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SubjectRe: Linux 3.18.84
diff --git a/Makefile b/Makefile
index 8a1e51e5b0cf..107b5778b864 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 3
PATCHLEVEL = 18
-SUBLEVEL = 83
+SUBLEVEL = 84
EXTRAVERSION =
NAME = Diseased Newt

diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index f816211f062f..63164ff66bb4 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -4010,7 +4010,8 @@ smi_from_recv_msg(ipmi_smi_t intf, struct ipmi_recv_msg *recv_msg,
}

static void check_msg_timeout(ipmi_smi_t intf, struct seq_table *ent,
- struct list_head *timeouts, long timeout_period,
+ struct list_head *timeouts,
+ unsigned long timeout_period,
int slot, unsigned long *flags,
unsigned int *waiting_msgs)
{
@@ -4023,8 +4024,8 @@ static void check_msg_timeout(ipmi_smi_t intf, struct seq_table *ent,
if (!ent->inuse)
return;

- ent->timeout -= timeout_period;
- if (ent->timeout > 0) {
+ if (timeout_period < ent->timeout) {
+ ent->timeout -= timeout_period;
(*waiting_msgs)++;
return;
}
@@ -4091,7 +4092,8 @@ static void check_msg_timeout(ipmi_smi_t intf, struct seq_table *ent,
}
}

-static unsigned int ipmi_timeout_handler(ipmi_smi_t intf, long timeout_period)
+static unsigned int ipmi_timeout_handler(ipmi_smi_t intf,
+ unsigned long timeout_period)
{
struct list_head timeouts;
struct ipmi_recv_msg *msg, *msg2;
diff --git a/drivers/net/ethernet/fealnx.c b/drivers/net/ethernet/fealnx.c
index b1b9ebafb354..a3b2e23921bf 100644
--- a/drivers/net/ethernet/fealnx.c
+++ b/drivers/net/ethernet/fealnx.c
@@ -257,8 +257,8 @@ enum rx_desc_status_bits {
RXFSD = 0x00000800, /* first descriptor */
RXLSD = 0x00000400, /* last descriptor */
ErrorSummary = 0x80, /* error summary */
- RUNT = 0x40, /* runt packet received */
- LONG = 0x20, /* long packet received */
+ RUNTPKT = 0x40, /* runt packet received */
+ LONGPKT = 0x20, /* long packet received */
FAE = 0x10, /* frame align error */
CRC = 0x08, /* crc error */
RXER = 0x04, /* receive error */
@@ -1633,7 +1633,7 @@ static int netdev_rx(struct net_device *dev)
dev->name, rx_status);

dev->stats.rx_errors++; /* end of a packet. */
- if (rx_status & (LONG | RUNT))
+ if (rx_status & (LONGPKT | RUNTPKT))
dev->stats.rx_length_errors++;
if (rx_status & RXER)
dev->stats.rx_frame_errors++;
diff --git a/fs/coda/upcall.c b/fs/coda/upcall.c
index 5bb6e27298a4..21dbff85829a 100644
--- a/fs/coda/upcall.c
+++ b/fs/coda/upcall.c
@@ -446,8 +446,7 @@ int venus_fsync(struct super_block *sb, struct CodaFid *fid)
UPARG(CODA_FSYNC);

inp->coda_fsync.VFid = *fid;
- error = coda_upcall(coda_vcp(sb), sizeof(union inputArgs),
- &outsize, inp);
+ error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);

CODA_FREE(inp, insize);
return error;
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 2adcb9876e91..6c6fa10a82ca 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1151,6 +1151,13 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
dquot_initialize(inode);
size_change = S_ISREG(inode->i_mode) && attr->ia_valid & ATTR_SIZE;
if (size_change) {
+ /*
+ * Here we should wait dio to finish before inode lock
+ * to avoid a deadlock between ocfs2_setattr() and
+ * ocfs2_dio_end_io_write()
+ */
+ inode_dio_wait(inode);
+
status = ocfs2_rw_lock(inode, 1);
if (status < 0) {
mlog_errno(status);
@@ -1170,8 +1177,6 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
if (status)
goto bail_unlock;

- inode_dio_wait(inode);
-
if (i_size_read(inode) >= attr->ia_size) {
if (ocfs2_should_order_data(inode)) {
status = ocfs2_begin_ordered_truncate(inode,
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 2ff757f2d3a3..e5ba0236047e 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -3117,6 +3117,13 @@ static inline void nf_reset_trace(struct sk_buff *skb)
#endif
}

+static inline void ipvs_reset(struct sk_buff *skb)
+{
+#if IS_ENABLED(CONFIG_IP_VS)
+ skb->ipvs_property = 0;
+#endif
+}
+
/* Note: This doesn't put any conntrack and bridge info in dst. */
static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src,
bool copy)
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 4ccf021b85d5..6b9c7eaca478 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -376,6 +376,9 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
dev->name);
vlan_vid_add(dev, htons(ETH_P_8021Q), 0);
}
+ if (event == NETDEV_DOWN &&
+ (dev->features & NETIF_F_HW_VLAN_CTAG_FILTER))
+ vlan_vid_del(dev, htons(ETH_P_8021Q), 0);

vlan_info = rtnl_dereference(dev->vlan_info);
if (!vlan_info)
@@ -420,9 +423,6 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
break;

case NETDEV_DOWN:
- if (dev->features & NETIF_F_HW_VLAN_CTAG_FILTER)
- vlan_vid_del(dev, htons(ETH_P_8021Q), 0);
-
/* Put all VLANs for this dev in the down state too. */
vlan_group_for_each_dev(grp, i, vlandev) {
flgs = vlandev->flags;
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index b2e2a53c2284..9c830242a1f9 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4069,6 +4069,7 @@ void skb_scrub_packet(struct sk_buff *skb, bool xnet)
if (!xnet)
return;

+ ipvs_reset(skb);
skb_orphan(skb);
skb->mark = 0;
}
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index ff186dac3e07..4d925dbe4bb7 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -487,6 +487,9 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
newsk->sk_backlog_rcv = dccp_v4_do_rcv;
newnp->pktoptions = NULL;
newnp->opt = NULL;
+ newnp->ipv6_mc_list = NULL;
+ newnp->ipv6_ac_list = NULL;
+ newnp->ipv6_fl_list = NULL;
newnp->mcast_oif = inet6_iif(skb);
newnp->mcast_hops = ipv6_hdr(skb)->hop_limit;

@@ -562,6 +565,10 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
/* Clone RX bits */
newnp->rxopt.all = np->rxopt.all;

+ newnp->ipv6_mc_list = NULL;
+ newnp->ipv6_ac_list = NULL;
+ newnp->ipv6_fl_list = NULL;
+
/* Clone pktoptions received with SYN */
newnp->pktoptions = NULL;
if (ireq->pktopts != NULL) {
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index ff47e881e205..55da3338bfb2 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2911,13 +2911,8 @@ struct sk_buff *tcp_make_synack(struct sock *sk, struct dst_entry *dst,
tcp_ecn_make_synack(req, th, sk);
th->source = htons(ireq->ir_num);
th->dest = ireq->ir_rmt_port;
- /* Setting of flags are superfluous here for callers (and ECE is
- * not even correctly set)
- */
- tcp_init_nondata_skb(skb, tcp_rsk(req)->snt_isn,
- TCPHDR_SYN | TCPHDR_ACK);
-
- th->seq = htonl(TCP_SKB_CB(skb)->seq);
+ skb->ip_summed = CHECKSUM_PARTIAL;
+ th->seq = htonl(tcp_rsk(req)->snt_isn);
/* XXX data is queued and acked as is. No buffer/window check */
th->ack_seq = htonl(tcp_rsk(req)->rcv_nxt);

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 19fe7b789a72..b8e05f16659c 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1113,6 +1113,7 @@ static struct sock *tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
newtp->af_specific = &tcp_sock_ipv6_mapped_specific;
#endif

+ newnp->ipv6_mc_list = NULL;
newnp->ipv6_ac_list = NULL;
newnp->ipv6_fl_list = NULL;
newnp->pktoptions = NULL;
@@ -1184,6 +1185,7 @@ static struct sock *tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
First: no IPv4 options.
*/
newinet->inet_opt = NULL;
+ newnp->ipv6_mc_list = NULL;
newnp->ipv6_ac_list = NULL;
newnp->ipv6_fl_list = NULL;

diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 4792e76b7d4a..d22e8d210fce 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1927,7 +1927,7 @@ static int netlink_dump(struct sock *sk)
struct sk_buff *skb = NULL;
struct nlmsghdr *nlh;
struct module *module;
- int len, err = -ENOBUFS;
+ int err = -ENOBUFS;
int alloc_size;

mutex_lock(nlk->cb_mutex);
@@ -1965,9 +1965,11 @@ static int netlink_dump(struct sock *sk)
goto errout_skb;
netlink_skb_set_owner_r(skb, sk);

- len = cb->dump(skb, cb);
+ if (nlk->dump_done_errno > 0)
+ nlk->dump_done_errno = cb->dump(skb, cb);

- if (len > 0) {
+ if (nlk->dump_done_errno > 0 ||
+ skb_tailroom(skb) < nlmsg_total_size(sizeof(nlk->dump_done_errno))) {
mutex_unlock(nlk->cb_mutex);

if (sk_filter(sk, skb))
@@ -1977,13 +1979,15 @@ static int netlink_dump(struct sock *sk)
return 0;
}

- nlh = nlmsg_put_answer(skb, cb, NLMSG_DONE, sizeof(len), NLM_F_MULTI);
- if (!nlh)
+ nlh = nlmsg_put_answer(skb, cb, NLMSG_DONE,
+ sizeof(nlk->dump_done_errno), NLM_F_MULTI);
+ if (WARN_ON(!nlh))
goto errout_skb;

nl_dump_check_consistent(cb, nlh);

- memcpy(nlmsg_data(nlh), &len, sizeof(len));
+ memcpy(nlmsg_data(nlh), &nlk->dump_done_errno,
+ sizeof(nlk->dump_done_errno));

if (sk_filter(sk, skb))
kfree_skb(skb);
@@ -2048,6 +2052,7 @@ int __netlink_dump_start(struct sock *ssk, struct sk_buff *skb,
cb->skb = skb;

nlk->cb_running = true;
+ nlk->dump_done_errno = INT_MAX;

mutex_unlock(nlk->cb_mutex);

diff --git a/net/netlink/af_netlink.h b/net/netlink/af_netlink.h
index c6bd3dd35cb3..81a2d371bcf6 100644
--- a/net/netlink/af_netlink.h
+++ b/net/netlink/af_netlink.h
@@ -35,6 +35,7 @@ struct netlink_sock {
size_t max_recvmsg_len;
wait_queue_head_t wait;
bool cb_running;
+ int dump_done_errno;
struct netlink_callback cb;
struct mutex *cb_mutex;
struct mutex cb_def_mutex;
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 70966fee8835..5b5ddc0f2dbc 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -805,6 +805,8 @@ static void sctp_inet6_skb_msgname(struct sk_buff *skb, char *msgname,
if (ipv6_addr_type(&addr->v6.sin6_addr) & IPV6_ADDR_LINKLOCAL) {
struct sctp_ulpevent *ev = sctp_skb2event(skb);
addr->v6.sin6_scope_id = ev->iif;
+ } else {
+ addr->v6.sin6_scope_id = 0;
}
}

diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 07324ca1df1d..3f89cd063246 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -4466,6 +4466,10 @@ int sctp_do_peeloff(struct sock *sk, sctp_assoc_t id, struct socket **sockp)
struct socket *sock;
int err = 0;

+ /* Do not peel off from one netns to another one. */
+ if (!net_eq(current->nsproxy->net_ns, sock_net(sk)))
+ return -EINVAL;
+
if (!asoc)
return -EINVAL;

diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
index dd88b6e1e8a1..ee7618115756 100644
--- a/security/integrity/ima/ima_appraise.c
+++ b/security/integrity/ima/ima_appraise.c
@@ -297,6 +297,9 @@ void ima_update_xattr(struct integrity_iint_cache *iint, struct file *file)
if (iint->flags & IMA_DIGSIG)
return;

+ if (iint->ima_file_status != INTEGRITY_PASS)
+ return;
+
rc = ima_collect_measurement(iint, file, NULL, NULL);
if (rc < 0)
return;
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