Re: Linux 4.9.65

From: Greg KH
Date: Fri Nov 24 2017 - 03:16:03 EST

diff --git a/Makefile b/Makefile
index d29cace0da6d..87a641515e9c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 64
+SUBLEVEL = 65
EXTRAVERSION =
NAME = Roaring Lionus

diff --git a/crypto/dh.c b/crypto/dh.c
index 9d19360e7189..99e20fc63cc9 100644
--- a/crypto/dh.c
+++ b/crypto/dh.c
@@ -21,19 +21,12 @@ struct dh_ctx {
MPI xa;
};

-static inline void dh_clear_params(struct dh_ctx *ctx)
+static void dh_clear_ctx(struct dh_ctx *ctx)
{
mpi_free(ctx->p);
mpi_free(ctx->g);
- ctx->p = NULL;
- ctx->g = NULL;
-}
-
-static void dh_free_ctx(struct dh_ctx *ctx)
-{
- dh_clear_params(ctx);
mpi_free(ctx->xa);
- ctx->xa = NULL;
+ memset(ctx, 0, sizeof(*ctx));
}

/*
@@ -71,10 +64,8 @@ static int dh_set_params(struct dh_ctx *ctx, struct dh *params)
return -EINVAL;

ctx->g = mpi_read_raw_data(params->g, params->g_size);
- if (!ctx->g) {
- mpi_free(ctx->p);
+ if (!ctx->g)
return -EINVAL;
- }

return 0;
}
@@ -84,19 +75,24 @@ static int dh_set_secret(struct crypto_kpp *tfm, void *buf, unsigned int len)
struct dh_ctx *ctx = dh_get_ctx(tfm);
struct dh params;

+ /* Free the old MPI key if any */
+ dh_clear_ctx(ctx);
+
if (crypto_dh_decode_key(buf, len, &params) < 0)
- return -EINVAL;
+ goto err_clear_ctx;

if (dh_set_params(ctx, &params) < 0)
- return -EINVAL;
+ goto err_clear_ctx;

ctx->xa = mpi_read_raw_data(params.key, params.key_size);
- if (!ctx->xa) {
- dh_clear_params(ctx);
- return -EINVAL;
- }
+ if (!ctx->xa)
+ goto err_clear_ctx;

return 0;
+
+err_clear_ctx:
+ dh_clear_ctx(ctx);
+ return -EINVAL;
}

static int dh_compute_value(struct kpp_request *req)
@@ -154,7 +150,7 @@ static void dh_exit_tfm(struct crypto_kpp *tfm)
{
struct dh_ctx *ctx = dh_get_ctx(tfm);

- dh_free_ctx(ctx);
+ dh_clear_ctx(ctx);
}

static struct kpp_alg dh = {
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 172a9dc06ec9..5d509ccf1299 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -4029,7 +4029,8 @@ 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)
{
@@ -4042,8 +4043,8 @@ 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;
}
@@ -4109,7 +4110,8 @@ 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/dma/dmatest.c b/drivers/dma/dmatest.c
index cf76fc6149e5..fbb75514dfb4 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -666,6 +666,7 @@ static int dmatest_func(void *data)
* free it this time?" dancing. For now, just
* leave it dangling.
*/
+ WARN(1, "dmatest: Kernel stack may be corrupted!!\n");
dmaengine_unmap_put(um);
result("test timed out", total_tests, src_off, dst_off,
len, 0);
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 5fa36ebc0640..63d61c084815 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3217,7 +3217,7 @@ u32 bond_xmit_hash(struct bonding *bond, struct sk_buff *skb)
hash ^= (hash >> 16);
hash ^= (hash >> 8);

- return hash;
+ return hash >> 1;
}

/*-------------------------- Device entry points ----------------------------*/
diff --git a/drivers/net/ethernet/fealnx.c b/drivers/net/ethernet/fealnx.c
index c08bd763172a..a300ed48a7d8 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/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c
index 50737def774c..32e9ec8f1521 100644
--- a/drivers/net/usb/asix_devices.c
+++ b/drivers/net/usb/asix_devices.c
@@ -624,7 +624,7 @@ static int asix_suspend(struct usb_interface *intf, pm_message_t message)
struct usbnet *dev = usb_get_intfdata(intf);
struct asix_common_private *priv = dev->driver_priv;

- if (priv->suspend)
+ if (priv && priv->suspend)
priv->suspend(dev);

return usbnet_suspend(intf, message);
@@ -676,7 +676,7 @@ static int asix_resume(struct usb_interface *intf)
struct usbnet *dev = usb_get_intfdata(intf);
struct asix_common_private *priv = dev->driver_priv;

- if (priv->resume)
+ if (priv && priv->resume)
priv->resume(dev);

return usbnet_resume(intf);
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index b82be816256c..1fca0024f294 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -221,7 +221,7 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf)
goto bad_desc;
}

- if (header.usb_cdc_ether_desc) {
+ if (header.usb_cdc_ether_desc && info->ether->wMaxSegmentSize) {
dev->hard_mtu = le16_to_cpu(info->ether->wMaxSegmentSize);
/* because of Zaurus, we may be ignoring the host
* side link address we were given.
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 49a27dc46e5e..9cf11c83993a 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -205,6 +205,7 @@ static int qmi_wwan_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
return 1;
}
if (rawip) {
+ skb_reset_mac_header(skb);
skb->dev = dev->net; /* normally set by eth_type_trans */
skb->protocol = proto;
return 1;
@@ -386,7 +387,7 @@ static int qmi_wwan_bind(struct usbnet *dev, struct usb_interface *intf)
}

/* errors aren't fatal - we can live with the dynamic address */
- if (cdc_ether) {
+ if (cdc_ether && cdc_ether->wMaxSegmentSize) {
dev->hard_mtu = le16_to_cpu(cdc_ether->wMaxSegmentSize);
usbnet_get_ethernet_addr(dev, cdc_ether->iMACAddress);
}
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index 578bd5001d93..346e48698555 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -1129,7 +1129,7 @@ static int vrf_fib_rule(const struct net_device *dev, __u8 family, bool add_it)
frh->family = family;
frh->action = FR_ACT_TO_TBL;

- if (nla_put_u32(skb, FRA_L3MDEV, 1))
+ if (nla_put_u8(skb, FRA_L3MDEV, 1))
goto nla_put_failure;

if (nla_put_u32(skb, FRA_PRIORITY, FIB_RULE_PREF))
diff --git a/drivers/tty/serial/8250/8250_fintek.c b/drivers/tty/serial/8250/8250_fintek.c
index 0facc789fe7d..f8c31070a337 100644
--- a/drivers/tty/serial/8250/8250_fintek.c
+++ b/drivers/tty/serial/8250/8250_fintek.c
@@ -54,6 +54,9 @@ static int fintek_8250_enter_key(u16 base_port, u8 key)
if (!request_muxed_region(base_port, 2, "8250_fintek"))
return -EBUSY;

+ /* Force to deactive all SuperIO in this base_port */
+ outb(EXIT_KEY, base_port + ADDR_PORT);
+
outb(key, base_port + ADDR_PORT);
outb(key, base_port + ADDR_PORT);
return 0;
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 44e5b5bf713b..472ba3c813c1 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -693,7 +693,7 @@ static void serial_omap_set_mctrl(struct uart_port *port, unsigned int mctrl)
if ((mctrl & TIOCM_RTS) && (port->status & UPSTAT_AUTORTS))
up->efr |= UART_EFR_RTS;
else
- up->efr &= UART_EFR_RTS;
+ up->efr &= ~UART_EFR_RTS;
serial_out(up, UART_EFR, up->efr);
serial_out(up, UART_LCR, lcr);

diff --git a/fs/coda/upcall.c b/fs/coda/upcall.c
index f6c6c8adbc01..7289f0a7670b 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/dlm/dlmrecovery.c b/fs/ocfs2/dlm/dlmrecovery.c
index dd5cb8bcefd1..eef324823311 100644
--- a/fs/ocfs2/dlm/dlmrecovery.c
+++ b/fs/ocfs2/dlm/dlmrecovery.c
@@ -2419,6 +2419,7 @@ static void dlm_do_local_recovery_cleanup(struct dlm_ctxt *dlm, u8 dead_node)
dlm_lockres_put(res);
continue;
}
+ dlm_move_lockres_to_recovery_list(dlm, res);
} else if (res->owner == dlm->node_num) {
dlm_free_dead_locks(dlm, res, dead_node);
__dlm_lockres_calc_usage(dlm, res);
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 0db6f83fdea1..05a0fb9854f9 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1166,6 +1166,13 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
}
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);
@@ -1186,8 +1193,6 @@ 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/mmzone.h b/include/linux/mmzone.h
index 6744eb40c4ea..fff21a82780c 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -672,7 +672,8 @@ typedef struct pglist_data {
* is the first PFN that needs to be initialised.
*/
unsigned long first_deferred_pfn;
- unsigned long static_init_size;
+ /* Number of non-deferred pages */
+ unsigned long static_init_pgcnt;
#endif /* CONFIG_DEFERRED_STRUCT_PAGE_INIT */

#ifdef CONFIG_TRANSPARENT_HUGEPAGE
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 32810f279f8e..601dfa849d30 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -3584,6 +3584,13 @@ 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/mm/page_alloc.c b/mm/page_alloc.c
index 7064aae8ded7..4a044134ce84 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -284,28 +284,37 @@ EXPORT_SYMBOL(nr_online_nodes);
int page_group_by_mobility_disabled __read_mostly;

#ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT
+
+/*
+ * Determine how many pages need to be initialized durig early boot
+ * (non-deferred initialization).
+ * The value of first_deferred_pfn will be set later, once non-deferred pages
+ * are initialized, but for now set it ULONG_MAX.
+ */
static inline void reset_deferred_meminit(pg_data_t *pgdat)
{
- unsigned long max_initialise;
- unsigned long reserved_lowmem;
+ phys_addr_t start_addr, end_addr;
+ unsigned long max_pgcnt;
+ unsigned long reserved;

/*
* Initialise at least 2G of a node but also take into account that
* two large system hashes that can take up 1GB for 0.25TB/node.
*/
- max_initialise = max(2UL << (30 - PAGE_SHIFT),
- (pgdat->node_spanned_pages >> 8));
+ max_pgcnt = max(2UL << (30 - PAGE_SHIFT),
+ (pgdat->node_spanned_pages >> 8));

/*
* Compensate the all the memblock reservations (e.g. crash kernel)
* from the initial estimation to make sure we will initialize enough
* memory to boot.
*/
- reserved_lowmem = memblock_reserved_memory_within(pgdat->node_start_pfn,
- pgdat->node_start_pfn + max_initialise);
- max_initialise += reserved_lowmem;
+ start_addr = PFN_PHYS(pgdat->node_start_pfn);
+ end_addr = PFN_PHYS(pgdat->node_start_pfn + max_pgcnt);
+ reserved = memblock_reserved_memory_within(start_addr, end_addr);
+ max_pgcnt += PHYS_PFN(reserved);

- pgdat->static_init_size = min(max_initialise, pgdat->node_spanned_pages);
+ pgdat->static_init_pgcnt = min(max_pgcnt, pgdat->node_spanned_pages);
pgdat->first_deferred_pfn = ULONG_MAX;
}

@@ -332,7 +341,7 @@ static inline bool update_defer_init(pg_data_t *pgdat,
if (zone_end < pgdat_end_pfn(pgdat))
return true;
(*nr_initialised)++;
- if ((*nr_initialised > pgdat->static_init_size) &&
+ if ((*nr_initialised > pgdat->static_init_pgcnt) &&
(pfn & (PAGES_PER_SECTION - 1)) == 0) {
pgdat->first_deferred_pfn = pfn;
return false;
diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index 207244489a68..d95341cffc2f 100644
--- a/mm/pagewalk.c
+++ b/mm/pagewalk.c
@@ -142,8 +142,12 @@ static int walk_hugetlb_range(unsigned long addr, unsigned long end,
do {
next = hugetlb_entry_end(h, addr, end);
pte = huge_pte_offset(walk->mm, addr & hmask);
- if (pte && walk->hugetlb_entry)
+
+ if (pte)
err = walk->hugetlb_entry(pte, hmask, addr, next, walk);
+ else if (walk->pte_hole)
+ err = walk->pte_hole(addr, next, walk);
+
if (err)
break;
} while (addr = next, addr != end);
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 8d213f974448..4a47074d1d7f 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)
@@ -423,9 +426,6 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
struct net_device *tmp;
LIST_HEAD(close_list);

- 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 fe008f1bd930..aec5605944d3 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4375,6 +4375,7 @@ 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/ipv4/tcp_nv.c b/net/ipv4/tcp_nv.c
index 5de82a8d4d87..e45e2c41c7bd 100644
--- a/net/ipv4/tcp_nv.c
+++ b/net/ipv4/tcp_nv.c
@@ -263,7 +263,7 @@ static void tcpnv_acked(struct sock *sk, const struct ack_sample *sample)

/* rate in 100's bits per second */
rate64 = ((u64)sample->in_flight) * 8000000;
- rate = (u32)div64_u64(rate64, (u64)(avg_rtt * 100));
+ rate = (u32)div64_u64(rate64, (u64)(avg_rtt ?: 1) * 100);

/* Remember the maximum rate seen during this RTT
* Note: It may be more than one RTT. This function should be
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 566b43afe378..3d7b59ecc76c 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -3110,13 +3110,8 @@ struct sk_buff *tcp_make_synack(const struct sock *sk, struct dst_entry *dst,
tcp_ecn_make_synack(req, th);
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/netlink/af_netlink.c b/net/netlink/af_netlink.c
index a1dca3b169a1..c9fac08a53b1 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -2077,7 +2077,7 @@ 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_min_size;
int alloc_size;

@@ -2124,9 +2124,11 @@ static int netlink_dump(struct sock *sk)
skb_reserve(skb, skb_tailroom(skb) - alloc_size);
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))
@@ -2136,13 +2138,15 @@ 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);
@@ -2214,6 +2218,7 @@ int __netlink_dump_start(struct sock *ssk, struct sk_buff *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 4fdb38318977..bae961cfa3ad 100644
--- a/net/netlink/af_netlink.h
+++ b/net/netlink/af_netlink.h
@@ -24,6 +24,7 @@ struct netlink_sock {
wait_queue_head_t wait;
bool bound;
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 f7f00d012888..5d015270e454 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -806,9 +806,10 @@ static void sctp_inet6_skb_msgname(struct sk_buff *skb, char *msgname,
addr->v6.sin6_flowinfo = 0;
addr->v6.sin6_port = sh->source;
addr->v6.sin6_addr = ipv6_hdr(skb)->saddr;
- if (ipv6_addr_type(&addr->v6.sin6_addr) & IPV6_ADDR_LINKLOCAL) {
+ if (ipv6_addr_type(&addr->v6.sin6_addr) & IPV6_ADDR_LINKLOCAL)
addr->v6.sin6_scope_id = sctp_v6_skb_iif(skb);
- }
+ else
+ addr->v6.sin6_scope_id = 0;
}

*addr_len = sctp_v6_addr_to_user(sctp_sk(skb->sk), addr);
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index ffcc8aa78db7..c062ceae19e6 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -4764,6 +4764,10 @@ 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 097459830454..6830d2427e47 100644
--- a/security/integrity/ima/ima_appraise.c
+++ b/security/integrity/ima/ima_appraise.c
@@ -303,6 +303,9 @@ 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, 0, ima_hash_algo);
if (rc < 0)
return;