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This is the 5.4.68 stable release 

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Merge tag 'v5.4.68' into 5.4-2.2.x-imx

This is the 5.4.68 stable release

Signed-off-by: Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com>
5.4-rM2-2.2.x-imx-squashed
Andrey Zhizhikin 2020-09-26 21:06:39 +00:00
parent c0f87908b1 5d087e3578
commit 35c1a802f7
44 changed files with 433 additions and 215 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Makefile
View File

@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
SUBLEVEL = 67
SUBLEVEL = 68
EXTRAVERSION =
NAME = Kleptomaniac Octopus

2
drivers/iommu/Kconfig
View File

@ -138,7 +138,7 @@ config AMD_IOMMU
select PCI_PASID
select IOMMU_API
select IOMMU_IOVA
depends on X86_64 && PCI && ACPI
depends on X86_64 && PCI && ACPI && HAVE_CMPXCHG_DOUBLE
---help---
With this option you can enable support for AMD IOMMU hardware in
your system. An IOMMU is a hardware component which provides

17
drivers/iommu/amd_iommu.c
View File

@ -3873,6 +3873,7 @@ out:
static int modify_irte_ga(u16 devid, int index, struct irte_ga *irte,
struct amd_ir_data *data)
{
bool ret;
struct irq_remap_table *table;
struct amd_iommu *iommu;
unsigned long flags;
@ -3890,10 +3891,18 @@ static int modify_irte_ga(u16 devid, int index, struct irte_ga *irte,
entry = (struct irte_ga *)table->table;
entry = &entry[index];
entry->lo.fields_remap.valid = 0;
entry->hi.val = irte->hi.val;
entry->lo.val = irte->lo.val;
entry->lo.fields_remap.valid = 1;
ret = cmpxchg_double(&entry->lo.val, &entry->hi.val,
entry->lo.val, entry->hi.val,
irte->lo.val, irte->hi.val);
/*
* We use cmpxchg16 to atomically update the 128-bit IRTE,
* and it cannot be updated by the hardware or other processors
* behind us, so the return value of cmpxchg16 should be the
* same as the old value.
*/
WARN_ON(!ret);
if (data)
data->ref = entry;

21
drivers/iommu/amd_iommu_init.c
View File

@ -1522,7 +1522,14 @@ static int __init init_iommu_one(struct amd_iommu *iommu, struct ivhd_header *h)
iommu->mmio_phys_end = MMIO_REG_END_OFFSET;
else
iommu->mmio_phys_end = MMIO_CNTR_CONF_OFFSET;
if (((h->efr_attr & (0x1 << IOMMU_FEAT_GASUP_SHIFT)) == 0))
/*
* Note: GA (128-bit IRTE) mode requires cmpxchg16b supports.
* GAM also requires GA mode. Therefore, we need to
* check cmpxchg16b support before enabling it.
*/
if (!boot_cpu_has(X86_FEATURE_CX16) ||
((h->efr_attr & (0x1 << IOMMU_FEAT_GASUP_SHIFT)) == 0))
amd_iommu_guest_ir = AMD_IOMMU_GUEST_IR_LEGACY;
break;
case 0x11:
@ -1531,8 +1538,18 @@ static int __init init_iommu_one(struct amd_iommu *iommu, struct ivhd_header *h)
iommu->mmio_phys_end = MMIO_REG_END_OFFSET;
else
iommu->mmio_phys_end = MMIO_CNTR_CONF_OFFSET;
if (((h->efr_reg & (0x1 << IOMMU_EFR_GASUP_SHIFT)) == 0))
/*
* Note: GA (128-bit IRTE) mode requires cmpxchg16b supports.
* XT, GAM also requires GA mode. Therefore, we need to
* check cmpxchg16b support before enabling them.
*/
if (!boot_cpu_has(X86_FEATURE_CX16) ||
((h->efr_reg & (0x1 << IOMMU_EFR_GASUP_SHIFT)) == 0)) {
amd_iommu_guest_ir = AMD_IOMMU_GUEST_IR_LEGACY;
break;
}
/*
* Note: Since iommu_update_intcapxt() leverages
* the IOMMU MMIO access to MSI capability block registers

20
drivers/net/dsa/rtl8366.c
View File

@ -452,13 +452,19 @@ int rtl8366_vlan_del(struct dsa_switch *ds, int port,
return ret;
if (vid == vlanmc.vid) {
/* clear VLAN member configurations */
vlanmc.vid = 0;
vlanmc.priority = 0;
vlanmc.member = 0;
vlanmc.untag = 0;
vlanmc.fid = 0;
/* Remove this port from the VLAN */
vlanmc.member &= ~BIT(port);
vlanmc.untag &= ~BIT(port);
/*
* If no ports are members of this VLAN
* anymore then clear the whole member
* config so it can be reused.
*/
if (!vlanmc.member && vlanmc.untag) {
vlanmc.vid = 0;
vlanmc.priority = 0;
vlanmc.fid = 0;
}
ret = smi->ops->set_vlan_mc(smi, i, &vlanmc);
if (ret) {
dev_err(smi->dev,

32
drivers/net/ethernet/broadcom/bnxt/bnxt.c
View File

@ -4204,7 +4204,7 @@ static int bnxt_hwrm_do_send_msg(struct bnxt *bp, void *msg, u32 msg_len,
u32 bar_offset = BNXT_GRCPF_REG_CHIMP_COMM;
u16 dst = BNXT_HWRM_CHNL_CHIMP;
if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state))
if (BNXT_NO_FW_ACCESS(bp))
return -EBUSY;
if (msg_len > BNXT_HWRM_MAX_REQ_LEN) {
@ -5539,7 +5539,7 @@ static int hwrm_ring_free_send_msg(struct bnxt *bp,
struct hwrm_ring_free_output *resp = bp->hwrm_cmd_resp_addr;
u16 error_code;
if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state))
if (BNXT_NO_FW_ACCESS(bp))
return 0;
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_RING_FREE, cmpl_ring_id, -1);
@ -7454,7 +7454,7 @@ static int bnxt_set_tpa(struct bnxt *bp, bool set_tpa)
if (set_tpa)
tpa_flags = bp->flags & BNXT_FLAG_TPA;
else if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state))
else if (BNXT_NO_FW_ACCESS(bp))
return 0;
for (i = 0; i < bp->nr_vnics; i++) {
rc = bnxt_hwrm_vnic_set_tpa(bp, i, tpa_flags);
@ -8939,18 +8939,16 @@ static ssize_t bnxt_show_temp(struct device *dev,
struct hwrm_temp_monitor_query_output *resp;
struct bnxt *bp = dev_get_drvdata(dev);
u32 len = 0;
int rc;
resp = bp->hwrm_cmd_resp_addr;
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_TEMP_MONITOR_QUERY, -1, -1);
mutex_lock(&bp->hwrm_cmd_lock);
if (!_hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT))
rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
if (!rc)
len = sprintf(buf, "%u\n", resp->temp * 1000); /* display millidegree */
mutex_unlock(&bp->hwrm_cmd_lock);
if (len)
return len;
return sprintf(buf, "unknown\n");
return rc ?: len;
}
static SENSOR_DEVICE_ATTR(temp1_input, 0444, bnxt_show_temp, NULL, 0);
@ -8970,7 +8968,16 @@ static void bnxt_hwmon_close(struct bnxt *bp)
static void bnxt_hwmon_open(struct bnxt *bp)
{
struct hwrm_temp_monitor_query_input req = {0};
struct pci_dev *pdev = bp->pdev;
int rc;
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_TEMP_MONITOR_QUERY, -1, -1);
rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
if (rc == -EACCES || rc == -EOPNOTSUPP) {
bnxt_hwmon_close(bp);
return;
}
if (bp->hwmon_dev)
return;
@ -11385,14 +11392,15 @@ static void bnxt_remove_one(struct pci_dev *pdev)
if (BNXT_PF(bp))
bnxt_sriov_disable(bp);
clear_bit(BNXT_STATE_IN_FW_RESET, &bp->state);
bnxt_cancel_sp_work(bp);
bp->sp_event = 0;
bnxt_dl_fw_reporters_destroy(bp, true);
pci_disable_pcie_error_reporting(pdev);
unregister_netdev(dev);
bnxt_dl_unregister(bp);
bnxt_shutdown_tc(bp);
clear_bit(BNXT_STATE_IN_FW_RESET, &bp->state);
bnxt_cancel_sp_work(bp);
bp->sp_event = 0;
bnxt_clear_int_mode(bp);
bnxt_hwrm_func_drv_unrgtr(bp);

4
drivers/net/ethernet/broadcom/bnxt/bnxt.h
View File

@ -1628,6 +1628,10 @@ struct bnxt {
#define BNXT_STATE_ABORT_ERR 5
#define BNXT_STATE_FW_FATAL_COND 6
#define BNXT_NO_FW_ACCESS(bp) \
(test_bit(BNXT_STATE_FW_FATAL_COND, &(bp)->state) || \
pci_channel_offline((bp)->pdev))
struct bnxt_irq *irq_tbl;
int total_irqs;
u8 mac_addr[ETH_ALEN];

31
drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
View File

@ -1665,9 +1665,12 @@ static int bnxt_set_pauseparam(struct net_device *dev,
if (!BNXT_SINGLE_PF(bp))
return -EOPNOTSUPP;
mutex_lock(&bp->link_lock);
if (epause->autoneg) {
if (!(link_info->autoneg & BNXT_AUTONEG_SPEED))
return -EINVAL;
if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) {
rc = -EINVAL;
goto pause_exit;
}
link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL;
if (bp->hwrm_spec_code >= 0x10201)
@ -1688,11 +1691,11 @@ static int bnxt_set_pauseparam(struct net_device *dev,
if (epause->tx_pause)
link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX;
if (netif_running(dev)) {
mutex_lock(&bp->link_lock);
if (netif_running(dev))
rc = bnxt_hwrm_set_pause(bp);
mutex_unlock(&bp->link_lock);
}
pause_exit:
mutex_unlock(&bp->link_lock);
return rc;
}
@ -2397,8 +2400,7 @@ static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata)
struct bnxt *bp = netdev_priv(dev);
struct ethtool_eee *eee = &bp->eee;
struct bnxt_link_info *link_info = &bp->link_info;
u32 advertising =
_bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0);
u32 advertising;
int rc = 0;
if (!BNXT_SINGLE_PF(bp))
@ -2407,19 +2409,23 @@ static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata)
if (!(bp->flags & BNXT_FLAG_EEE_CAP))
return -EOPNOTSUPP;
mutex_lock(&bp->link_lock);
advertising = _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0);
if (!edata->eee_enabled)
goto eee_ok;
if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) {
netdev_warn(dev, "EEE requires autoneg\n");
return -EINVAL;
rc = -EINVAL;
goto eee_exit;
}
if (edata->tx_lpi_enabled) {
if (bp->lpi_tmr_hi && (edata->tx_lpi_timer > bp->lpi_tmr_hi ||
edata->tx_lpi_timer < bp->lpi_tmr_lo)) {
netdev_warn(dev, "Valid LPI timer range is %d and %d microsecs\n",
bp->lpi_tmr_lo, bp->lpi_tmr_hi);
return -EINVAL;
rc = -EINVAL;
goto eee_exit;
} else if (!bp->lpi_tmr_hi) {
edata->tx_lpi_timer = eee->tx_lpi_timer;
}
@ -2429,7 +2435,8 @@ static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata)
} else if (edata->advertised & ~advertising) {
netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n",
edata->advertised, advertising);
return -EINVAL;
rc = -EINVAL;
goto eee_exit;
}
eee->advertised = edata->advertised;
@ -2441,6 +2448,8 @@ eee_ok:
if (netif_running(dev))
rc = bnxt_hwrm_set_link_setting(bp, false, true);
eee_exit:
mutex_unlock(&bp->link_lock);
return rc;
}

9
drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
View File

@ -1617,13 +1617,16 @@ out:
static int configure_filter_tcb(struct adapter *adap, unsigned int tid,
struct filter_entry *f)
{
if (f->fs.hitcnts)
if (f->fs.hitcnts) {
set_tcb_field(adap, f, tid, TCB_TIMESTAMP_W,
TCB_TIMESTAMP_V(TCB_TIMESTAMP_M) |
TCB_TIMESTAMP_V(TCB_TIMESTAMP_M),
TCB_TIMESTAMP_V(0ULL),
1);
set_tcb_field(adap, f, tid, TCB_RTT_TS_RECENT_AGE_W,
TCB_RTT_TS_RECENT_AGE_V(TCB_RTT_TS_RECENT_AGE_M),
TCB_TIMESTAMP_V(0ULL) |
TCB_RTT_TS_RECENT_AGE_V(0ULL),
1);
}
if (f->fs.newdmac)
set_tcb_tflag(adap, f, tid, TF_CCTRL_ECE_S, 1,

2
drivers/net/ethernet/chelsio/cxgb4/cxgb4_mps.c
View File

@ -229,7 +229,7 @@ void cxgb4_free_mps_ref_entries(struct adapter *adap)
{
struct mps_entries_ref *mps_entry, *tmp;
if (!list_empty(&adap->mps_ref))
if (list_empty(&adap->mps_ref))
return;
spin_lock(&adap->mps_ref_lock);

21
drivers/net/ethernet/ibm/ibmvnic.c
View File

@ -416,6 +416,9 @@ static int reset_rx_pools(struct ibmvnic_adapter *adapter)
int i, j, rc;
u64 *size_array;
if (!adapter->rx_pool)
return -1;
size_array = (u64 *)((u8 *)(adapter->login_rsp_buf) +
be32_to_cpu(adapter->login_rsp_buf->off_rxadd_buff_size));
@ -586,6 +589,9 @@ static int reset_tx_pools(struct ibmvnic_adapter *adapter)
int tx_scrqs;
int i, rc;
if (!adapter->tx_pool)
return -1;
tx_scrqs = be32_to_cpu(adapter->login_rsp_buf->num_txsubm_subcrqs);
for (i = 0; i < tx_scrqs; i++) {
rc = reset_one_tx_pool(adapter, &adapter->tso_pool[i]);
@ -1918,7 +1924,10 @@ static int do_reset(struct ibmvnic_adapter *adapter,
adapter->req_rx_add_entries_per_subcrq !=
old_num_rx_slots ||
adapter->req_tx_entries_per_subcrq !=
old_num_tx_slots) {
old_num_tx_slots ||
!adapter->rx_pool ||
!adapter->tso_pool ||
!adapter->tx_pool) {
release_rx_pools(adapter);
release_tx_pools(adapter);
release_napi(adapter);
@ -1930,12 +1939,18 @@ static int do_reset(struct ibmvnic_adapter *adapter,
} else {
rc = reset_tx_pools(adapter);
if (rc)
if (rc) {
netdev_dbg(adapter->netdev, "reset tx pools failed (%d)\n",
rc);
goto out;
}
rc = reset_rx_pools(adapter);
if (rc)
if (rc) {
netdev_dbg(adapter->netdev, "reset rx pools failed (%d)\n",
rc);
goto out;
}
}
ibmvnic_disable_irqs(adapter);
}

21
drivers/net/ethernet/lantiq_xrx200.c
View File

@ -230,8 +230,8 @@ static int xrx200_poll_rx(struct napi_struct *napi, int budget)
}
if (rx < budget) {
napi_complete(&ch->napi);
ltq_dma_enable_irq(&ch->dma);
if (napi_complete_done(&ch->napi, rx))
ltq_dma_enable_irq(&ch->dma);
}
return rx;
@ -268,9 +268,12 @@ static int xrx200_tx_housekeeping(struct napi_struct *napi, int budget)
net_dev->stats.tx_bytes += bytes;
netdev_completed_queue(ch->priv->net_dev, pkts, bytes);
if (netif_queue_stopped(net_dev))
netif_wake_queue(net_dev);
if (pkts < budget) {
napi_complete(&ch->napi);
ltq_dma_enable_irq(&ch->dma);
if (napi_complete_done(&ch->napi, pkts))
ltq_dma_enable_irq(&ch->dma);
}
return pkts;
@ -341,10 +344,12 @@ static irqreturn_t xrx200_dma_irq(int irq, void *ptr)
{
struct xrx200_chan *ch = ptr;
ltq_dma_disable_irq(&ch->dma);
ltq_dma_ack_irq(&ch->dma);
if (napi_schedule_prep(&ch->napi)) {
__napi_schedule(&ch->napi);
ltq_dma_disable_irq(&ch->dma);
}
napi_schedule(&ch->napi);
ltq_dma_ack_irq(&ch->dma);
return IRQ_HANDLED;
}
@ -498,7 +503,7 @@ static int xrx200_probe(struct platform_device *pdev)
/* setup NAPI */
netif_napi_add(net_dev, &priv->chan_rx.napi, xrx200_poll_rx, 32);
netif_napi_add(net_dev, &priv->chan_tx.napi, xrx200_tx_housekeeping, 32);
netif_tx_napi_add(net_dev, &priv->chan_tx.napi, xrx200_tx_housekeeping, 32);
platform_set_drvdata(pdev, priv);

12
drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls_stats.c
View File

@ -35,7 +35,6 @@
#include <net/sock.h>
#include "en.h"
#include "accel/tls.h"
#include "fpga/sdk.h"
#include "en_accel/tls.h"
@ -51,9 +50,14 @@ static const struct counter_desc mlx5e_tls_sw_stats_desc[] = {
#define NUM_TLS_SW_COUNTERS ARRAY_SIZE(mlx5e_tls_sw_stats_desc)
static bool is_tls_atomic_stats(struct mlx5e_priv *priv)
{
return priv->tls && !mlx5_accel_is_ktls_device(priv->mdev);
}
int mlx5e_tls_get_count(struct mlx5e_priv *priv)
{
if (!priv->tls)
if (!is_tls_atomic_stats(priv))
return 0;
return NUM_TLS_SW_COUNTERS;
@ -63,7 +67,7 @@ int mlx5e_tls_get_strings(struct mlx5e_priv *priv, uint8_t *data)
{
unsigned int i, idx = 0;
if (!priv->tls)
if (!is_tls_atomic_stats(priv))
return 0;
for (i = 0; i < NUM_TLS_SW_COUNTERS; i++)
@ -77,7 +81,7 @@ int mlx5e_tls_get_stats(struct mlx5e_priv *priv, u64 *data)
{
int i, idx = 0;
if (!priv->tls)
if (!is_tls_atomic_stats(priv))
return 0;
for (i = 0; i < NUM_TLS_SW_COUNTERS; i++)

56
drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
View File

@ -1143,36 +1143,38 @@ static int esw_create_offloads_fdb_tables(struct mlx5_eswitch *esw, int nvports)
}
esw->fdb_table.offloads.send_to_vport_grp = g;
/* create peer esw miss group */
memset(flow_group_in, 0, inlen);
if (MLX5_CAP_ESW(esw->dev, merged_eswitch)) {
/* create peer esw miss group */
memset(flow_group_in, 0, inlen);
esw_set_flow_group_source_port(esw, flow_group_in);
esw_set_flow_group_source_port(esw, flow_group_in);
if (!mlx5_eswitch_vport_match_metadata_enabled(esw)) {
match_criteria = MLX5_ADDR_OF(create_flow_group_in,
flow_group_in,
match_criteria);
if (!mlx5_eswitch_vport_match_metadata_enabled(esw)) {
match_criteria = MLX5_ADDR_OF(create_flow_group_in,
flow_group_in,
match_criteria);
MLX5_SET_TO_ONES(fte_match_param, match_criteria,
misc_parameters.source_eswitch_owner_vhca_id);
MLX5_SET_TO_ONES(fte_match_param, match_criteria,
misc_parameters.source_eswitch_owner_vhca_id);
MLX5_SET(create_flow_group_in, flow_group_in,
source_eswitch_owner_vhca_id_valid, 1);
MLX5_SET(create_flow_group_in, flow_group_in,
source_eswitch_owner_vhca_id_valid, 1);
}
MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, ix);
MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index,
ix + esw->total_vports - 1);
ix += esw->total_vports;
g = mlx5_create_flow_group(fdb, flow_group_in);
if (IS_ERR(g)) {
err = PTR_ERR(g);
esw_warn(dev, "Failed to create peer miss flow group err(%d)\n", err);
goto peer_miss_err;
}
esw->fdb_table.offloads.peer_miss_grp = g;
}
MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, ix);
MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index,
ix + esw->total_vports - 1);
ix += esw->total_vports;
g = mlx5_create_flow_group(fdb, flow_group_in);
if (IS_ERR(g)) {
err = PTR_ERR(g);
esw_warn(dev, "Failed to create peer miss flow group err(%d)\n", err);
goto peer_miss_err;
}
esw->fdb_table.offloads.peer_miss_grp = g;
/* create miss group */
memset(flow_group_in, 0, inlen);
MLX5_SET(create_flow_group_in, flow_group_in, match_criteria_enable,
@ -1206,7 +1208,8 @@ static int esw_create_offloads_fdb_tables(struct mlx5_eswitch *esw, int nvports)
miss_rule_err:
mlx5_destroy_flow_group(esw->fdb_table.offloads.miss_grp);
miss_err:
mlx5_destroy_flow_group(esw->fdb_table.offloads.peer_miss_grp);
if (MLX5_CAP_ESW(esw->dev, merged_eswitch))
mlx5_destroy_flow_group(esw->fdb_table.offloads.peer_miss_grp);
peer_miss_err:
mlx5_destroy_flow_group(esw->fdb_table.offloads.send_to_vport_grp);
send_vport_err:
@ -1229,7 +1232,8 @@ static void esw_destroy_offloads_fdb_tables(struct mlx5_eswitch *esw)
mlx5_del_flow_rules(esw->fdb_table.offloads.miss_rule_multi);
mlx5_del_flow_rules(esw->fdb_table.offloads.miss_rule_uni);
mlx5_destroy_flow_group(esw->fdb_table.offloads.send_to_vport_grp);
mlx5_destroy_flow_group(esw->fdb_table.offloads.peer_miss_grp);
if (MLX5_CAP_ESW(esw->dev, merged_eswitch))
mlx5_destroy_flow_group(esw->fdb_table.offloads.peer_miss_grp);
mlx5_destroy_flow_group(esw->fdb_table.offloads.miss_grp);
mlx5_destroy_flow_table(esw->fdb_table.offloads.slow_fdb);

8
drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
View File

@ -629,7 +629,7 @@ static struct fs_fte *alloc_fte(struct mlx5_flow_table *ft,
fte->action = *flow_act;
fte->flow_context = spec->flow_context;
tree_init_node(&fte->node, NULL, del_sw_fte);
tree_init_node(&fte->node, del_hw_fte, del_sw_fte);
return fte;
}
@ -1737,7 +1737,6 @@ skip_search:
up_write_ref_node(&g->node, false);
rule = add_rule_fg(g, spec, flow_act, dest, dest_num, fte);
up_write_ref_node(&fte->node, false);
tree_put_node(&fte->node, false);
return rule;
}
rule = ERR_PTR(-ENOENT);
@ -1837,7 +1836,6 @@ search_again_locked:
up_write_ref_node(&g->node, false);
rule = add_rule_fg(g, spec, flow_act, dest, dest_num, fte);
up_write_ref_node(&fte->node, false);
tree_put_node(&fte->node, false);
tree_put_node(&g->node, false);
return rule;
@ -1930,7 +1928,9 @@ void mlx5_del_flow_rules(struct mlx5_flow_handle *handle)
up_write_ref_node(&fte->node, false);
} else {
del_hw_fte(&fte->node);
up_write(&fte->node.lock);
/* Avoid double call to del_hw_fte */
fte->node.del_hw_func = NULL;
up_write_ref_node(&fte->node, false);
tree_put_node(&fte->node, false);
}
kfree(handle);

4
drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
View File

@ -731,8 +731,8 @@ nfp_port_get_fecparam(struct net_device *netdev,
struct nfp_eth_table_port *eth_port;
struct nfp_port *port;
param->active_fec = ETHTOOL_FEC_NONE_BIT;
param->fec = ETHTOOL_FEC_NONE_BIT;
param->active_fec = ETHTOOL_FEC_NONE;
param->fec = ETHTOOL_FEC_NONE;
port = nfp_port_from_netdev(netdev);
eth_port = nfp_port_get_eth_port(port);

41
drivers/net/geneve.c
View File

@ -773,7 +773,8 @@ static struct rtable *geneve_get_v4_rt(struct sk_buff *skb,
struct net_device *dev,
struct geneve_sock *gs4,
struct flowi4 *fl4,
const struct ip_tunnel_info *info)
const struct ip_tunnel_info *info,
__be16 dport, __be16 sport)
{
bool use_cache = ip_tunnel_dst_cache_usable(skb, info);
struct geneve_dev *geneve = netdev_priv(dev);
@ -789,6 +790,8 @@ static struct rtable *geneve_get_v4_rt(struct sk_buff *skb,
fl4->flowi4_proto = IPPROTO_UDP;
fl4->daddr = info->key.u.ipv4.dst;
fl4->saddr = info->key.u.ipv4.src;
fl4->fl4_dport = dport;
fl4->fl4_sport = sport;
tos = info->key.tos;
if ((tos == 1) && !geneve->collect_md) {
@ -823,7 +826,8 @@ static struct dst_entry *geneve_get_v6_dst(struct sk_buff *skb,
struct net_device *dev,
struct geneve_sock *gs6,
struct flowi6 *fl6,
const struct ip_tunnel_info *info)
const struct ip_tunnel_info *info,
__be16 dport, __be16 sport)
{
bool use_cache = ip_tunnel_dst_cache_usable(skb, info);
struct geneve_dev *geneve = netdev_priv(dev);
@ -839,6 +843,9 @@ static struct dst_entry *geneve_get_v6_dst(struct sk_buff *skb,
fl6->flowi6_proto = IPPROTO_UDP;
fl6->daddr = info->key.u.ipv6.dst;
fl6->saddr = info->key.u.ipv6.src;
fl6->fl6_dport = dport;
fl6->fl6_sport = sport;
prio = info->key.tos;
if ((prio == 1) && !geneve->collect_md) {
prio = ip_tunnel_get_dsfield(ip_hdr(skb), skb);
@ -885,14 +892,15 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev,
__be16 sport;
int err;
rt = geneve_get_v4_rt(skb, dev, gs4, &fl4, info);
sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true);
rt = geneve_get_v4_rt(skb, dev, gs4, &fl4, info,
geneve->info.key.tp_dst, sport);
if (IS_ERR(rt))
return PTR_ERR(rt);
skb_tunnel_check_pmtu(skb, &rt->dst,
GENEVE_IPV4_HLEN + info->options_len);
sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true);
if (geneve->collect_md) {
tos = ip_tunnel_ecn_encap(key->tos, ip_hdr(skb), skb);
ttl = key->ttl;
@ -947,13 +955,14 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev,
__be16 sport;
int err;
dst = geneve_get_v6_dst(skb, dev, gs6, &fl6, info);
sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true);
dst = geneve_get_v6_dst(skb, dev, gs6, &fl6, info,
geneve->info.key.tp_dst, sport);
if (IS_ERR(dst))
return PTR_ERR(dst);
skb_tunnel_check_pmtu(skb, dst, GENEVE_IPV6_HLEN + info->options_len);
sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true);
if (geneve->collect_md) {
prio = ip_tunnel_ecn_encap(key->tos, ip_hdr(skb), skb);
ttl = key->ttl;
@ -1034,13 +1043,18 @@ static int geneve_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb)
{
struct ip_tunnel_info *info = skb_tunnel_info(skb);
struct geneve_dev *geneve = netdev_priv(dev);
__be16 sport;
if (ip_tunnel_info_af(info) == AF_INET) {
struct rtable *rt;
struct flowi4 fl4;
struct geneve_sock *gs4 = rcu_dereference(geneve->sock4);
rt = geneve_get_v4_rt(skb, dev, gs4, &fl4, info);
struct geneve_sock *gs4 = rcu_dereference(geneve->sock4);
sport = udp_flow_src_port(geneve->net, skb,
1, USHRT_MAX, true);
rt = geneve_get_v4_rt(skb, dev, gs4, &fl4, info,
geneve->info.key.tp_dst, sport);
if (IS_ERR(rt))
return PTR_ERR(rt);
@ -1050,9 +1064,13 @@ static int geneve_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb)
} else if (ip_tunnel_info_af(info) == AF_INET6) {
struct dst_entry *dst;
struct flowi6 fl6;
struct geneve_sock *gs6 = rcu_dereference(geneve->sock6);
dst = geneve_get_v6_dst(skb, dev, gs6, &fl6, info);
struct geneve_sock *gs6 = rcu_dereference(geneve->sock6);
sport = udp_flow_src_port(geneve->net, skb,
1, USHRT_MAX, true);
dst = geneve_get_v6_dst(skb, dev, gs6, &fl6, info,
geneve->info.key.tp_dst, sport);
if (IS_ERR(dst))
return PTR_ERR(dst);
@ -1063,8 +1081,7 @@ static int geneve_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb)
return -EINVAL;
}
info->key.tp_src = udp_flow_src_port(geneve->net, skb,
1, USHRT_MAX, true);
info->key.tp_src = sport;
info->key.tp_dst = geneve->info.key.tp_dst;
return 0;
}

2
drivers/net/phy/phy.c
View File

@ -834,7 +834,7 @@ EXPORT_SYMBOL(phy_free_interrupt);
*/
void phy_stop(struct phy_device *phydev)
{
if (!phy_is_started(phydev)) {
if (!phy_is_started(phydev) && phydev->state != PHY_DOWN) {
WARN(1, "called from state %s\n",
phy_state_to_str(phydev->state));
return;

3
drivers/net/phy/phy_device.c
View File

@ -1430,7 +1430,8 @@ void phy_detach(struct phy_device *phydev)
phy_led_triggers_unregister(phydev);
module_put(phydev->mdio.dev.driver->owner);
if (phydev->mdio.dev.driver)
module_put(phydev->mdio.dev.driver->owner);
/* If the device had no specific driver before (i.e. - it
* was using the generic driver), we unbind the device

16
drivers/net/wan/hdlc_ppp.c
View File

@ -383,11 +383,8 @@ static void ppp_cp_parse_cr(struct net_device *dev, u16 pid, u8 id,
}
for (opt = data; len; len -= opt[1], opt += opt[1]) {
if (len < 2 || len < opt[1]) {
dev->stats.rx_errors++;
kfree(out);
return; /* bad packet, drop silently */
}
if (len < 2 || opt[1] < 2 || len < opt[1])
goto err_out;
if (pid == PID_LCP)
switch (opt[0]) {
@ -395,6 +392,8 @@ static void ppp_cp_parse_cr(struct net_device *dev, u16 pid, u8 id,
continue; /* MRU always OK and > 1500 bytes? */
case LCP_OPTION_ACCM: /* async control character map */
if (opt[1] < sizeof(valid_accm))
goto err_out;
if (!memcmp(opt, valid_accm,
sizeof(valid_accm)))
continue;
@ -406,6 +405,8 @@ static void ppp_cp_parse_cr(struct net_device *dev, u16 pid, u8 id,
}
break;
case LCP_OPTION_MAGIC:
if (len < 6)
goto err_out;
if (opt[1] != 6 || (!opt[2] && !opt[3] &&
!opt[4] && !opt[5]))
break; /* reject invalid magic number */
@ -424,6 +425,11 @@ static void ppp_cp_parse_cr(struct net_device *dev, u16 pid, u8 id,
ppp_cp_event(dev, pid, RCR_GOOD, CP_CONF_ACK, id, req_len, data);
kfree(out);
return;
err_out:
dev->stats.rx_errors++;
kfree(out);
}
static int ppp_rx(struct sk_buff *skb)

7
include/linux/skbuff.h
View File

@ -3186,8 +3186,9 @@ static inline int skb_padto(struct sk_buff *skb, unsigned int len)
* is untouched. Otherwise it is extended. Returns zero on
* success. The skb is freed on error if @free_on_error is true.
*/
static inline int __skb_put_padto(struct sk_buff *skb, unsigned int len,
bool free_on_error)
static inline int __must_check __skb_put_padto(struct sk_buff *skb,
unsigned int len,
bool free_on_error)
{
unsigned int size = skb->len;
@ -3210,7 +3211,7 @@ static inline int __skb_put_padto(struct sk_buff *skb, unsigned int len,
* is untouched. Otherwise it is extended. Returns zero on
* success. The skb is freed on error.
*/
static inline int skb_put_padto(struct sk_buff *skb, unsigned int len)
static inline int __must_check skb_put_padto(struct sk_buff *skb, unsigned int len)
{
return __skb_put_padto(skb, len, true);
}

1
include/net/flow.h
View File

@ -116,6 +116,7 @@ static inline void flowi4_init_output(struct flowi4 *fl4, int oif,
fl4->saddr = saddr;
fl4->fl4_dport = dport;
fl4->fl4_sport = sport;
fl4->flowi4_multipath_hash = 0;
}
/* Reset some input parameters after previous lookup */

8
include/net/sctp/structs.h
View File

@ -224,12 +224,14 @@ struct sctp_sock {
data_ready_signalled:1;
atomic_t pd_mode;
/* Fields after this point will be skipped on copies, like on accept
* and peeloff operations
*/
/* Receive to here while partial delivery is in effect. */
struct sk_buff_head pd_lobby;
/* These must be the last fields, as they will skipped on copies,
* like on accept and peeloff operations
*/
struct list_head auto_asconf_list;
int do_auto_asconf;
};

9
kernel/kprobes.c
View File

@ -2088,6 +2088,9 @@ static void kill_kprobe(struct kprobe *p)
{
struct kprobe *kp;
if (WARN_ON_ONCE(kprobe_gone(p)))
return;
p->flags |= KPROBE_FLAG_GONE;
if (kprobe_aggrprobe(p)) {
/*
@ -2270,7 +2273,10 @@ static int kprobes_module_callback(struct notifier_block *nb,
mutex_lock(&kprobe_mutex);
for (i = 0; i < KPROBE_TABLE_SIZE; i++) {
head = &kprobe_table[i];
hlist_for_each_entry_rcu(p, head, hlist)
hlist_for_each_entry_rcu(p, head, hlist) {
if (kprobe_gone(p))
continue;
if (within_module_init((unsigned long)p->addr, mod) ||
(checkcore &&
within_module_core((unsigned long)p->addr, mod))) {
@ -2287,6 +2293,7 @@ static int kprobes_module_callback(struct notifier_block *nb,
*/
kill_kprobe(p);
}
}
}
mutex_unlock(&kprobe_mutex);
return NOTIFY_DONE;

40
mm/huge_memory.c
View File

@ -2174,7 +2174,7 @@ static void __split_huge_pmd_locked(struct vm_area_struct *vma, pmd_t *pmd,
put_page(page);
add_mm_counter(mm, mm_counter_file(page), -HPAGE_PMD_NR);
return;
} else if (is_huge_zero_pmd(*pmd)) {
} else if (pmd_trans_huge(*pmd) && is_huge_zero_pmd(*pmd)) {
/*
* FIXME: Do we want to invalidate secondary mmu by calling
* mmu_notifier_invalidate_range() see comments below inside
@ -2262,27 +2262,33 @@ static void __split_huge_pmd_locked(struct vm_area_struct *vma, pmd_t *pmd,
pte = pte_offset_map(&_pmd, addr);
BUG_ON(!pte_none(*pte));
set_pte_at(mm, addr, pte, entry);
atomic_inc(&page[i]._mapcount);
if (!pmd_migration)
atomic_inc(&page[i]._mapcount);
pte_unmap(pte);
}
/*
* Set PG_double_map before dropping compound_mapcount to avoid
* false-negative page_mapped().
*/
if (compound_mapcount(page) > 1 && !TestSetPageDoubleMap(page)) {
for (i = 0; i < HPAGE_PMD_NR; i++)
atomic_inc(&page[i]._mapcount);
}
if (atomic_add_negative(-1, compound_mapcount_ptr(page))) {
/* Last compound_mapcount is gone. */
__dec_node_page_state(page, NR_ANON_THPS);
if (TestClearPageDoubleMap(page)) {
/* No need in mapcount reference anymore */
if (!pmd_migration) {
/*
* Set PG_double_map before dropping compound_mapcount to avoid
* false-negative page_mapped().
*/
if (compound_mapcount(page) > 1 &&
!TestSetPageDoubleMap(page)) {
for (i = 0; i < HPAGE_PMD_NR; i++)
atomic_dec(&page[i]._mapcount);
atomic_inc(&page[i]._mapcount);
}
lock_page_memcg(page);
if (atomic_add_negative(-1, compound_mapcount_ptr(page))) {
/* Last compound_mapcount is gone. */
__dec_lruvec_page_state(page, NR_ANON_THPS);
if (TestClearPageDoubleMap(page)) {
/* No need in mapcount reference anymore */
for (i = 0; i < HPAGE_PMD_NR; i++)
atomic_dec(&page[i]._mapcount);
}
}
unlock_page_memcg(page);
}
smp_wmb(); /* make pte visible before pmd */

8
mm/vmscan.c
View File

@ -2775,6 +2775,14 @@ static bool shrink_node(pg_data_t *pgdat, struct scan_control *sc)
unsigned long reclaimed;
unsigned long scanned;
/*
* This loop can become CPU-bound when target memcgs
* aren't eligible for reclaim - either because they
* don't have any reclaimable pages, or because their
* memory is explicitly protected. Avoid soft lockups.
*/
cond_resched();
switch (mem_cgroup_protected(root, memcg)) {
case MEMCG_PROT_MIN:
/*

27
net/bridge/br_vlan.c
View File

@ -1229,11 +1229,13 @@ void br_vlan_get_stats(const struct net_bridge_vlan *v,
}
}
static int __br_vlan_get_pvid(const struct net_device *dev,
struct net_bridge_port *p, u16 *p_pvid)
int br_vlan_get_pvid(const struct net_device *dev, u16 *p_pvid)
{
struct net_bridge_vlan_group *vg;
struct net_bridge_port *p;
ASSERT_RTNL();
p = br_port_get_check_rtnl(dev);
if (p)
vg = nbp_vlan_group(p);
else if (netif_is_bridge_master(dev))
@ -1244,18 +1246,23 @@ static int __br_vlan_get_pvid(const struct net_device *dev,
*p_pvid = br_get_pvid(vg);
return 0;
}
int br_vlan_get_pvid(const struct net_device *dev, u16 *p_pvid)
{
ASSERT_RTNL();
return __br_vlan_get_pvid(dev, br_port_get_check_rtnl(dev), p_pvid);
}
EXPORT_SYMBOL_GPL(br_vlan_get_pvid);
int br_vlan_get_pvid_rcu(const struct net_device *dev, u16 *p_pvid)
{
return __br_vlan_get_pvid(dev, br_port_get_check_rcu(dev), p_pvid);
struct net_bridge_vlan_group *vg;
struct net_bridge_port *p;
p = br_port_get_check_rcu(dev);
if (p)
vg = nbp_vlan_group_rcu(p);
else if (netif_is_bridge_master(dev))
vg = br_vlan_group_rcu(netdev_priv(dev));
else
return -EINVAL;
*p_pvid = br_get_pvid(vg);
return 0;
}
EXPORT_SYMBOL_GPL(br_vlan_get_pvid_rcu);

2
net/core/dev.c
View File

@ -8241,7 +8241,7 @@ int dev_get_port_parent_id(struct net_device *dev,
if (!first.id_len)
first = *ppid;
else if (memcmp(&first, ppid, sizeof(*ppid)))
return -ENODATA;
return -EOPNOTSUPP;
}
return err;

1
net/core/filter.c
View File

@ -4650,6 +4650,7 @@ static int bpf_ipv4_fib_lookup(struct net *net, struct bpf_fib_lookup *params,
fl4.saddr = params->ipv4_src;
fl4.fl4_sport = params->sport;
fl4.fl4_dport = params->dport;
fl4.flowi4_multipath_hash = 0;
if (flags & BPF_FIB_LOOKUP_DIRECT) {
u32 tbid = l3mdev_fib_table_rcu(dev) ? : RT_TABLE_MAIN;

8
net/dcb/dcbnl.c
View File

@ -1426,6 +1426,7 @@ static int dcbnl_ieee_set(struct net_device *netdev, struct nlmsghdr *nlh,
{
const struct dcbnl_rtnl_ops *ops = netdev->dcbnl_ops;
struct nlattr *ieee[DCB_ATTR_IEEE_MAX + 1];
int prio;
int err;
if (!ops)
@ -1475,6 +1476,13 @@ static int dcbnl_ieee_set(struct net_device *netdev, struct nlmsghdr *nlh,
struct dcbnl_buffer *buffer =
nla_data(ieee[DCB_ATTR_DCB_BUFFER]);
for (prio = 0; prio < ARRAY_SIZE(buffer->prio2buffer); prio++) {
if (buffer->prio2buffer[prio] >= DCBX_MAX_BUFFERS) {
err = -EINVAL;
goto err;
}
}
err = ops->dcbnl_setbuffer(netdev, buffer);
if (err)
goto err;

1
net/ipv4/fib_frontend.c
View File

@ -372,6 +372,7 @@ static int __fib_validate_source(struct sk_buff *skb, __be32 src, __be32 dst,
fl4.flowi4_tun_key.tun_id = 0;
fl4.flowi4_flags = 0;
fl4.flowi4_uid = sock_net_uid(net, NULL);
fl4.flowi4_multipath_hash = 0;
no_addr = idev->ifa_list == NULL;

3
net/ipv4/ip_output.c
View File

@ -74,6 +74,7 @@
#include <net/icmp.h>
#include <net/checksum.h>
#include <net/inetpeer.h>
#include <net/inet_ecn.h>
#include <net/lwtunnel.h>
#include <linux/bpf-cgroup.h>
#include <linux/igmp.h>
@ -1699,7 +1700,7 @@ void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb,
if (IS_ERR(rt))
return;
inet_sk(sk)->tos = arg->tos;
inet_sk(sk)->tos = arg->tos & ~INET_ECN_MASK;
sk->sk_protocol = ip_hdr(skb)->protocol;
sk->sk_bound_dev_if = arg->bound_dev_if;

14
net/ipv4/route.c
View File

@ -785,8 +785,10 @@ static void __ip_do_redirect(struct rtable *rt, struct sk_buff *skb, struct flow
neigh_event_send(n, NULL);
} else {
if (fib_lookup(net, fl4, &res, 0) == 0) {
struct fib_nh_common *nhc = FIB_RES_NHC(res);
struct fib_nh_common *nhc;
fib_select_path(net, &res, fl4, skb);
nhc = FIB_RES_NHC(res);
update_or_create_fnhe(nhc, fl4->daddr, new_gw,
0, false,
jiffies + ip_rt_gc_timeout);
@ -1012,6 +1014,7 @@ out: kfree_skb(skb);
static void __ip_rt_update_pmtu(struct rtable *rt, struct flowi4 *fl4, u32 mtu)
{
struct dst_entry *dst = &rt->dst;
struct net *net = dev_net(dst->dev);
u32 old_mtu = ipv4_mtu(dst);
struct fib_result res;
bool lock = false;
@ -1032,9 +1035,11 @@ static void __ip_rt_update_pmtu(struct rtable *rt, struct flowi4 *fl4, u32 mtu)
return;
rcu_read_lock();
if (fib_lookup(dev_net(dst->dev), fl4, &res, 0) == 0) {
struct fib_nh_common *nhc = FIB_RES_NHC(res);
if (fib_lookup(net, fl4, &res, 0) == 0) {
struct fib_nh_common *nhc;
fib_select_path(net, &res, fl4, NULL);
nhc = FIB_RES_NHC(res);
update_or_create_fnhe(nhc, fl4->daddr, 0, mtu, lock,
jiffies + ip_rt_mtu_expires);
}
@ -2104,6 +2109,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,
fl4.daddr = daddr;
fl4.saddr = saddr;
fl4.flowi4_uid = sock_net_uid(net, NULL);
fl4.flowi4_multipath_hash = 0;
if (fib4_rules_early_flow_dissect(net, skb, &fl4, &_flkeys)) {
flkeys = &_flkeys;
@ -2625,8 +2631,6 @@ struct rtable *ip_route_output_key_hash_rcu(struct net *net, struct flowi4 *fl4,
fib_select_path(net, res, fl4, skb);
dev_out = FIB_RES_DEV(*res);
fl4->flowi4_oif = dev_out->ifindex;
make_route:
rth = __mkroute_output(res, fl4, orig_oif, dev_out, flags);

1
net/ipv6/Kconfig
View File

@ -289,6 +289,7 @@ config IPV6_SEG6_LWTUNNEL
config IPV6_SEG6_HMAC
bool "IPv6: Segment Routing HMAC support"
depends on IPV6
select CRYPTO
select CRYPTO_HMAC
select CRYPTO_SHA1
select CRYPTO_SHA256

13
net/ipv6/ip6_fib.c
View File

@ -1896,14 +1896,19 @@ static void fib6_del_route(struct fib6_table *table, struct fib6_node *fn,
/* Need to own table->tb6_lock */
int fib6_del(struct fib6_info *rt, struct nl_info *info)
{
struct fib6_node *fn = rcu_dereference_protected(rt->fib6_node,
lockdep_is_held(&rt->fib6_table->tb6_lock));
struct fib6_table *table = rt->fib6_table;
struct net *net = info->nl_net;
struct fib6_info __rcu **rtp;
struct fib6_info __rcu **rtp_next;
struct fib6_table *table;
struct fib6_node *fn;
if (!fn || rt == net->ipv6.fib6_null_entry)
if (rt == net->ipv6.fib6_null_entry)
return -ENOENT;
table = rt->fib6_table;
fn = rcu_dereference_protected(rt->fib6_node,
lockdep_is_held(&table->tb6_lock));
if (!fn)
return -ENOENT;
WARN_ON(!(fn->fn_flags & RTN_RTINFO));

7
net/key/af_key.c
View File

@ -1849,6 +1849,13 @@ static int pfkey_dump(struct sock *sk, struct sk_buff *skb, const struct sadb_ms
if (ext_hdrs[SADB_X_EXT_FILTER - 1]) {
struct sadb_x_filter *xfilter = ext_hdrs[SADB_X_EXT_FILTER - 1];
if ((xfilter->sadb_x_filter_splen >=
(sizeof(xfrm_address_t) << 3)) ||
(xfilter->sadb_x_filter_dplen >=
(sizeof(xfrm_address_t) << 3))) {
mutex_unlock(&pfk->dump_lock);
return -EINVAL;
}
filter = kmalloc(sizeof(*filter), GFP_KERNEL);
if (filter == NULL) {
mutex_unlock(&pfk->dump_lock);

20
net/qrtr/qrtr.c
View File

@ -178,7 +178,7 @@ static int qrtr_node_enqueue(struct qrtr_node *node, struct sk_buff *skb,
{
struct qrtr_hdr_v1 *hdr;
size_t len = skb->len;
int rc = -ENODEV;
int rc;
hdr = skb_push(skb, sizeof(*hdr));
hdr->version = cpu_to_le32(QRTR_PROTO_VER_1);
@ -196,15 +196,17 @@ static int qrtr_node_enqueue(struct qrtr_node *node, struct sk_buff *skb,
hdr->size = cpu_to_le32(len);
hdr->confirm_rx = 0;
skb_put_padto(skb, ALIGN(len, 4) + sizeof(*hdr));
mutex_lock(&node->ep_lock);
if (node->ep)
rc = node->ep->xmit(node->ep, skb);
else
kfree_skb(skb);
mutex_unlock(&node->ep_lock);
rc = skb_put_padto(skb, ALIGN(len, 4) + sizeof(*hdr));
if (!rc) {
mutex_lock(&node->ep_lock);
rc = -ENODEV;
if (node->ep)
rc = node->ep->xmit(node->ep, skb);
else
kfree_skb(skb);
mutex_unlock(&node->ep_lock);
}
return rc;
}

44
net/sched/act_ife.c
View File

@ -436,6 +436,25 @@ static void tcf_ife_cleanup(struct tc_action *a)
kfree_rcu(p, rcu);
}
static int load_metalist(struct nlattr **tb, bool rtnl_held)
{
int i;
for (i = 1; i < max_metacnt; i++) {
if (tb[i]) {
void *val = nla_data(tb[i]);
int len = nla_len(tb[i]);
int rc;
rc = load_metaops_and_vet(i, val, len, rtnl_held);
if (rc != 0)
return rc;
}
}
return 0;
}
static int populate_metalist(struct tcf_ife_info *ife, struct nlattr **tb,
bool exists, bool rtnl_held)
{
@ -449,10 +468,6 @@ static int populate_metalist(struct tcf_ife_info *ife, struct nlattr **tb,
val = nla_data(tb[i]);
len = nla_len(tb[i]);
rc = load_metaops_and_vet(i, val, len, rtnl_held);
if (rc != 0)
return rc;
rc = add_metainfo(ife, i, val, len, exists);
if (rc)
return rc;
@ -508,6 +523,21 @@ static int tcf_ife_init(struct net *net, struct nlattr *nla,
if (!p)
return -ENOMEM;
if (tb[TCA_IFE_METALST]) {
err = nla_parse_nested_deprecated(tb2, IFE_META_MAX,
tb[TCA_IFE_METALST], NULL,
NULL);
if (err) {
kfree(p);
return err;
}
err = load_metalist(tb2, rtnl_held);
if (err) {
kfree(p);
return err;
}
}
index = parm->index;
err = tcf_idr_check_alloc(tn, &index, a, bind);
if (err < 0) {
@ -569,15 +599,9 @@ static int tcf_ife_init(struct net *net, struct nlattr *nla,
}
if (tb[TCA_IFE_METALST]) {
err = nla_parse_nested_deprecated(tb2, IFE_META_MAX,
tb[TCA_IFE_METALST], NULL,
NULL);
if (err)
goto metadata_parse_err;
err = populate_metalist(ife, tb2, exists, rtnl_held);
if (err)
goto metadata_parse_err;
} else {
/* if no passed metadata allow list or passed allow-all
* then here we process by adding as many supported metadatum

51
net/sched/sch_generic.c
View File

@ -1133,29 +1133,38 @@ static void dev_deactivate_queue(struct net_device *dev,
struct netdev_queue *dev_queue,
void *_qdisc_default)
{
struct Qdisc *qdisc_default = _qdisc_default;
struct Qdisc *qdisc;
struct Qdisc *qdisc = rtnl_dereference(dev_queue->qdisc);
qdisc = rtnl_dereference(dev_queue->qdisc);
if (qdisc) {
bool nolock = qdisc->flags & TCQ_F_NOLOCK;
if (nolock)
spin_lock_bh(&qdisc->seqlock);
spin_lock_bh(qdisc_lock(qdisc));
if (!(qdisc->flags & TCQ_F_BUILTIN))
set_bit(__QDISC_STATE_DEACTIVATED, &qdisc->state);
rcu_assign_pointer(dev_queue->qdisc, qdisc_default);
qdisc_reset(qdisc);
spin_unlock_bh(qdisc_lock(qdisc));
if (nolock)
spin_unlock_bh(&qdisc->seqlock);
}
}
static void dev_reset_queue(struct net_device *dev,
struct netdev_queue *dev_queue,
void *_unused)
{
struct Qdisc *qdisc;
bool nolock;
qdisc = dev_queue->qdisc_sleeping;
if (!qdisc)
return;
nolock = qdisc->flags & TCQ_F_NOLOCK;
if (nolock)
spin_lock_bh(&qdisc->seqlock);
spin_lock_bh(qdisc_lock(qdisc));
qdisc_reset(qdisc);
spin_unlock_bh(qdisc_lock(qdisc));
if (nolock)
spin_unlock_bh(&qdisc->seqlock);
}
static bool some_qdisc_is_busy(struct net_device *dev)
{
unsigned int i;
@ -1214,12 +1223,20 @@ void dev_deactivate_many(struct list_head *head)
dev_watchdog_down(dev);
}
/* Wait for outstanding qdisc-less dev_queue_xmit calls.
/* Wait for outstanding qdisc-less dev_queue_xmit calls or
* outstanding qdisc enqueuing calls.
* This is avoided if all devices are in dismantle phase :
* Caller will call synchronize_net() for us
*/
synchronize_net();
list_for_each_entry(dev, head, close_list) {
netdev_for_each_tx_queue(dev, dev_reset_queue, NULL);
if (dev_ingress_queue(dev))
dev_reset_queue(dev, dev_ingress_queue(dev), NULL);
}
/* Wait for outstanding qdisc_run calls. */
list_for_each_entry(dev, head, close_list) {
while (some_qdisc_is_busy(dev))

28
net/sched/sch_taprio.c
View File

@ -777,9 +777,11 @@ static const struct nla_policy taprio_policy[TCA_TAPRIO_ATTR_MAX + 1] = {
[TCA_TAPRIO_ATTR_TXTIME_DELAY] = { .type = NLA_U32 },
};
static int fill_sched_entry(struct nlattr **tb, struct sched_entry *entry,
static int fill_sched_entry(struct taprio_sched *q, struct nlattr **tb,
struct sched_entry *entry,
struct netlink_ext_ack *extack)
{
int min_duration = length_to_duration(q, ETH_ZLEN);
u32 interval = 0;
if (tb[TCA_TAPRIO_SCHED_ENTRY_CMD])
@ -794,7 +796,10 @@ static int fill_sched_entry(struct nlattr **tb, struct sched_entry *entry,
interval = nla_get_u32(
tb[TCA_TAPRIO_SCHED_ENTRY_INTERVAL]);
if (interval == 0) {
/* The interval should allow at least the minimum ethernet
* frame to go out.
*/
if (interval < min_duration) {
NL_SET_ERR_MSG(extack, "Invalid interval for schedule entry");
return -EINVAL;
}
@ -804,8 +809,9 @@ static int fill_sched_entry(struct nlattr **tb, struct sched_entry *entry,
return 0;
}
static int parse_sched_entry(struct nlattr *n, struct sched_entry *entry,
int index, struct netlink_ext_ack *extack)
static int parse_sched_entry(struct taprio_sched *q, struct nlattr *n,
struct sched_entry *entry, int index,
struct netlink_ext_ack *extack)
{
struct nlattr *tb[TCA_TAPRIO_SCHED_ENTRY_MAX + 1] = { };
int err;
@ -819,10 +825,10 @@ static int parse_sched_entry(struct nlattr *n, struct sched_entry *entry,
entry->index = index;
return fill_sched_entry(tb, entry, extack);
return fill_sched_entry(q, tb, entry, extack);
}
static int parse_sched_list(struct nlattr *list,
static int parse_sched_list(struct taprio_sched *q, struct nlattr *list,
struct sched_gate_list *sched,
struct netlink_ext_ack *extack)
{
@ -847,7 +853,7 @@ static int parse_sched_list(struct nlattr *list,
return -ENOMEM;
}
err = parse_sched_entry(n, entry, i, extack);
err = parse_sched_entry(q, n, entry, i, extack);
if (err < 0) {
kfree(entry);
return err;
@ -862,7 +868,7 @@ static int parse_sched_list(struct nlattr *list,
return i;
}
static int parse_taprio_schedule(struct nlattr **tb,
static int parse_taprio_schedule(struct taprio_sched *q, struct nlattr **tb,
struct sched_gate_list *new,
struct netlink_ext_ack *extack)
{
@ -883,8 +889,8 @@ static int parse_taprio_schedule(struct nlattr **tb,
new->cycle_time = nla_get_s64(tb[TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME]);
if (tb[TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST])
err = parse_sched_list(
tb[TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST], new, extack);
err = parse_sched_list(q, tb[TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST],
new, extack);
if (err < 0)
return err;
@ -1474,7 +1480,7 @@ static int taprio_change(struct Qdisc *sch, struct nlattr *opt,
goto free_sched;
}
err = parse_taprio_schedule(tb, new_admin, extack);
err = parse_taprio_schedule(q, tb, new_admin, extack);
if (err < 0)
goto free_sched;

9
net/sctp/socket.c
View File

@ -9337,13 +9337,10 @@ void sctp_copy_sock(struct sock *newsk, struct sock *sk,
static inline void sctp_copy_descendant(struct sock *sk_to,
const struct sock *sk_from)
{
int ancestor_size = sizeof(struct inet_sock) +
sizeof(struct sctp_sock) -
offsetof(struct sctp_sock, pd_lobby);
if (sk_from->sk_family == PF_INET6)
ancestor_size += sizeof(struct ipv6_pinfo);
size_t ancestor_size = sizeof(struct inet_sock);
ancestor_size += sk_from->sk_prot->obj_size;
ancestor_size -= offsetof(struct sctp_sock, pd_lobby);
__inet_sk_copy_descendant(sk_to, sk_from, ancestor_size);
}

14
net/tipc/group.c
View File

@ -273,8 +273,8 @@ static struct tipc_member *tipc_group_find_node(struct tipc_group *grp,
return NULL;
}
static void tipc_group_add_to_tree(struct tipc_group *grp,
struct tipc_member *m)
static int tipc_group_add_to_tree(struct tipc_group *grp,
struct tipc_member *m)
{
u64 nkey, key = (u64)m->node << 32 | m->port;
struct rb_node **n, *parent = NULL;
@ -291,10 +291,11 @@ static void tipc_group_add_to_tree(struct tipc_group *grp,
else if (key > nkey)
n = &(*n)->rb_right;
else
return;
return -EEXIST;
}
rb_link_node(&m->tree_node, parent, n);
rb_insert_color(&m->tree_node, &grp->members);
return 0;
}
static struct tipc_member *tipc_group_create_member(struct tipc_group *grp,
@ -302,6 +303,7 @@ static struct tipc_member *tipc_group_create_member(struct tipc_group *grp,
u32 instance, int state)
{
struct tipc_member *m;
int ret;
m = kzalloc(sizeof(*m), GFP_ATOMIC);
if (!m)
@ -314,8 +316,12 @@ static struct tipc_member *tipc_group_create_member(struct tipc_group *grp,
m->port = port;
m->instance = instance;
m->bc_acked = grp->bc_snd_nxt - 1;
ret = tipc_group_add_to_tree(grp, m);
if (ret < 0) {
kfree(m);
return NULL;
}
grp->member_cnt++;
tipc_group_add_to_tree(grp, m);
tipc_nlist_add(&grp->dests, m->node);
m->state = state;
return m;

3
net/tipc/msg.c
View File

@ -140,7 +140,8 @@ int tipc_buf_append(struct sk_buff **headbuf, struct sk_buff **buf)
if (fragid == FIRST_FRAGMENT) {
if (unlikely(head))
goto err;
if (unlikely(skb_unclone(frag, GFP_ATOMIC)))
frag = skb_unshare(frag, GFP_ATOMIC);
if (unlikely(!frag))
goto err;
head = *headbuf = frag;
*buf = NULL;

5
net/tipc/socket.c
View File

@ -2616,10 +2616,7 @@ static int tipc_shutdown(struct socket *sock, int how)
trace_tipc_sk_shutdown(sk, NULL, TIPC_DUMP_ALL, " ");
__tipc_shutdown(sock, TIPC_CONN_SHUTDOWN);
if (tipc_sk_type_connectionless(sk))
sk->sk_shutdown = SHUTDOWN_MASK;
else
sk->sk_shutdown = SEND_SHUTDOWN;
sk->sk_shutdown = SHUTDOWN_MASK;
if (sk->sk_state == TIPC_DISCONNECTING) {
/* Discard any unreceived messages */