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authorDavid S. Miller <davem@davemloft.net>2016-01-11 23:55:43 -0500
committerDavid S. Miller <davem@davemloft.net>2016-01-11 23:55:43 -0500
commit9d367eddf363553c7668ba92c3b9d187ec4f71f7 (patch)
tree4f06d334d316390cc9a869ce3e74ec48d32ed0f8
parentb6a0e72ad3cffabaf30b856deb58fbe64a0f36a8 (diff)
parent03d84a5f83a67e692af00a3d3901e7820e3e84d5 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/bonding/bond_main.c drivers/net/ethernet/mellanox/mlxsw/spectrum.h drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c The bond_main.c and mellanox switch conflicts were cases of overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/isdn/act2000/module.c2
-rw-r--r--drivers/net/bonding/bond_main.c5
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.h1
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c5
-rw-r--r--drivers/net/ethernet/renesas/ravb_main.c7
-rw-r--r--drivers/net/ethernet/renesas/sh_eth.c7
-rw-r--r--drivers/net/geneve.c2
-rw-r--r--drivers/net/irda/toim3232-sir.c10
-rw-r--r--drivers/net/phy/micrel.c12
-rw-r--r--drivers/net/usb/cdc_ether.c8
-rw-r--r--drivers/net/usb/lan78xx.c55
-rw-r--r--drivers/net/usb/qmi_wwan.c1
-rw-r--r--drivers/net/usb/r8152.c40
-rw-r--r--drivers/net/vxlan.c14
-rw-r--r--include/linux/sched.h1
-rw-r--r--include/net/protocol.h2
-rw-r--r--net/batman-adv/bat_iv_ogm.c6
-rw-r--r--net/core/pktgen.c4
-rw-r--r--net/ipv4/fou.c2
-rw-r--r--net/ipv4/ip_output.c2
-rw-r--r--net/ipv4/tcp_yeah.c2
-rw-r--r--net/ipv4/udp_offload.c10
-rw-r--r--net/ipv6/ip6_output.c2
-rw-r--r--net/ipv6/tcp_ipv6.c2
-rw-r--r--net/sched/cls_flower.c10
-rw-r--r--net/sctp/sm_sideeffect.c11
-rw-r--r--net/sctp/sm_statefuns.c17
-rw-r--r--net/sctp/sysctl.c2
-rw-r--r--net/unix/af_unix.c24
-rw-r--r--net/unix/garbage.c13
30 files changed, 206 insertions, 73 deletions
diff --git a/drivers/isdn/act2000/module.c b/drivers/isdn/act2000/module.c
index c3a1b061838d..68073d0da0e3 100644
--- a/drivers/isdn/act2000/module.c
+++ b/drivers/isdn/act2000/module.c
@@ -37,7 +37,7 @@ MODULE_DESCRIPTION("ISDN4Linux: Driver for IBM Active 2000 ISDN card");
MODULE_AUTHOR("Fritz Elfert");
MODULE_LICENSE("GPL");
MODULE_PARM_DESC(act_bus, "BusType of first card, 1=ISA, 2=MCA, 3=PCMCIA, currently only ISA");
-MODULE_PARM_DESC(membase, "Base port address of first card");
+MODULE_PARM_DESC(act_port, "Base port address of first card");
MODULE_PARM_DESC(act_irq, "IRQ of first card");
MODULE_PARM_DESC(act_id, "ID-String of first card");
module_param(act_bus, int, 0);
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index cab99fd44c8e..56b560558884 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1226,7 +1226,6 @@ static int bond_master_upper_dev_link(struct bonding *bond, struct slave *slave)
&lag_upper_info);
if (err)
return err;
- slave->dev->flags |= IFF_SLAVE;
rtmsg_ifinfo(RTM_NEWLINK, slave->dev, IFF_SLAVE, GFP_KERNEL);
return 0;
}
@@ -1493,6 +1492,9 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
}
}
+ /* set slave flag before open to prevent IPv6 addrconf */
+ slave_dev->flags |= IFF_SLAVE;
+
/* open the slave since the application closed it */
res = dev_open(slave_dev);
if (res) {
@@ -1758,6 +1760,7 @@ err_close:
dev_close(slave_dev);
err_restore_mac:
+ slave_dev->flags &= ~IFF_SLAVE;
if (!bond->params.fail_over_mac ||
BOND_MODE(bond) != BOND_MODE_ACTIVEBACKUP) {
/* XXX TODO - fom follow mode needs to change master's
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index 199f91a62962..a23dc610d259 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -120,6 +120,7 @@ struct mlxsw_sp {
} fdb_notify;
#define MLXSW_SP_DEFAULT_AGEING_TIME 300
u32 ageing_time;
+ struct mutex fdb_lock; /* Make sure FDB sessions are atomic. */
struct mlxsw_sp_upper master_bridge;
struct mlxsw_sp_upper lags[MLXSW_SP_LAG_MAX];
};
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index 4cdc18e72222..ffe894e6d287 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -1057,6 +1057,7 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
if (!sfd_pl)
return -ENOMEM;
+ mutex_lock(&mlxsw_sp_port->mlxsw_sp->fdb_lock);
if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
u16 tmp;
@@ -1122,6 +1123,7 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
} while (num_rec == MLXSW_REG_SFD_REC_MAX_COUNT);
out:
+ mutex_unlock(&mlxsw_sp_port->mlxsw_sp->fdb_lock);
kfree(sfd_pl);
return stored_err ? stored_err : err;
}
@@ -1371,6 +1373,7 @@ static void mlxsw_sp_fdb_notify_work(struct work_struct *work)
mlxsw_sp = container_of(work, struct mlxsw_sp, fdb_notify.dw.work);
+ mutex_lock(&mlxsw_sp->fdb_lock);
do {
mlxsw_reg_sfn_pack(sfn_pl);
err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfn), sfn_pl);
@@ -1383,6 +1386,7 @@ static void mlxsw_sp_fdb_notify_work(struct work_struct *work)
mlxsw_sp_fdb_notify_rec_process(mlxsw_sp, sfn_pl, i);
} while (num_rec);
+ mutex_unlock(&mlxsw_sp->fdb_lock);
kfree(sfn_pl);
mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp);
@@ -1397,6 +1401,7 @@ static int mlxsw_sp_fdb_init(struct mlxsw_sp *mlxsw_sp)
dev_err(mlxsw_sp->bus_info->dev, "Failed to set default ageing time\n");
return err;
}
+ mutex_init(&mlxsw_sp->fdb_lock);
INIT_DELAYED_WORK(&mlxsw_sp->fdb_notify.dw, mlxsw_sp_fdb_notify_work);
mlxsw_sp->fdb_notify.interval = MLXSW_SP_DEFAULT_LEARNING_INTERVAL;
mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp);
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 9e20f37a3b6f..ac43ed914fcf 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -343,16 +343,13 @@ error:
static void ravb_emac_init(struct net_device *ndev)
{
struct ravb_private *priv = netdev_priv(ndev);
- u32 ecmr;
/* Receive frame limit set register */
ravb_write(ndev, ndev->mtu + ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN, RFLR);
/* PAUSE prohibition */
- ecmr = ravb_read(ndev, ECMR);
- ecmr &= ECMR_DM;
- ecmr |= ECMR_ZPF | (priv->duplex ? ECMR_DM : 0) | ECMR_TE | ECMR_RE;
- ravb_write(ndev, ecmr, ECMR);
+ ravb_write(ndev, ECMR_ZPF | (priv->duplex ? ECMR_DM : 0) |
+ ECMR_TE | ECMR_RE, ECMR);
ravb_set_rate(ndev);
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index c5ec57ce3ddc..dfa9e59c9442 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -1240,7 +1240,6 @@ static int sh_eth_dev_init(struct net_device *ndev, bool start)
{
int ret = 0;
struct sh_eth_private *mdp = netdev_priv(ndev);
- u32 val;
/* Soft Reset */
ret = sh_eth_reset(ndev);
@@ -1293,10 +1292,8 @@ static int sh_eth_dev_init(struct net_device *ndev, bool start)
}
/* PAUSE Prohibition */
- val = (sh_eth_read(ndev, ECMR) & ECMR_DM) |
- ECMR_ZPF | (mdp->duplex ? ECMR_DM : 0) | ECMR_TE | ECMR_RE;
-
- sh_eth_write(ndev, val, ECMR);
+ sh_eth_write(ndev, ECMR_ZPF | (mdp->duplex ? ECMR_DM : 0) |
+ ECMR_TE | ECMR_RE, ECMR);
if (mdp->cd->set_rate)
mdp->cd->set_rate(ndev);
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 24b077a32c1c..7456569f53c1 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -388,7 +388,7 @@ static void geneve_notify_add_rx_port(struct geneve_sock *gs)
int err;
if (sa_family == AF_INET) {
- err = udp_add_offload(&gs->udp_offloads);
+ err = udp_add_offload(sock_net(sk), &gs->udp_offloads);
if (err)
pr_warn("geneve: udp_add_offload failed with status %d\n",
err);
diff --git a/drivers/net/irda/toim3232-sir.c b/drivers/net/irda/toim3232-sir.c
index 6d2f55959c49..b977d6d33e74 100644
--- a/drivers/net/irda/toim3232-sir.c
+++ b/drivers/net/irda/toim3232-sir.c
@@ -130,16 +130,6 @@ static int toim3232delay = 150; /* default is 150 ms */
module_param(toim3232delay, int, 0);
MODULE_PARM_DESC(toim3232delay, "toim3232 dongle write complete delay");
-#if 0
-static int toim3232flipdtr = 0; /* default is DTR high to reset */
-module_param(toim3232flipdtr, int, 0);
-MODULE_PARM_DESC(toim3232flipdtr, "toim3232 dongle invert DTR (Reset)");
-
-static int toim3232fliprts = 0; /* default is RTS high for baud change */
-module_param(toim3232fliptrs, int, 0);
-MODULE_PARM_DESC(toim3232fliprts, "toim3232 dongle invert RTS (BR/D)");
-#endif
-
static int toim3232_open(struct sir_dev *);
static int toim3232_close(struct sir_dev *);
static int toim3232_change_speed(struct sir_dev *, unsigned);
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 0dbc6496b6f6..03833dbfca67 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -483,9 +483,17 @@ static int ksz9031_config_init(struct phy_device *phydev)
"txd2-skew-ps", "txd3-skew-ps"
};
static const char *control_skews[2] = {"txen-skew-ps", "rxdv-skew-ps"};
+ const struct device *dev_walker;
- if (!of_node && dev->parent->of_node)
- of_node = dev->parent->of_node;
+ /* The Micrel driver has a deprecated option to place phy OF
+ * properties in the MAC node. Walk up the tree of devices to
+ * find a device with an OF node.
+ */
+ dev_walker = &phydev->mdio.dev;
+ do {
+ of_node = dev_walker->of_node;
+ dev_walker = dev_walker->parent;
+ } while (!of_node && dev_walker);
if (of_node) {
ksz9031_of_load_skew_values(phydev, of_node,
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 3da70bf9936a..7cba2c3759df 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -160,6 +160,12 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf)
info->u = header.usb_cdc_union_desc;
info->header = header.usb_cdc_header_desc;
info->ether = header.usb_cdc_ether_desc;
+ if (!info->u) {
+ if (rndis)
+ goto skip;
+ else /* in that case a quirk is mandatory */
+ goto bad_desc;
+ }
/* we need a master/control interface (what we're
* probed with) and a slave/data interface; union
* descriptors sort this all out.
@@ -256,7 +262,7 @@ skip:
goto bad_desc;
}
- } else if (!info->header || !info->u || (!rndis && !info->ether)) {
+ } else if (!info->header || (!rndis && !info->ether)) {
dev_dbg(&intf->dev, "missing cdc %s%s%sdescriptor\n",
info->header ? "" : "header ",
info->u ? "" : "union ",
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 1662b7b144a8..2ed53331bfb2 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -603,6 +603,59 @@ static int lan78xx_read_raw_otp(struct lan78xx_net *dev, u32 offset,
return 0;
}
+static int lan78xx_write_raw_otp(struct lan78xx_net *dev, u32 offset,
+ u32 length, u8 *data)
+{
+ int i;
+ int ret;
+ u32 buf;
+ unsigned long timeout;
+
+ ret = lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
+
+ if (buf & OTP_PWR_DN_PWRDN_N_) {
+ /* clear it and wait to be cleared */
+ ret = lan78xx_write_reg(dev, OTP_PWR_DN, 0);
+
+ timeout = jiffies + HZ;
+ do {
+ udelay(1);
+ ret = lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
+ if (time_after(jiffies, timeout)) {
+ netdev_warn(dev->net,
+ "timeout on OTP_PWR_DN completion");
+ return -EIO;
+ }
+ } while (buf & OTP_PWR_DN_PWRDN_N_);
+ }
+
+ /* set to BYTE program mode */
+ ret = lan78xx_write_reg(dev, OTP_PRGM_MODE, OTP_PRGM_MODE_BYTE_);
+
+ for (i = 0; i < length; i++) {
+ ret = lan78xx_write_reg(dev, OTP_ADDR1,
+ ((offset + i) >> 8) & OTP_ADDR1_15_11);
+ ret = lan78xx_write_reg(dev, OTP_ADDR2,
+ ((offset + i) & OTP_ADDR2_10_3));
+ ret = lan78xx_write_reg(dev, OTP_PRGM_DATA, data[i]);
+ ret = lan78xx_write_reg(dev, OTP_TST_CMD, OTP_TST_CMD_PRGVRFY_);
+ ret = lan78xx_write_reg(dev, OTP_CMD_GO, OTP_CMD_GO_GO_);
+
+ timeout = jiffies + HZ;
+ do {
+ udelay(1);
+ ret = lan78xx_read_reg(dev, OTP_STATUS, &buf);
+ if (time_after(jiffies, timeout)) {
+ netdev_warn(dev->net,
+ "Timeout on OTP_STATUS completion");
+ return -EIO;
+ }
+ } while (buf & OTP_STATUS_BUSY_);
+ }
+
+ return 0;
+}
+
static int lan78xx_read_otp(struct lan78xx_net *dev, u32 offset,
u32 length, u8 *data)
{
@@ -969,7 +1022,7 @@ static int lan78xx_ethtool_set_eeprom(struct net_device *netdev,
(ee->offset == 0) &&
(ee->len == 512) &&
(data[0] == OTP_INDICATOR_1))
- return lan78xx_write_raw_eeprom(dev, ee->offset, ee->len, data);
+ return lan78xx_write_raw_otp(dev, ee->offset, ee->len, data);
return -EINVAL;
}
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 3341d8aaca7c..23e9880791fc 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -886,6 +886,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x413c, 0x81b1, 8)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card */
{QMI_FIXED_INTF(0x03f0, 0x4e1d, 8)}, /* HP lt4111 LTE/EV-DO/HSPA+ Gobi 4G Module */
{QMI_FIXED_INTF(0x22de, 0x9061, 3)}, /* WeTelecom WPD-600N */
+ {QMI_FIXED_INTF(0x1e0e, 0x9001, 5)}, /* SIMCom 7230E */
/* 4. Gobi 1000 devices */
{QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 230c73c0727a..d1f78c2c97aa 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -25,12 +25,13 @@
#include <uapi/linux/mdio.h>
#include <linux/mdio.h>
#include <linux/usb/cdc.h>
+#include <linux/suspend.h>
/* Information for net-next */
#define NETNEXT_VERSION "08"
/* Information for net */
-#define NET_VERSION "2"
+#define NET_VERSION "3"
#define DRIVER_VERSION "v1." NETNEXT_VERSION "." NET_VERSION
#define DRIVER_AUTHOR "Realtek linux nic maintainers <nic_swsd@realtek.com>"
@@ -604,6 +605,9 @@ struct r8152 {
struct delayed_work schedule;
struct mii_if_info mii;
struct mutex control; /* use for hw setting */
+#ifdef CONFIG_PM_SLEEP
+ struct notifier_block pm_notifier;
+#endif
struct rtl_ops {
void (*init)(struct r8152 *);
@@ -3036,6 +3040,33 @@ out1:
usb_autopm_put_interface(tp->intf);
}
+#ifdef CONFIG_PM_SLEEP
+static int rtl_notifier(struct notifier_block *nb, unsigned long action,
+ void *data)
+{
+ struct r8152 *tp = container_of(nb, struct r8152, pm_notifier);
+
+ switch (action) {
+ case PM_HIBERNATION_PREPARE:
+ case PM_SUSPEND_PREPARE:
+ usb_autopm_get_interface(tp->intf);
+ break;
+
+ case PM_POST_HIBERNATION:
+ case PM_POST_SUSPEND:
+ usb_autopm_put_interface(tp->intf);
+ break;
+
+ case PM_POST_RESTORE:
+ case PM_RESTORE_PREPARE:
+ default:
+ break;
+ }
+
+ return NOTIFY_DONE;
+}
+#endif
+
static int rtl8152_open(struct net_device *netdev)
{
struct r8152 *tp = netdev_priv(netdev);
@@ -3078,6 +3109,10 @@ static int rtl8152_open(struct net_device *netdev)
mutex_unlock(&tp->control);
usb_autopm_put_interface(tp->intf);
+#ifdef CONFIG_PM_SLEEP
+ tp->pm_notifier.notifier_call = rtl_notifier;
+ register_pm_notifier(&tp->pm_notifier);
+#endif
out:
return res;
@@ -3088,6 +3123,9 @@ static int rtl8152_close(struct net_device *netdev)
struct r8152 *tp = netdev_priv(netdev);
int res = 0;
+#ifdef CONFIG_PM_SLEEP
+ unregister_pm_notifier(&tp->pm_notifier);
+#endif
napi_disable(&tp->napi);
clear_bit(WORK_ENABLE, &tp->flags);
usb_kill_urb(tp->intr_urb);
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index fecf7b6c732e..2d88c799d2ac 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -621,7 +621,7 @@ static void vxlan_notify_add_rx_port(struct vxlan_sock *vs)
int err;
if (sa_family == AF_INET) {
- err = udp_add_offload(&vs->udp_offloads);
+ err = udp_add_offload(net, &vs->udp_offloads);
if (err)
pr_warn("vxlan: udp_add_offload failed with status %d\n", err);
}
@@ -2750,7 +2750,7 @@ static int vxlan_dev_configure(struct net *src_net, struct net_device *dev,
struct vxlan_config *conf)
{
struct vxlan_net *vn = net_generic(src_net, vxlan_net_id);
- struct vxlan_dev *vxlan = netdev_priv(dev);
+ struct vxlan_dev *vxlan = netdev_priv(dev), *tmp;
struct vxlan_rdst *dst = &vxlan->default_dst;
unsigned short needed_headroom = ETH_HLEN;
int err;
@@ -2816,9 +2816,15 @@ static int vxlan_dev_configure(struct net *src_net, struct net_device *dev,
if (!vxlan->cfg.age_interval)
vxlan->cfg.age_interval = FDB_AGE_DEFAULT;
- if (vxlan_find_vni(src_net, conf->vni, use_ipv6 ? AF_INET6 : AF_INET,
- vxlan->cfg.dst_port, vxlan->flags))
+ list_for_each_entry(tmp, &vn->vxlan_list, next) {
+ if (tmp->cfg.vni == conf->vni &&
+ (tmp->default_dst.remote_ip.sa.sa_family == AF_INET6 ||
+ tmp->cfg.saddr.sa.sa_family == AF_INET6) == use_ipv6 &&
+ tmp->cfg.dst_port == vxlan->cfg.dst_port &&
+ (tmp->flags & VXLAN_F_RCV_FLAGS) ==
+ (vxlan->flags & VXLAN_F_RCV_FLAGS))
return -EEXIST;
+ }
dev->ethtool_ops = &vxlan_ethtool_ops;
diff --git a/include/linux/sched.h b/include/linux/sched.h
index edad7a43edea..fbf25f19b3b5 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -830,6 +830,7 @@ struct user_struct {
unsigned long mq_bytes; /* How many bytes can be allocated to mqueue? */
#endif
unsigned long locked_shm; /* How many pages of mlocked shm ? */
+ unsigned long unix_inflight; /* How many files in flight in unix sockets */
#ifdef CONFIG_KEYS
struct key *uid_keyring; /* UID specific keyring */
diff --git a/include/net/protocol.h b/include/net/protocol.h
index d6fcc1fcdb5b..da689f5432de 100644
--- a/include/net/protocol.h
+++ b/include/net/protocol.h
@@ -107,7 +107,7 @@ int inet_del_offload(const struct net_offload *prot, unsigned char num);
void inet_register_protosw(struct inet_protosw *p);
void inet_unregister_protosw(struct inet_protosw *p);
-int udp_add_offload(struct udp_offload *prot);
+int udp_add_offload(struct net *net, struct udp_offload *prot);
void udp_del_offload(struct udp_offload *prot);
#if IS_ENABLED(CONFIG_IPV6)
diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c
index 246702486228..df625de55ef2 100644
--- a/net/batman-adv/bat_iv_ogm.c
+++ b/net/batman-adv/bat_iv_ogm.c
@@ -185,7 +185,8 @@ unlock:
static int batadv_iv_ogm_orig_del_if(struct batadv_orig_node *orig_node,
int max_if_num, int del_if_num)
{
- int chunk_size, ret = -ENOMEM, if_offset;
+ int ret = -ENOMEM;
+ size_t chunk_size, if_offset;
void *data_ptr = NULL;
spin_lock_bh(&orig_node->bat_iv.ogm_cnt_lock);
@@ -203,8 +204,9 @@ static int batadv_iv_ogm_orig_del_if(struct batadv_orig_node *orig_node,
memcpy(data_ptr, orig_node->bat_iv.bcast_own, del_if_num * chunk_size);
/* copy second part */
+ if_offset = (del_if_num + 1) * chunk_size;
memcpy((char *)data_ptr + del_if_num * chunk_size,
- orig_node->bat_iv.bcast_own + ((del_if_num + 1) * chunk_size),
+ (uint8_t *)orig_node->bat_iv.bcast_own + if_offset,
(max_if_num - del_if_num) * chunk_size);
free_bcast_own:
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 2be144498bcf..1474cfd2dc1c 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -2787,7 +2787,9 @@ static struct sk_buff *pktgen_alloc_skb(struct net_device *dev,
} else {
skb = __netdev_alloc_skb(dev, size, GFP_NOWAIT);
}
- skb_reserve(skb, LL_RESERVED_SPACE(dev));
+
+ if (likely(skb))
+ skb_reserve(skb, LL_RESERVED_SPACE(dev));
return skb;
}
diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c
index bd903fe0f750..976f0dcf6991 100644
--- a/net/ipv4/fou.c
+++ b/net/ipv4/fou.c
@@ -498,7 +498,7 @@ static int fou_create(struct net *net, struct fou_cfg *cfg,
sk->sk_allocation = GFP_ATOMIC;
if (cfg->udp_config.family == AF_INET) {
- err = udp_add_offload(&fou->udp_offloads);
+ err = udp_add_offload(net, &fou->udp_offloads);
if (err)
goto error;
}
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 568e2bc0d93d..512a44778cf2 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -920,7 +920,7 @@ static int __ip_append_data(struct sock *sk,
if (((length > mtu) || (skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
(rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len &&
- (sk->sk_type == SOCK_DGRAM)) {
+ (sk->sk_type == SOCK_DGRAM) && !sk->sk_no_check_tx) {
err = ip_ufo_append_data(sk, queue, getfrag, from, length,
hh_len, fragheaderlen, transhdrlen,
maxfraglen, flags);
diff --git a/net/ipv4/tcp_yeah.c b/net/ipv4/tcp_yeah.c
index 17d35662930d..3e6a472e6b88 100644
--- a/net/ipv4/tcp_yeah.c
+++ b/net/ipv4/tcp_yeah.c
@@ -219,7 +219,7 @@ static u32 tcp_yeah_ssthresh(struct sock *sk)
yeah->fast_count = 0;
yeah->reno_count = max(yeah->reno_count>>1, 2U);
- return tp->snd_cwnd - reduction;
+ return max_t(int, tp->snd_cwnd - reduction, 2);
}
static struct tcp_congestion_ops tcp_yeah __read_mostly = {
diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c
index 130042660181..4c519c1dc161 100644
--- a/net/ipv4/udp_offload.c
+++ b/net/ipv4/udp_offload.c
@@ -21,6 +21,7 @@ static struct udp_offload_priv __rcu *udp_offload_base __read_mostly;
struct udp_offload_priv {
struct udp_offload *offload;
+ possible_net_t net;
struct rcu_head rcu;
struct udp_offload_priv __rcu *next;
};
@@ -242,13 +243,14 @@ out:
return segs;
}
-int udp_add_offload(struct udp_offload *uo)
+int udp_add_offload(struct net *net, struct udp_offload *uo)
{
struct udp_offload_priv *new_offload = kzalloc(sizeof(*new_offload), GFP_ATOMIC);
if (!new_offload)
return -ENOMEM;
+ write_pnet(&new_offload->net, net);
new_offload->offload = uo;
spin_lock(&udp_offload_lock);
@@ -312,7 +314,8 @@ struct sk_buff **udp_gro_receive(struct sk_buff **head, struct sk_buff *skb,
rcu_read_lock();
uo_priv = rcu_dereference(udp_offload_base);
for (; uo_priv != NULL; uo_priv = rcu_dereference(uo_priv->next)) {
- if (uo_priv->offload->port == uh->dest &&
+ if (net_eq(read_pnet(&uo_priv->net), dev_net(skb->dev)) &&
+ uo_priv->offload->port == uh->dest &&
uo_priv->offload->callbacks.gro_receive)
goto unflush;
}
@@ -390,7 +393,8 @@ int udp_gro_complete(struct sk_buff *skb, int nhoff)
uo_priv = rcu_dereference(udp_offload_base);
for (; uo_priv != NULL; uo_priv = rcu_dereference(uo_priv->next)) {
- if (uo_priv->offload->port == uh->dest &&
+ if (net_eq(read_pnet(&uo_priv->net), dev_net(skb->dev)) &&
+ uo_priv->offload->port == uh->dest &&
uo_priv->offload->callbacks.gro_complete)
break;
}
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 2f748452b4aa..23de98f976d5 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1353,7 +1353,7 @@ emsgsize:
(skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
(rt->dst.dev->features & NETIF_F_UFO) &&
- (sk->sk_type == SOCK_DGRAM)) {
+ (sk->sk_type == SOCK_DGRAM) && !udp_get_no_check6_tx(sk)) {
err = ip6_ufo_append_data(sk, queue, getfrag, from, length,
hh_len, fragheaderlen,
transhdrlen, mtu, flags, fl6);
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 9ecb012291cf..db9f1c318afc 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -462,8 +462,10 @@ static int tcp_v6_send_synack(const struct sock *sk, struct dst_entry *dst,
if (np->repflow && ireq->pktopts)
fl6->flowlabel = ip6_flowlabel(ipv6_hdr(ireq->pktopts));
+ rcu_read_lock();
err = ip6_xmit(sk, skb, fl6, rcu_dereference(np->opt),
np->tclass);
+ rcu_read_unlock();
err = net_xmit_eval(err);
}
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index 57692947ebbe..95b021243233 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -252,23 +252,28 @@ static int fl_set_key(struct net *net, struct nlattr **tb,
fl_set_key_val(tb, key->eth.src, TCA_FLOWER_KEY_ETH_SRC,
mask->eth.src, TCA_FLOWER_KEY_ETH_SRC_MASK,
sizeof(key->eth.src));
+
fl_set_key_val(tb, &key->basic.n_proto, TCA_FLOWER_KEY_ETH_TYPE,
&mask->basic.n_proto, TCA_FLOWER_UNSPEC,
sizeof(key->basic.n_proto));
+
if (key->basic.n_proto == htons(ETH_P_IP) ||
key->basic.n_proto == htons(ETH_P_IPV6)) {
fl_set_key_val(tb, &key->basic.ip_proto, TCA_FLOWER_KEY_IP_PROTO,
&mask->basic.ip_proto, TCA_FLOWER_UNSPEC,
sizeof(key->basic.ip_proto));
}
- if (key->control.addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) {
+
+ if (tb[TCA_FLOWER_KEY_IPV4_SRC] || tb[TCA_FLOWER_KEY_IPV4_DST]) {
+ key->control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
fl_set_key_val(tb, &key->ipv4.src, TCA_FLOWER_KEY_IPV4_SRC,
&mask->ipv4.src, TCA_FLOWER_KEY_IPV4_SRC_MASK,
sizeof(key->ipv4.src));
fl_set_key_val(tb, &key->ipv4.dst, TCA_FLOWER_KEY_IPV4_DST,
&mask->ipv4.dst, TCA_FLOWER_KEY_IPV4_DST_MASK,
sizeof(key->ipv4.dst));
- } else if (key->control.addr_type == FLOW_DISSECTOR_KEY_IPV6_ADDRS) {
+ } else if (tb[TCA_FLOWER_KEY_IPV6_SRC] || tb[TCA_FLOWER_KEY_IPV6_DST]) {
+ key->control.addr_type = FLOW_DISSECTOR_KEY_IPV6_ADDRS;
fl_set_key_val(tb, &key->ipv6.src, TCA_FLOWER_KEY_IPV6_SRC,
&mask->ipv6.src, TCA_FLOWER_KEY_IPV6_SRC_MASK,
sizeof(key->ipv6.src));
@@ -276,6 +281,7 @@ static int fl_set_key(struct net *net, struct nlattr **tb,
&mask->ipv6.dst, TCA_FLOWER_KEY_IPV6_DST_MASK,
sizeof(key->ipv6.dst));
}
+
if (key->basic.ip_proto == IPPROTO_TCP) {
fl_set_key_val(tb, &key->tp.src, TCA_FLOWER_KEY_TCP_SRC,
&mask->tp.src, TCA_FLOWER_UNSPEC,
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 4f170ad38ff4..2e21384697c2 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -63,7 +63,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
sctp_state_t state,
struct sctp_endpoint *ep,
- struct sctp_association *asoc,
+ struct sctp_association **asoc,
void *event_arg,
sctp_disposition_t status,
sctp_cmd_seq_t *commands,
@@ -1125,7 +1125,7 @@ int sctp_do_sm(struct net *net, sctp_event_t event_type, sctp_subtype_t subtype,
debug_post_sfn();
error = sctp_side_effects(event_type, subtype, state,
- ep, asoc, event_arg, status,
+ ep, &asoc, event_arg, status,
&commands, gfp);
debug_post_sfx();
@@ -1138,7 +1138,7 @@ int sctp_do_sm(struct net *net, sctp_event_t event_type, sctp_subtype_t subtype,
static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
sctp_state_t state,
struct sctp_endpoint *ep,
- struct sctp_association *asoc,
+ struct sctp_association **asoc,
void *event_arg,
sctp_disposition_t status,
sctp_cmd_seq_t *commands,
@@ -1153,7 +1153,7 @@ static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
* disposition SCTP_DISPOSITION_CONSUME.
*/
if (0 != (error = sctp_cmd_interpreter(event_type, subtype, state,
- ep, asoc,
+ ep, *asoc,
event_arg, status,
commands, gfp)))
goto bail;
@@ -1176,11 +1176,12 @@ static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
break;
case SCTP_DISPOSITION_DELETE_TCB:
+ case SCTP_DISPOSITION_ABORT:
/* This should now be a command. */
+ *asoc = NULL;
break;
case SCTP_DISPOSITION_CONSUME:
- case SCTP_DISPOSITION_ABORT:
/*
* We should no longer have much work to do here as the
* real work has been done as explicit commands above.
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index 22c2bf367d7e..f1f08c8f277b 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -2976,7 +2976,7 @@ sctp_disposition_t sctp_sf_eat_data_6_2(struct net *net,
SCTP_INC_STATS(net, SCTP_MIB_IN_DATA_CHUNK_DISCARDS);
goto discard_force;
case SCTP_IERROR_NO_DATA:
- goto consume;
+ return SCTP_DISPOSITION_ABORT;
case SCTP_IERROR_PROTO_VIOLATION:
return sctp_sf_abort_violation(net, ep, asoc, chunk, commands,
(u8 *)chunk->subh.data_hdr, sizeof(sctp_datahdr_t));
@@ -3043,9 +3043,6 @@ discard_noforce:
sctp_add_cmd_sf(commands, SCTP_CMD_GEN_SACK, force);
return SCTP_DISPOSITION_DISCARD;
-consume:
- return SCTP_DISPOSITION_CONSUME;
-
}
/*
@@ -3093,7 +3090,7 @@ sctp_disposition_t sctp_sf_eat_data_fast_4_4(struct net *net,
case SCTP_IERROR_BAD_STREAM:
break;
case SCTP_IERROR_NO_DATA:
- goto consume;
+ return SCTP_DISPOSITION_ABORT;
case SCTP_IERROR_PROTO_VIOLATION:
return sctp_sf_abort_violation(net, ep, asoc, chunk, commands,
(u8 *)chunk->subh.data_hdr, sizeof(sctp_datahdr_t));
@@ -3119,7 +3116,6 @@ sctp_disposition_t sctp_sf_eat_data_fast_4_4(struct net *net,
SCTP_TO(SCTP_EVENT_TIMEOUT_T2_SHUTDOWN));
}
-consume:
return SCTP_DISPOSITION_CONSUME;
}
@@ -4825,9 +4821,6 @@ sctp_disposition_t sctp_sf_do_9_1_prm_abort(
* if necessary to fill gaps.
*/
struct sctp_chunk *abort = arg;
- sctp_disposition_t retval;
-
- retval = SCTP_DISPOSITION_CONSUME;
if (abort)
sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(abort));
@@ -4845,7 +4838,7 @@ sctp_disposition_t sctp_sf_do_9_1_prm_abort(
SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
- return retval;
+ return SCTP_DISPOSITION_ABORT;
}
/* We tried an illegal operation on an association which is closed. */
@@ -4960,12 +4953,10 @@ sctp_disposition_t sctp_sf_cookie_wait_prm_abort(
sctp_cmd_seq_t *commands)
{
struct sctp_chunk *abort = arg;
- sctp_disposition_t retval;
/* Stop T1-init timer */
sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_STOP,
SCTP_TO(SCTP_EVENT_TIMEOUT_T1_INIT));
- retval = SCTP_DISPOSITION_CONSUME;
if (abort)
sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(abort));
@@ -4985,7 +4976,7 @@ sctp_disposition_t sctp_sf_cookie_wait_prm_abort(
sctp_add_cmd_sf(commands, SCTP_CMD_INIT_FAILED,
SCTP_PERR(SCTP_ERROR_USER_ABORT));
- return retval;
+ return SCTP_DISPOSITION_ABORT;
}
/*
diff --git a/net/sctp/sysctl.c b/net/sctp/sysctl.c
index ccbfc93fb8fe..daf8554fd42a 100644
--- a/net/sctp/sysctl.c
+++ b/net/sctp/sysctl.c
@@ -327,7 +327,7 @@ static int proc_sctp_do_hmac_alg(struct ctl_table *ctl, int write,
struct ctl_table tbl;
bool changed = false;
char *none = "none";
- char tmp[8];
+ char tmp[8] = {0};
int ret;
memset(&tbl, 0, sizeof(struct ctl_table));
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index e6d35569f757..c5bf5ef2bf89 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -1513,6 +1513,21 @@ static void unix_destruct_scm(struct sk_buff *skb)
sock_wfree(skb);
}
+/*
+ * The "user->unix_inflight" variable is protected by the garbage
+ * collection lock, and we just read it locklessly here. If you go
+ * over the limit, there might be a tiny race in actually noticing
+ * it across threads. Tough.
+ */
+static inline bool too_many_unix_fds(struct task_struct *p)
+{
+ struct user_struct *user = current_user();
+
+ if (unlikely(user->unix_inflight > task_rlimit(p, RLIMIT_NOFILE)))
+ return !capable(CAP_SYS_RESOURCE) && !capable(CAP_SYS_ADMIN);
+ return false;
+}
+
#define MAX_RECURSION_LEVEL 4
static int unix_attach_fds(struct scm_cookie *scm, struct sk_buff *skb)
@@ -1521,6 +1536,9 @@ static int unix_attach_fds(struct scm_cookie *scm, struct sk_buff *skb)
unsigned char max_level = 0;
int unix_sock_count = 0;
+ if (too_many_unix_fds(current))
+ return -ETOOMANYREFS;
+
for (i = scm->fp->count - 1; i >= 0; i--) {
struct sock *sk = unix_get_socket(scm->fp->fp[i]);
@@ -1542,10 +1560,8 @@ static int unix_attach_fds(struct scm_cookie *scm, struct sk_buff *skb)
if (!UNIXCB(skb).fp)
return -ENOMEM;
- if (unix_sock_count) {
- for (i = scm->fp->count - 1; i >= 0; i--)
- unix_inflight(scm->fp->fp[i]);
- }
+ for (i = scm->fp->count - 1; i >= 0; i--)
+ unix_inflight(scm->fp->fp[i]);
return max_level;
}
diff --git a/net/unix/garbage.c b/net/unix/garbage.c
index a73a226f2d33..8fcdc2283af5 100644
--- a/net/unix/garbage.c
+++ b/net/unix/garbage.c
@@ -120,11 +120,11 @@ void unix_inflight(struct file *fp)
{
struct sock *s = unix_get_socket(fp);
+ spin_lock(&unix_gc_lock);
+
if (s) {
struct unix_sock *u = unix_sk(s);
- spin_lock(&unix_gc_lock);
-
if (atomic_long_inc_return(&u->inflight) == 1) {
BUG_ON(!list_empty(&u->link));
list_add_tail(&u->link, &gc_inflight_list);
@@ -132,25 +132,28 @@ void unix_inflight(struct file *fp)
BUG_ON(list_empty(&u->link));
}
unix_tot_inflight++;
- spin_unlock(&unix_gc_lock);
}
+ fp->f_cred->user->unix_inflight++;
+ spin_unlock(&unix_gc_lock);
}
void unix_notinflight(struct file *fp)
{
struct sock *s = unix_get_socket(fp);
+ spin_lock(&unix_gc_lock);
+
if (s) {
struct unix_sock *u = unix_sk(s);
- spin_lock(&unix_gc_lock);
BUG_ON(list_empty(&u->link));
if (atomic_long_dec_and_test(&u->inflight))
list_del_init(&u->link);
unix_tot_inflight--;
- spin_unlock(&unix_gc_lock);
}
+ fp->f_cred->user->unix_inflight--;
+ spin_unlock(&unix_gc_lock);
}
static void scan_inflight(struct sock *x, void (*func)(struct unix_sock *),