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build/patch/kernel/odroidxu4-legacy/patch-4.14.190-191.patch
Igor Pecovnik a4ea464951 Odroid XU4 legacy kernel upstream patches 
Tested
2020-08-02 10:40:14 +02:00

385 lines
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diff --git a/Makefile b/Makefile
index 4e5f6615fd98..e31c1ce12895 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
-SUBLEVEL = 190
+SUBLEVEL = 191
EXTRAVERSION =
NAME = Petit Gorille
diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c
index 36ce3511c733..7d0c83b47259 100644
--- a/drivers/base/regmap/regmap-debugfs.c
+++ b/drivers/base/regmap/regmap-debugfs.c
@@ -204,6 +204,9 @@ static ssize_t regmap_read_debugfs(struct regmap *map, unsigned int from,
if (*ppos < 0 || !count)
return -EINVAL;
+ if (count > (PAGE_SIZE << (MAX_ORDER - 1)))
+ count = PAGE_SIZE << (MAX_ORDER - 1);
+
buf = kmalloc(count, GFP_KERNEL);
if (!buf)
return -ENOMEM;
@@ -352,6 +355,9 @@ static ssize_t regmap_reg_ranges_read_file(struct file *file,
if (*ppos < 0 || !count)
return -EINVAL;
+ if (count > (PAGE_SIZE << (MAX_ORDER - 1)))
+ count = PAGE_SIZE << (MAX_ORDER - 1);
+
buf = kmalloc(count, GFP_KERNEL);
if (!buf)
return -ENOMEM;
diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index 3eaefecd4448..229cab00c4b0 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -183,7 +183,7 @@ static inline void x25_asy_unlock(struct x25_asy *sl)
netif_wake_queue(sl->dev);
}
-/* Send one completely decapsulated IP datagram to the IP layer. */
+/* Send an LAPB frame to the LAPB module to process. */
static void x25_asy_bump(struct x25_asy *sl)
{
@@ -195,13 +195,12 @@ static void x25_asy_bump(struct x25_asy *sl)
count = sl->rcount;
dev->stats.rx_bytes += count;
- skb = dev_alloc_skb(count+1);
+ skb = dev_alloc_skb(count);
if (skb == NULL) {
netdev_warn(sl->dev, "memory squeeze, dropping packet\n");
dev->stats.rx_dropped++;
return;
}
- skb_push(skb, 1); /* LAPB internal control */
skb_put_data(skb, sl->rbuff, count);
skb->protocol = x25_type_trans(skb, sl->dev);
err = lapb_data_received(skb->dev, skb);
@@ -209,7 +208,6 @@ static void x25_asy_bump(struct x25_asy *sl)
kfree_skb(skb);
printk(KERN_DEBUG "x25_asy: data received err - %d\n", err);
} else {
- netif_rx(skb);
dev->stats.rx_packets++;
}
}
@@ -355,12 +353,21 @@ static netdev_tx_t x25_asy_xmit(struct sk_buff *skb,
*/
/*
- * Called when I frame data arrives. We did the work above - throw it
- * at the net layer.
+ * Called when I frame data arrive. We add a pseudo header for upper
+ * layers and pass it to upper layers.
*/
static int x25_asy_data_indication(struct net_device *dev, struct sk_buff *skb)
{
+ if (skb_cow(skb, 1)) {
+ kfree_skb(skb);
+ return NET_RX_DROP;
+ }
+ skb_push(skb, 1);
+ skb->data[0] = X25_IFACE_DATA;
+
+ skb->protocol = x25_type_trans(skb, dev);
+
return netif_rx(skb);
}
@@ -656,7 +663,7 @@ static void x25_asy_unesc(struct x25_asy *sl, unsigned char s)
switch (s) {
case X25_END:
if (!test_and_clear_bit(SLF_ERROR, &sl->flags) &&
- sl->rcount > 2)
+ sl->rcount >= 2)
x25_asy_bump(sl);
clear_bit(SLF_ESCAPE, &sl->flags);
sl->rcount = 0;
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 84245d210182..2b07dadc5916 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -761,12 +761,16 @@ xfs_bmap_extents_to_btree(
*logflagsp = 0;
if ((error = xfs_alloc_vextent(&args))) {
xfs_iroot_realloc(ip, -1, whichfork);
+ ASSERT(ifp->if_broot == NULL);
+ XFS_IFORK_FMT_SET(ip, whichfork, XFS_DINODE_FMT_EXTENTS);
xfs_btree_del_cursor(cur, XFS_BTREE_ERROR);
return error;
}
if (WARN_ON_ONCE(args.fsbno == NULLFSBLOCK)) {
xfs_iroot_realloc(ip, -1, whichfork);
+ ASSERT(ifp->if_broot == NULL);
+ XFS_IFORK_FMT_SET(ip, whichfork, XFS_DINODE_FMT_EXTENTS);
xfs_btree_del_cursor(cur, XFS_BTREE_ERROR);
return -ENOSPC;
}
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 60aea230dc6a..61eb40fef759 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -209,6 +209,8 @@ struct tcp_sock {
u8 reord; /* reordering detected */
} rack;
u16 advmss; /* Advertised MSS */
+ u8 tlp_retrans:1, /* TLP is a retransmission */
+ unused_1:7;
u32 chrono_start; /* Start time in jiffies of a TCP chrono */
u32 chrono_stat[3]; /* Time in jiffies for chrono_stat stats */
u8 chrono_type:2, /* current chronograph type */
@@ -229,7 +231,7 @@ struct tcp_sock {
syn_data_acked:1,/* data in SYN is acked by SYN-ACK */
save_syn:1, /* Save headers of SYN packet */
is_cwnd_limited:1;/* forward progress limited by snd_cwnd? */
- u32 tlp_high_seq; /* snd_nxt at the time of TLP retransmit. */
+ u32 tlp_high_seq; /* snd_nxt at the time of TLP */
/* RTT measurement */
u64 tcp_mstamp; /* most recent packet received/sent */
diff --git a/mm/page_owner.c b/mm/page_owner.c
index 6ac05a6ff2d1..4753b317ef7b 100644
--- a/mm/page_owner.c
+++ b/mm/page_owner.c
@@ -617,7 +617,6 @@ static void init_early_allocated_pages(void)
{
pg_data_t *pgdat;
- drain_all_pages(NULL);
for_each_online_pgdat(pgdat)
init_zones_in_node(pgdat);
}
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 89d074ce10fc..6915eebc7a4a 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -1191,7 +1191,10 @@ static int __must_check ax25_connect(struct socket *sock,
if (addr_len > sizeof(struct sockaddr_ax25) &&
fsa->fsa_ax25.sax25_ndigis != 0) {
/* Valid number of digipeaters ? */
- if (fsa->fsa_ax25.sax25_ndigis < 1 || fsa->fsa_ax25.sax25_ndigis > AX25_MAX_DIGIS) {
+ if (fsa->fsa_ax25.sax25_ndigis < 1 ||
+ fsa->fsa_ax25.sax25_ndigis > AX25_MAX_DIGIS ||
+ addr_len < sizeof(struct sockaddr_ax25) +
+ sizeof(ax25_address) * fsa->fsa_ax25.sax25_ndigis) {
err = -EINVAL;
goto out_release;
}
@@ -1511,7 +1514,10 @@ static int ax25_sendmsg(struct socket *sock, struct msghdr *msg, size_t len)
struct full_sockaddr_ax25 *fsa = (struct full_sockaddr_ax25 *)usax;
/* Valid number of digipeaters ? */
- if (usax->sax25_ndigis < 1 || usax->sax25_ndigis > AX25_MAX_DIGIS) {
+ if (usax->sax25_ndigis < 1 ||
+ usax->sax25_ndigis > AX25_MAX_DIGIS ||
+ addr_len < sizeof(struct sockaddr_ax25) +
+ sizeof(ax25_address) * usax->sax25_ndigis) {
err = -EINVAL;
goto out;
}
diff --git a/net/core/dev.c b/net/core/dev.c
index 1ee177485fd0..7ec549e481e3 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4626,7 +4626,7 @@ static void flush_backlog(struct work_struct *work)
skb_queue_walk_safe(&sd->input_pkt_queue, skb, tmp) {
if (skb->dev->reg_state == NETREG_UNREGISTERING) {
__skb_unlink(skb, &sd->input_pkt_queue);
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
input_queue_head_incr(sd);
}
}
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index baf771d2d088..9d012255cedc 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -1028,7 +1028,7 @@ static ssize_t tx_timeout_show(struct netdev_queue *queue, char *buf)
trans_timeout = queue->trans_timeout;
spin_unlock_irq(&queue->_xmit_lock);
- return sprintf(buf, "%lu", trans_timeout);
+ return sprintf(buf, fmt_ulong, trans_timeout);
}
static unsigned int get_netdev_queue_index(struct netdev_queue *queue)
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index cb15338cfda4..0168c700a201 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2733,7 +2733,8 @@ replay:
*/
if (err < 0) {
/* If device is not registered at all, free it now */
- if (dev->reg_state == NETREG_UNINITIALIZED)
+ if (dev->reg_state == NETREG_UNINITIALIZED ||
+ dev->reg_state == NETREG_UNREGISTERED)
free_netdev(dev);
goto out;
}
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index a2c26c2b3a94..83d03340417a 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -3516,10 +3516,8 @@ static void tcp_replace_ts_recent(struct tcp_sock *tp, u32 seq)
}
}
-/* This routine deals with acks during a TLP episode.
- * We mark the end of a TLP episode on receiving TLP dupack or when
- * ack is after tlp_high_seq.
- * Ref: loss detection algorithm in draft-dukkipati-tcpm-tcp-loss-probe.
+/* This routine deals with acks during a TLP episode and ends an episode by
+ * resetting tlp_high_seq. Ref: TLP algorithm in draft-ietf-tcpm-rack
*/
static void tcp_process_tlp_ack(struct sock *sk, u32 ack, int flag)
{
@@ -3528,7 +3526,10 @@ static void tcp_process_tlp_ack(struct sock *sk, u32 ack, int flag)
if (before(ack, tp->tlp_high_seq))
return;
- if (flag & FLAG_DSACKING_ACK) {
+ if (!tp->tlp_retrans) {
+ /* TLP of new data has been acknowledged */
+ tp->tlp_high_seq = 0;
+ } else if (flag & FLAG_DSACKING_ACK) {
/* This DSACK means original and TLP probe arrived; no loss */
tp->tlp_high_seq = 0;
} else if (after(ack, tp->tlp_high_seq)) {
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 8fc14ad0726a..355ebae883c1 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2500,6 +2500,11 @@ void tcp_send_loss_probe(struct sock *sk)
int pcount;
int mss = tcp_current_mss(sk);
+ /* At most one outstanding TLP */
+ if (tp->tlp_high_seq)
+ goto rearm_timer;
+
+ tp->tlp_retrans = 0;
skb = tcp_send_head(sk);
if (skb) {
if (tcp_snd_wnd_test(tp, skb, mss)) {
@@ -2522,10 +2527,6 @@ void tcp_send_loss_probe(struct sock *sk)
return;
}
- /* At most one outstanding TLP retransmission. */
- if (tp->tlp_high_seq)
- goto rearm_timer;
-
if (skb_still_in_host_queue(sk, skb))
goto rearm_timer;
@@ -2546,10 +2547,12 @@ void tcp_send_loss_probe(struct sock *sk)
if (__tcp_retransmit_skb(sk, skb, 1))
goto rearm_timer;
+ tp->tlp_retrans = 1;
+
+probe_sent:
/* Record snd_nxt for loss detection. */
tp->tlp_high_seq = tp->snd_nxt;
-probe_sent:
NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPLOSSPROBES);
/* Reset s.t. tcp_rearm_rto will restart timer from now */
inet_csk(sk)->icsk_pending = 0;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index e33258d69246..f335dd4c84e2 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1894,7 +1894,7 @@ static int udp_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
/*
* UDP-Lite specific tests, ignored on UDP sockets
*/
- if ((is_udplite & UDPLITE_RECV_CC) && UDP_SKB_CB(skb)->partial_cov) {
+ if ((up->pcflag & UDPLITE_RECV_CC) && UDP_SKB_CB(skb)->partial_cov) {
/*
* MIB statistics other than incrementing the error count are
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index e07cc2cfc1a6..802457c0a121 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -1169,15 +1169,16 @@ static void ip6gre_destroy_tunnels(struct net *net, struct list_head *head)
static int __net_init ip6gre_init_net(struct net *net)
{
struct ip6gre_net *ign = net_generic(net, ip6gre_net_id);
+ struct net_device *ndev;
int err;
- ign->fb_tunnel_dev = alloc_netdev(sizeof(struct ip6_tnl), "ip6gre0",
- NET_NAME_UNKNOWN,
- ip6gre_tunnel_setup);
- if (!ign->fb_tunnel_dev) {
+ ndev = alloc_netdev(sizeof(struct ip6_tnl), "ip6gre0",
+ NET_NAME_UNKNOWN, ip6gre_tunnel_setup);
+ if (!ndev) {
err = -ENOMEM;
goto err_alloc_dev;
}
+ ign->fb_tunnel_dev = ndev;
dev_net_set(ign->fb_tunnel_dev, net);
/* FB netdevice is special: we have one, and only one per netns.
* Allowing to move it to another netns is clearly unsafe.
@@ -1197,7 +1198,7 @@ static int __net_init ip6gre_init_net(struct net *net)
return 0;
err_reg_dev:
- free_netdev(ign->fb_tunnel_dev);
+ free_netdev(ndev);
err_alloc_dev:
return err;
}
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index a2ba7356fa65..38ad3fac8c37 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -629,7 +629,7 @@ static int udpv6_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
/*
* UDP-Lite specific tests, ignored on UDP sockets (see net/ipv4/udp.c).
*/
- if ((is_udplite & UDPLITE_RECV_CC) && UDP_SKB_CB(skb)->partial_cov) {
+ if ((up->pcflag & UDPLITE_RECV_CC) && UDP_SKB_CB(skb)->partial_cov) {
if (up->pcrlen == 0) { /* full coverage was set */
net_dbg_ratelimited("UDPLITE6: partial coverage %d while full coverage %d requested\n",
diff --git a/net/rxrpc/recvmsg.c b/net/rxrpc/recvmsg.c
index b74cde2fd214..e82e91fe6178 100644
--- a/net/rxrpc/recvmsg.c
+++ b/net/rxrpc/recvmsg.c
@@ -445,7 +445,7 @@ try_again:
list_empty(&rx->recvmsg_q) &&
rx->sk.sk_state != RXRPC_SERVER_LISTENING) {
release_sock(&rx->sk);
- return -ENODATA;
+ return -EAGAIN;
}
if (list_empty(&rx->recvmsg_q)) {
diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c
index a980b49d7a4f..f4386ad975cf 100644
--- a/net/rxrpc/sendmsg.c
+++ b/net/rxrpc/sendmsg.c
@@ -222,7 +222,7 @@ static int rxrpc_send_data(struct rxrpc_sock *rx,
/* this should be in poll */
sk_clear_bit(SOCKWQ_ASYNC_NOSPACE, sk);
- if (sk->sk_err || (sk->sk_shutdown & SEND_SHUTDOWN))
+ if (sk->sk_shutdown & SEND_SHUTDOWN)
return -EPIPE;
more = msg->msg_flags & MSG_MORE;
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