);
+ jsk->priv = NULL;
+ }
+
+ /* call generic CAN sock destruct */
+ can_sock_destruct(sk);
+}
+
static int j1939_sk_init(struct sock *sk)
{
struct j1939_sock *jsk = j1939_sk(sk);
@@ -371,6 +397,7 @@ static int j1939_sk_init(struct sock *sk)
atomic_set(&jsk->skb_pending, 0);
spin_lock_init(&jsk->sk_session_queue_lock);
INIT_LIST_HEAD(&jsk->sk_session_queue);
+ sk->sk_destruct = j1939_sk_sock_destruct;
return 0;
}
@@ -443,6 +470,12 @@ static int j1939_sk_bind(struct socket *sock, struct sockaddr *uaddr, int len)
}
jsk->ifindex = addr->can_ifindex;
+
+ /* the corresponding j1939_priv_put() is called via
+ * sk->sk_destruct, which points to j1939_sk_sock_destruct()
+ */
+ j1939_priv_get(priv);
+ jsk->priv = priv;
}
/* set default transmit pgn */
@@ -560,8 +593,8 @@ static int j1939_sk_release(struct socket *sock)
if (!sk)
return 0;
- jsk = j1939_sk(sk);
lock_sock(sk);
+ jsk = j1939_sk(sk);
if (jsk->state & J1939_SOCK_BOUND) {
struct j1939_priv *priv = jsk->priv;
@@ -1059,51 +1092,72 @@ static int j1939_sk_sendmsg(struct socket *sock, struct msghdr *msg,
{
struct sock *sk = sock->sk;
struct j1939_sock *jsk = j1939_sk(sk);
- struct j1939_priv *priv = jsk->priv;
+ struct j1939_priv *priv;
int ifindex;
int ret;
+ lock_sock(sock->sk);
/* various socket state tests */
- if (!(jsk->state & J1939_SOCK_BOUND))
- return -EBADFD;
+ if (!(jsk->state & J1939_SOCK_BOUND)) {
+ ret = -EBADFD;
+ goto sendmsg_done;
+ }
+ priv = jsk->priv;
ifindex = jsk->ifindex;
- if (!jsk->addr.src_name && jsk->addr.sa == J1939_NO_ADDR)
+ if (!jsk->addr.src_name && jsk->addr.sa == J1939_NO_ADDR) {
/* no source address assigned yet */
- return -EBADFD;
+ ret = -EBADFD;
+ goto sendmsg_done;
+ }
/* deal with provided destination address info */
if (msg->msg_name) {
struct sockaddr_can *addr = msg->msg_name;
- if (msg->msg_namelen < J1939_MIN_NAMELEN)
- return -EINVAL;
+ if (msg->msg_namelen < J1939_MIN_NAMELEN) {
+ ret = -EINVAL;
+ goto sendmsg_done;
+ }
- if (addr->can_family != AF_CAN)
- return -EINVAL;
+ if (addr->can_family != AF_CAN) {
+ ret = -EINVAL;
+ goto sendmsg_done;
+ }
- if (addr->can_ifindex && addr->can_ifindex != ifindex)
- return -EBADFD;
+ if (addr->can_ifindex && addr->can_ifindex != ifindex) {
+ ret = -EBADFD;
+ goto sendmsg_done;
+ }
if (j1939_pgn_is_valid(addr->can_addr.j1939.pgn) &&
- !j1939_pgn_is_clean_pdu(addr->can_addr.j1939.pgn))
- return -EINVAL;
+ !j1939_pgn_is_clean_pdu(addr->can_addr.j1939.pgn)) {
+ ret = -EINVAL;
+ goto sendmsg_done;
+ }
if (!addr->can_addr.j1939.name &&
addr->can_addr.j1939.addr == J1939_NO_ADDR &&
- !sock_flag(sk, SOCK_BROADCAST))
+ !sock_flag(sk, SOCK_BROADCAST)) {
/* broadcast, but SO_BROADCAST not set */
- return -EACCES;
+ ret = -EACCES;
+ goto sendmsg_done;
+ }
} else {
if (!jsk->addr.dst_name && jsk->addr.da == J1939_NO_ADDR &&
- !sock_flag(sk, SOCK_BROADCAST))
+ !sock_flag(sk, SOCK_BROADCAST)) {
/* broadcast, but SO_BROADCAST not set */
- return -EACCES;
+ ret = -EACCES;
+ goto sendmsg_done;
+ }
}
ret = j1939_sk_send_loop(priv, sk, msg, size);
+sendmsg_done:
+ release_sock(sock->sk);
+
return ret;
}
diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c
index e5f1a56994c6..9f99af5b0b11 100644
--- a/net/can/j1939/transport.c
+++ b/net/can/j1939/transport.c
@@ -255,6 +255,7 @@ static void __j1939_session_drop(struct j1939_session *session)
return;
j1939_sock_pending_del(session->sk);
+ sock_put(session->sk);
}
static void j1939_session_destroy(struct j1939_session *session)
@@ -266,6 +267,9 @@ static void j1939_session_destroy(struct j1939_session *session)
netdev_dbg(session->priv->ndev, "%s: 0x%p\n", __func__, session);
+ WARN_ON_ONCE(!list_empty(&session->sk_session_queue_entry));
+ WARN_ON_ONCE(!list_empty(&session->active_session_list_entry));
+
skb_queue_purge(&session->skb_queue);
__j1939_session_drop(session);
j1939_priv_put(session->priv);
@@ -1042,12 +1046,13 @@ j1939_session_deactivate_activate_next(struct j1939_session *session)
j1939_sk_queue_activate_next(session);
}
-static void j1939_session_cancel(struct j1939_session *session,
+static void __j1939_session_cancel(struct j1939_session *session,
enum j1939_xtp_abort err)
{
struct j1939_priv *priv = session->priv;
WARN_ON_ONCE(!err);
+ lockdep_assert_held(&session->priv->active_session_list_lock);
session->err = j1939_xtp_abort_to_errno(priv, err);
/* do not send aborts on incoming broadcasts */
@@ -1062,6 +1067,20 @@ static void j1939_session_cancel(struct j1939_session *session,
j1939_sk_send_loop_abort(session->sk, session->err);
}
+static void j1939_session_cancel(struct j1939_session *session,
+ enum j1939_xtp_abort err)
+{
+ j1939_session_list_lock(session->priv);
+
+ if (session->state >= J1939_SESSION_ACTIVE &&
+ session->state < J1939_SESSION_WAITING_ABORT) {
+ j1939_tp_set_rxtimeout(session, J1939_XTP_ABORT_TIMEOUT_MS);
+ __j1939_session_cancel(session, err);
+ }
+
+ j1939_session_list_unlock(session->priv);
+}
+
static enum hrtimer_restart j1939_tp_txtimer(struct hrtimer *hrtimer)
{
struct j1939_session *session =
@@ -1108,8 +1127,6 @@ static enum hrtimer_restart j1939_tp_txtimer(struct hrtimer *hrtimer)
netdev_alert(priv->ndev, "%s: 0x%p: tx aborted with unknown reason: %i\n",
__func__, session, ret);
if (session->skcb.addr.type != J1939_SIMPLE) {
- j1939_tp_set_rxtimeout(session,
- J1939_XTP_ABORT_TIMEOUT_MS);
j1939_session_cancel(session, J1939_XTP_ABORT_OTHER);
} else {
session->err = ret;
@@ -1169,7 +1186,7 @@ static enum hrtimer_restart j1939_tp_rxtimer(struct hrtimer *hrtimer)
hrtimer_start(&session->rxtimer,
ms_to_ktime(J1939_XTP_ABORT_TIMEOUT_MS),
HRTIMER_MODE_REL_SOFT);
- j1939_session_cancel(session, J1939_XTP_ABORT_TIMEOUT);
+ __j1939_session_cancel(session, J1939_XTP_ABORT_TIMEOUT);
}
j1939_session_list_unlock(session->priv);
}
@@ -1375,7 +1392,6 @@ j1939_xtp_rx_cts_one(struct j1939_session *session, struct sk_buff *skb)
out_session_cancel:
j1939_session_timers_cancel(session);
- j1939_tp_set_rxtimeout(session, J1939_XTP_ABORT_TIMEOUT_MS);
j1939_session_cancel(session, err);
}
@@ -1572,7 +1588,6 @@ static int j1939_xtp_rx_rts_session_active(struct j1939_session *session,
/* RTS on active session */
j1939_session_timers_cancel(session);
- j1939_tp_set_rxtimeout(session, J1939_XTP_ABORT_TIMEOUT_MS);
j1939_session_cancel(session, J1939_XTP_ABORT_BUSY);
}
@@ -1583,7 +1598,6 @@ static int j1939_xtp_rx_rts_session_active(struct j1939_session *session,
session->last_cmd);
j1939_session_timers_cancel(session);
- j1939_tp_set_rxtimeout(session, J1939_XTP_ABORT_TIMEOUT_MS);
j1939_session_cancel(session, J1939_XTP_ABORT_BUSY);
return -EBUSY;
@@ -1785,7 +1799,6 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session,
out_session_cancel:
j1939_session_timers_cancel(session);
- j1939_tp_set_rxtimeout(session, J1939_XTP_ABORT_TIMEOUT_MS);
j1939_session_cancel(session, J1939_XTP_ABORT_FAULT);
j1939_session_put(session);
}
@@ -1866,6 +1879,7 @@ struct j1939_session *j1939_tp_send(struct j1939_priv *priv,
return ERR_PTR(-ENOMEM);
/* skb is recounted in j1939_session_new() */
+ sock_hold(skb->sk);
session->sk = skb->sk;
session->transmission = true;
session->pkt.total = (size + 6) / 7;
@@ -2028,7 +2042,11 @@ int j1939_cancel_active_session(struct j1939_priv *priv, struct sock *sk)
&priv->active_session_list,
active_session_list_entry) {
if (!sk || sk == session->sk) {
- j1939_session_timers_cancel(session);
+ if (hrtimer_try_to_cancel(&session->txtimer) == 1)
+ j1939_session_put(session);
+ if (hrtimer_try_to_cancel(&session->rxtimer) == 1)
+ j1939_session_put(session);
+
session->err = ESHUTDOWN;
j1939_session_deactivate_locked(session);
}
diff --git a/net/core/devlink.c b/net/core/devlink.c
index 1338f5fbc7d2..4c63c9a4c09e 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -2812,7 +2812,7 @@ static int devlink_nl_cmd_reload(struct sk_buff *skb, struct genl_info *info)
struct net *dest_net = NULL;
int err;
- if (!devlink_reload_supported(devlink))
+ if (!devlink_reload_supported(devlink) || !devlink->reload_enabled)
return -EOPNOTSUPP;
err = devlink_resources_validate(devlink, NULL, info);
@@ -4747,6 +4747,7 @@ struct devlink_health_reporter {
bool auto_recover;
u8 health_state;
u64 dump_ts;
+ u64 dump_real_ts;
u64 error_count;
u64 recovery_count;
u64 last_recovery_ts;
@@ -4923,6 +4924,7 @@ static int devlink_health_do_dump(struct devlink_health_reporter *reporter,
goto dump_err;
reporter->dump_ts = jiffies;
+ reporter->dump_real_ts = ktime_get_real_ns();
return 0;
@@ -5072,6 +5074,10 @@ devlink_nl_health_reporter_fill(struct sk_buff *msg,
jiffies_to_msecs(reporter->dump_ts),
DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
+ if (reporter->dump_fmsg &&
+ nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS_NS,
+ reporter->dump_real_ts, DEVLINK_ATTR_PAD))
+ goto reporter_nest_cancel;
nla_nest_end(msg, reporter_attr);
genlmsg_end(msg, hdr);
diff --git a/net/dsa/tag_8021q.c b/net/dsa/tag_8021q.c
index 73632d21f1a6..2fb6c26294b5 100644
--- a/net/dsa/tag_8021q.c
+++ b/net/dsa/tag_8021q.c
@@ -105,7 +105,7 @@ static int dsa_8021q_restore_pvid(struct dsa_switch *ds, int port)
slave = dsa_to_port(ds, port)->slave;
err = br_vlan_get_pvid(slave, &pvid);
- if (err < 0)
+ if (!pvid || err < 0)
/* There is no pvid on the bridge for this port, which is
* perfectly valid. Nothing to restore, bye-bye!
*/
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 440294bdb752..6e68def66822 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -2291,7 +2291,8 @@ int ipmr_get_route(struct net *net, struct sk_buff *skb,
rcu_read_unlock();
return -ENODEV;
}
- skb2 = skb_clone(skb, GFP_ATOMIC);
+
+ skb2 = skb_realloc_headroom(skb, sizeof(struct iphdr));
if (!skb2) {
read_unlock(&mrt_lock);
rcu_read_unlock();
diff --git a/net/ipv6/seg6_local.c b/net/ipv6/seg6_local.c
index 9d4f75e0d33a..e70567446f28 100644
--- a/net/ipv6/seg6_local.c
+++ b/net/ipv6/seg6_local.c
@@ -81,6 +81,11 @@ static struct ipv6_sr_hdr *get_srh(struct sk_buff *skb)
if (!pskb_may_pull(skb, srhoff + len))
return NULL;
+ /* note that pskb_may_pull may change pointers in header;
+ * for this reason it is necessary to reload them when needed.
+ */
+ srh = (struct ipv6_sr_hdr *)(skb->data + srhoff);
+
if (!seg6_validate_srh(srh, len))
return NULL;
@@ -336,6 +341,8 @@ static int input_action_end_dx6(struct sk_buff *skb,
if (!ipv6_addr_any(&slwt->nh6))
nhaddr = &slwt->nh6;
+ skb_set_transport_header(skb, sizeof(struct ipv6hdr));
+
seg6_lookup_nexthop(skb, nhaddr, 0);
return dst_input(skb);
@@ -365,6 +372,8 @@ static int input_action_end_dx4(struct sk_buff *skb,
skb_dst_drop(skb);
+ skb_set_transport_header(skb, sizeof(struct iphdr));
+
err = ip_route_input(skb, nhaddr, iph->saddr, 0, skb->dev);
if (err)
goto drop;
@@ -385,6 +394,8 @@ static int input_action_end_dt6(struct sk_buff *skb,
if (!pskb_may_pull(skb, sizeof(struct ipv6hdr)))
goto drop;
+ skb_set_transport_header(skb, sizeof(struct ipv6hdr));
+
seg6_lookup_nexthop(skb, NULL, slwt->table);
return dst_input(skb);
diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c
index 6b345c858dba..c71f4328d138 100644
--- a/net/rds/ib_cm.c
+++ b/net/rds/ib_cm.c
@@ -513,6 +513,7 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
struct ib_qp_init_attr attr;
struct ib_cq_init_attr cq_attr = {};
struct rds_ib_device *rds_ibdev;
+ unsigned long max_wrs;
int ret, fr_queue_space;
struct dma_pool *pool;
@@ -533,10 +534,15 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
/* add the conn now so that connection establishment has the dev */
rds_ib_add_conn(rds_ibdev, conn);
- if (rds_ibdev->max_wrs < ic->i_send_ring.w_nr + 1)
- rds_ib_ring_resize(&ic->i_send_ring, rds_ibdev->max_wrs - 1);
- if (rds_ibdev->max_wrs < ic->i_recv_ring.w_nr + 1)
- rds_ib_ring_resize(&ic->i_recv_ring, rds_ibdev->max_wrs - 1);
+ max_wrs = rds_ibdev->max_wrs < rds_ib_sysctl_max_send_wr + 1 ?
+ rds_ibdev->max_wrs - 1 : rds_ib_sysctl_max_send_wr;
+ if (ic->i_send_ring.w_nr != max_wrs)
+ rds_ib_ring_resize(&ic->i_send_ring, max_wrs);
+
+ max_wrs = rds_ibdev->max_wrs < rds_ib_sysctl_max_recv_wr + 1 ?
+ rds_ibdev->max_wrs - 1 : rds_ib_sysctl_max_recv_wr;
+ if (ic->i_recv_ring.w_nr != max_wrs)
+ rds_ib_ring_resize(&ic->i_recv_ring, max_wrs);
/* Protection domain and memory range */
ic->i_pd = rds_ibdev->pd;
@@ -1176,8 +1182,9 @@ void rds_ib_conn_path_shutdown(struct rds_conn_path *cp)
ic->i_flowctl = 0;
atomic_set(&ic->i_credits, 0);
- rds_ib_ring_init(&ic->i_send_ring, rds_ib_sysctl_max_send_wr);
- rds_ib_ring_init(&ic->i_recv_ring, rds_ib_sysctl_max_recv_wr);
+ /* Re-init rings, but retain sizes. */
+ rds_ib_ring_init(&ic->i_send_ring, ic->i_send_ring.w_nr);
+ rds_ib_ring_init(&ic->i_recv_ring, ic->i_recv_ring.w_nr);
if (ic->i_ibinc) {
rds_inc_put(&ic->i_ibinc->ii_inc);
@@ -1224,8 +1231,8 @@ int rds_ib_conn_alloc(struct rds_connection *conn, gfp_t gfp)
* rds_ib_conn_shutdown() waits for these to be emptied so they
* must be initialized before it can be called.
*/
- rds_ib_ring_init(&ic->i_send_ring, rds_ib_sysctl_max_send_wr);
- rds_ib_ring_init(&ic->i_recv_ring, rds_ib_sysctl_max_recv_wr);
+ rds_ib_ring_init(&ic->i_send_ring, 0);
+ rds_ib_ring_init(&ic->i_recv_ring, 0);
ic->conn = conn;
conn->c_transport_data = ic;
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index cde4dc0ed173..b997072c72e5 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -799,6 +799,7 @@ static void smc_connect_work(struct work_struct *work)
smc->sk.sk_err = EPIPE;
else if (signal_pending(current))
smc->sk.sk_err = -sock_intr_errno(timeo);
+ sock_put(&smc->sk); /* passive closing */
goto out;
}
@@ -1736,7 +1737,7 @@ static int smc_setsockopt(struct socket *sock, int level, int optname,
case TCP_FASTOPEN_KEY:
case TCP_FASTOPEN_NO_COOKIE:
/* option not supported by SMC */
- if (sk->sk_state == SMC_INIT) {
+ if (sk->sk_state == SMC_INIT && !smc->connect_nonblock) {
smc_switch_to_fallback(smc);
smc->fallback_rsn = SMC_CLC_DECL_OPTUNSUPP;
} else {
diff --git a/net/tipc/core.c b/net/tipc/core.c
index fc01a13d7462..7532a00ac73d 100644
--- a/net/tipc/core.c
+++ b/net/tipc/core.c
@@ -34,8 +34,6 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
#include "core.h"
#include "name_table.h"
#include "subscr.h"
diff --git a/net/tipc/core.h b/net/tipc/core.h
index 775848a5f27e..631d83c9705f 100644
--- a/net/tipc/core.h
+++ b/net/tipc/core.h
@@ -61,6 +61,12 @@
#include <net/genetlink.h>
#include <net/netns/hash.h>
+#ifdef pr_fmt
+#undef pr_fmt
+#endif
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
struct tipc_node;
struct tipc_bearer;
struct tipc_bc_base;
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index 9b599ed66d97..2c86a2fc3915 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -480,6 +480,9 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type)
else
XFRM_INC_STATS(net,
LINUX_MIB_XFRMINSTATEINVALID);
+
+ if (encap_type == -1)
+ dev_put(skb->dev);
goto drop;
}
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index c6f3c4a1bd99..f3423562d933 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -495,6 +495,8 @@ static void ___xfrm_state_destroy(struct xfrm_state *x)
x->type->destructor(x);
xfrm_put_type(x->type);
}
+ if (x->xfrag.page)
+ put_page(x->xfrag.page);
xfrm_dev_state_free(x);
security_xfrm_state_free(x);
xfrm_state_free(x);