598 lines
18 KiB
Diff
598 lines
18 KiB
Diff
diff --git a/Makefile b/Makefile
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index 5f0bdef2af99..d7a3b832e0fd 100644
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--- a/Makefile
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+++ b/Makefile
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@@ -1,6 +1,6 @@
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VERSION = 4
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PATCHLEVEL = 4
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-SUBLEVEL = 175
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+SUBLEVEL = 176
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EXTRAVERSION =
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NAME = Blurry Fish Butt
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diff --git a/arch/x86/kernel/livepatch.c b/arch/x86/kernel/livepatch.c
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index d1d35ccffed3..579f8f813ce0 100644
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--- a/arch/x86/kernel/livepatch.c
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+++ b/arch/x86/kernel/livepatch.c
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@@ -58,6 +58,7 @@ int klp_write_module_reloc(struct module *mod, unsigned long type,
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val = (s32)value;
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break;
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case R_X86_64_PC32:
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+ case R_X86_64_PLT32:
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val = (u32)(value - loc);
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break;
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default:
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diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
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index aee2886a387c..14553f6c03a6 100644
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--- a/arch/x86/kvm/vmx.c
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+++ b/arch/x86/kvm/vmx.c
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@@ -4628,7 +4628,9 @@ static u8 vmx_msr_bitmap_mode(struct kvm_vcpu *vcpu)
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{
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u8 mode = 0;
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- if (irqchip_in_kernel(vcpu->kvm) && apic_x2apic_mode(vcpu->arch.apic)) {
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+ if (cpu_has_secondary_exec_ctrls() &&
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+ (vmcs_read32(SECONDARY_VM_EXEC_CONTROL) &
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+ SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE)) {
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mode |= MSR_BITMAP_MODE_X2APIC;
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if (enable_apicv)
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mode |= MSR_BITMAP_MODE_X2APIC_APICV;
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diff --git a/drivers/hwmon/lm80.c b/drivers/hwmon/lm80.c
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index cb6606a0470d..be60bd5bab78 100644
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--- a/drivers/hwmon/lm80.c
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+++ b/drivers/hwmon/lm80.c
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@@ -393,8 +393,10 @@ static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr,
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}
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rv = lm80_read_value(client, LM80_REG_FANDIV);
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- if (rv < 0)
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+ if (rv < 0) {
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+ mutex_unlock(&data->update_lock);
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return rv;
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+ }
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reg = (rv & ~(3 << (2 * (nr + 1))))
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| (data->fan_div[nr] << (2 * (nr + 1)));
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lm80_write_value(client, LM80_REG_FANDIV, reg);
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diff --git a/drivers/isdn/mISDN/timerdev.c b/drivers/isdn/mISDN/timerdev.c
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index 9438d7ec3308..8b29e97cf668 100644
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--- a/drivers/isdn/mISDN/timerdev.c
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+++ b/drivers/isdn/mISDN/timerdev.c
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@@ -168,8 +168,8 @@ dev_expire_timer(unsigned long data)
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spin_lock_irqsave(&timer->dev->lock, flags);
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if (timer->id >= 0)
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list_move_tail(&timer->list, &timer->dev->expired);
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- spin_unlock_irqrestore(&timer->dev->lock, flags);
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wake_up_interruptible(&timer->dev->wait);
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+ spin_unlock_irqrestore(&timer->dev->lock, flags);
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}
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static int
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diff --git a/drivers/mfd/as3722.c b/drivers/mfd/as3722.c
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index 924ea90494ae..e1f597f97f86 100644
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--- a/drivers/mfd/as3722.c
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+++ b/drivers/mfd/as3722.c
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@@ -405,6 +405,8 @@ static int as3722_i2c_probe(struct i2c_client *i2c,
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goto scrub;
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}
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+ device_init_wakeup(as3722->dev, true);
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+
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dev_dbg(as3722->dev, "AS3722 core driver initialized successfully\n");
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return 0;
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@@ -422,6 +424,29 @@ static int as3722_i2c_remove(struct i2c_client *i2c)
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return 0;
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}
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+static int __maybe_unused as3722_i2c_suspend(struct device *dev)
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+{
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+ struct as3722 *as3722 = dev_get_drvdata(dev);
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+
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+ if (device_may_wakeup(dev))
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+ enable_irq_wake(as3722->chip_irq);
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+ disable_irq(as3722->chip_irq);
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+
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+ return 0;
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+}
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+
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+static int __maybe_unused as3722_i2c_resume(struct device *dev)
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+{
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+ struct as3722 *as3722 = dev_get_drvdata(dev);
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+
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+ enable_irq(as3722->chip_irq);
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+
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+ if (device_may_wakeup(dev))
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+ disable_irq_wake(as3722->chip_irq);
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+
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+ return 0;
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+}
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+
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static const struct of_device_id as3722_of_match[] = {
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{ .compatible = "ams,as3722", },
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{},
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@@ -434,10 +459,15 @@ static const struct i2c_device_id as3722_i2c_id[] = {
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};
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MODULE_DEVICE_TABLE(i2c, as3722_i2c_id);
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+static const struct dev_pm_ops as3722_pm_ops = {
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+ SET_SYSTEM_SLEEP_PM_OPS(as3722_i2c_suspend, as3722_i2c_resume)
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+};
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+
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static struct i2c_driver as3722_i2c_driver = {
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.driver = {
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.name = "as3722",
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.of_match_table = as3722_of_match,
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+ .pm = &as3722_pm_ops,
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},
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.probe = as3722_i2c_probe,
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.remove = as3722_i2c_remove,
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diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c
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index 6e5065f0907b..4b97aa24559a 100644
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--- a/drivers/net/ethernet/marvell/sky2.c
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+++ b/drivers/net/ethernet/marvell/sky2.c
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@@ -5079,7 +5079,7 @@ static int sky2_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
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INIT_WORK(&hw->restart_work, sky2_restart);
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pci_set_drvdata(pdev, hw);
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- pdev->d3_delay = 200;
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+ pdev->d3_delay = 300;
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return 0;
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diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
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index 2e51b816a7e8..fbf701e5f1e9 100644
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--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
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+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
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@@ -614,25 +614,27 @@ static int stmmac_ethtool_op_set_eee(struct net_device *dev,
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struct ethtool_eee *edata)
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{
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struct stmmac_priv *priv = netdev_priv(dev);
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+ int ret;
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- priv->eee_enabled = edata->eee_enabled;
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-
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- if (!priv->eee_enabled)
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+ if (!edata->eee_enabled) {
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stmmac_disable_eee_mode(priv);
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- else {
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+ } else {
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/* We are asking for enabling the EEE but it is safe
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* to verify all by invoking the eee_init function.
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* In case of failure it will return an error.
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*/
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- priv->eee_enabled = stmmac_eee_init(priv);
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- if (!priv->eee_enabled)
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+ edata->eee_enabled = stmmac_eee_init(priv);
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+ if (!edata->eee_enabled)
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return -EOPNOTSUPP;
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-
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- /* Do not change tx_lpi_timer in case of failure */
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- priv->tx_lpi_timer = edata->tx_lpi_timer;
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}
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- return phy_ethtool_set_eee(priv->phydev, edata);
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+ ret = phy_ethtool_set_eee(dev->phydev, edata);
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+ if (ret)
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+ return ret;
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+
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+ priv->eee_enabled = edata->eee_enabled;
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+ priv->tx_lpi_timer = edata->tx_lpi_timer;
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+ return 0;
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}
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static u32 stmmac_usec2riwt(u32 usec, struct stmmac_priv *priv)
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diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
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index c41378214ede..553908adf3c5 100644
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--- a/drivers/net/vxlan.c
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+++ b/drivers/net/vxlan.c
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@@ -1881,7 +1881,7 @@ static void vxlan_encap_bypass(struct sk_buff *skb, struct vxlan_dev *src_vxlan,
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struct pcpu_sw_netstats *tx_stats, *rx_stats;
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union vxlan_addr loopback;
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union vxlan_addr *remote_ip = &dst_vxlan->default_dst.remote_ip;
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- struct net_device *dev = skb->dev;
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+ struct net_device *dev;
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int len = skb->len;
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tx_stats = this_cpu_ptr(src_vxlan->dev->tstats);
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@@ -1901,8 +1901,15 @@ static void vxlan_encap_bypass(struct sk_buff *skb, struct vxlan_dev *src_vxlan,
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#endif
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}
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+ rcu_read_lock();
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+ dev = skb->dev;
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+ if (unlikely(!(dev->flags & IFF_UP))) {
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+ kfree_skb(skb);
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+ goto drop;
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+ }
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+
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if (dst_vxlan->flags & VXLAN_F_LEARN)
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- vxlan_snoop(skb->dev, &loopback, eth_hdr(skb)->h_source);
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+ vxlan_snoop(dev, &loopback, eth_hdr(skb)->h_source);
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u64_stats_update_begin(&tx_stats->syncp);
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tx_stats->tx_packets++;
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@@ -1915,8 +1922,10 @@ static void vxlan_encap_bypass(struct sk_buff *skb, struct vxlan_dev *src_vxlan,
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rx_stats->rx_bytes += len;
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u64_stats_update_end(&rx_stats->syncp);
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} else {
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+drop:
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dev->stats.rx_dropped++;
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}
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+ rcu_read_unlock();
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}
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static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
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diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h
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index f0d87347df19..0508fcc67480 100644
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--- a/include/linux/netdev_features.h
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+++ b/include/linux/netdev_features.h
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@@ -11,6 +11,8 @@
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#define _LINUX_NETDEV_FEATURES_H
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#include <linux/types.h>
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+#include <linux/bitops.h>
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+#include <asm/byteorder.h>
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typedef u64 netdev_features_t;
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@@ -125,8 +127,26 @@ enum {
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#define NETIF_F_HW_L2FW_DOFFLOAD __NETIF_F(HW_L2FW_DOFFLOAD)
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#define NETIF_F_BUSY_POLL __NETIF_F(BUSY_POLL)
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-#define for_each_netdev_feature(mask_addr, bit) \
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- for_each_set_bit(bit, (unsigned long *)mask_addr, NETDEV_FEATURE_COUNT)
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+/* Finds the next feature with the highest number of the range of start till 0.
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+ */
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+static inline int find_next_netdev_feature(u64 feature, unsigned long start)
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+{
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+ /* like BITMAP_LAST_WORD_MASK() for u64
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+ * this sets the most significant 64 - start to 0.
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+ */
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+ feature &= ~0ULL >> (-start & ((sizeof(feature) * 8) - 1));
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+
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+ return fls64(feature) - 1;
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+}
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+
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+/* This goes for the MSB to the LSB through the set feature bits,
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+ * mask_addr should be a u64 and bit an int
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+ */
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+#define for_each_netdev_feature(mask_addr, bit) \
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+ for ((bit) = find_next_netdev_feature((mask_addr), \
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+ NETDEV_FEATURE_COUNT); \
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+ (bit) >= 0; \
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+ (bit) = find_next_netdev_feature((mask_addr), (bit) - 1))
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/* Features valid for ethtool to change */
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/* = all defined minus driver/device-class-related */
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diff --git a/include/net/ax25.h b/include/net/ax25.h
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index e602f8177ebf..b507ce2b1952 100644
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--- a/include/net/ax25.h
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+++ b/include/net/ax25.h
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@@ -199,6 +199,18 @@ static inline void ax25_hold_route(ax25_route *ax25_rt)
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void __ax25_put_route(ax25_route *ax25_rt);
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+extern rwlock_t ax25_route_lock;
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+
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+static inline void ax25_route_lock_use(void)
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+{
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+ read_lock(&ax25_route_lock);
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+}
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+
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+static inline void ax25_route_lock_unuse(void)
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+{
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+ read_unlock(&ax25_route_lock);
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+}
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+
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static inline void ax25_put_route(ax25_route *ax25_rt)
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{
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if (atomic_dec_and_test(&ax25_rt->refcount))
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diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h
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index 235c7811a86a..408d76f47bd2 100644
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--- a/include/net/inetpeer.h
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+++ b/include/net/inetpeer.h
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@@ -40,6 +40,7 @@ struct inet_peer {
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u32 metrics[RTAX_MAX];
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u32 rate_tokens; /* rate limiting for ICMP */
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+ u32 n_redirects;
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unsigned long rate_last;
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union {
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struct list_head gc_list;
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diff --git a/include/net/tcp.h b/include/net/tcp.h
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index a99f75ef6a73..14ec97309581 100644
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--- a/include/net/tcp.h
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+++ b/include/net/tcp.h
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@@ -1457,6 +1457,7 @@ static inline void tcp_write_queue_purge(struct sock *sk)
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sk_wmem_free_skb(sk, skb);
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sk_mem_reclaim(sk);
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tcp_clear_all_retrans_hints(tcp_sk(sk));
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+ inet_csk(sk)->icsk_backoff = 0;
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}
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static inline struct sk_buff *tcp_write_queue_head(const struct sock *sk)
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diff --git a/net/ax25/ax25_ip.c b/net/ax25/ax25_ip.c
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index 2fa3be965101..cd9a24e5b97a 100644
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--- a/net/ax25/ax25_ip.c
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+++ b/net/ax25/ax25_ip.c
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@@ -114,6 +114,7 @@ netdev_tx_t ax25_ip_xmit(struct sk_buff *skb)
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dst = (ax25_address *)(bp + 1);
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src = (ax25_address *)(bp + 8);
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+ ax25_route_lock_use();
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route = ax25_get_route(dst, NULL);
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if (route) {
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digipeat = route->digipeat;
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@@ -206,9 +207,8 @@ netdev_tx_t ax25_ip_xmit(struct sk_buff *skb)
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ax25_queue_xmit(skb, dev);
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put:
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- if (route)
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- ax25_put_route(route);
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+ ax25_route_lock_unuse();
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return NETDEV_TX_OK;
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}
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diff --git a/net/ax25/ax25_route.c b/net/ax25/ax25_route.c
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index d39097737e38..149f82bd83fd 100644
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--- a/net/ax25/ax25_route.c
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+++ b/net/ax25/ax25_route.c
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@@ -40,7 +40,7 @@
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#include <linux/export.h>
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static ax25_route *ax25_route_list;
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-static DEFINE_RWLOCK(ax25_route_lock);
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+DEFINE_RWLOCK(ax25_route_lock);
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void ax25_rt_device_down(struct net_device *dev)
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{
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@@ -349,6 +349,7 @@ const struct file_operations ax25_route_fops = {
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* Find AX.25 route
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*
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* Only routes with a reference count of zero can be destroyed.
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+ * Must be called with ax25_route_lock read locked.
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*/
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ax25_route *ax25_get_route(ax25_address *addr, struct net_device *dev)
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{
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@@ -356,7 +357,6 @@ ax25_route *ax25_get_route(ax25_address *addr, struct net_device *dev)
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ax25_route *ax25_def_rt = NULL;
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ax25_route *ax25_rt;
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- read_lock(&ax25_route_lock);
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/*
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* Bind to the physical interface we heard them on, or the default
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* route if none is found;
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@@ -379,11 +379,6 @@ ax25_route *ax25_get_route(ax25_address *addr, struct net_device *dev)
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if (ax25_spe_rt != NULL)
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ax25_rt = ax25_spe_rt;
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|
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- if (ax25_rt != NULL)
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- ax25_hold_route(ax25_rt);
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-
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- read_unlock(&ax25_route_lock);
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-
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return ax25_rt;
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}
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@@ -414,9 +409,12 @@ int ax25_rt_autobind(ax25_cb *ax25, ax25_address *addr)
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ax25_route *ax25_rt;
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int err = 0;
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- if ((ax25_rt = ax25_get_route(addr, NULL)) == NULL)
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+ ax25_route_lock_use();
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+ ax25_rt = ax25_get_route(addr, NULL);
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+ if (!ax25_rt) {
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+ ax25_route_lock_unuse();
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return -EHOSTUNREACH;
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-
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+ }
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if ((ax25->ax25_dev = ax25_dev_ax25dev(ax25_rt->dev)) == NULL) {
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err = -EHOSTUNREACH;
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goto put;
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@@ -451,8 +449,7 @@ int ax25_rt_autobind(ax25_cb *ax25, ax25_address *addr)
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}
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put:
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- ax25_put_route(ax25_rt);
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-
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+ ax25_route_lock_unuse();
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return err;
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}
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diff --git a/net/core/dev.c b/net/core/dev.c
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index e03c1d2f6707..49f78bce5795 100644
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--- a/net/core/dev.c
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+++ b/net/core/dev.c
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@@ -6421,7 +6421,7 @@ static netdev_features_t netdev_sync_upper_features(struct net_device *lower,
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netdev_features_t feature;
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int feature_bit;
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- for_each_netdev_feature(&upper_disables, feature_bit) {
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+ for_each_netdev_feature(upper_disables, feature_bit) {
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feature = __NETIF_F_BIT(feature_bit);
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if (!(upper->wanted_features & feature)
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&& (features & feature)) {
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@@ -6441,7 +6441,7 @@ static void netdev_sync_lower_features(struct net_device *upper,
|
|
netdev_features_t feature;
|
|
int feature_bit;
|
|
|
|
- for_each_netdev_feature(&upper_disables, feature_bit) {
|
|
+ for_each_netdev_feature(upper_disables, feature_bit) {
|
|
feature = __NETIF_F_BIT(feature_bit);
|
|
if (!(features & feature) && (lower->features & feature)) {
|
|
netdev_dbg(upper, "Disabling feature %pNF on lower dev %s.\n",
|
|
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
|
|
index fea7c24e99d0..2f63a90065e6 100644
|
|
--- a/net/core/skbuff.c
|
|
+++ b/net/core/skbuff.c
|
|
@@ -374,6 +374,8 @@ static void *__netdev_alloc_frag(unsigned int fragsz, gfp_t gfp_mask)
|
|
*/
|
|
void *netdev_alloc_frag(unsigned int fragsz)
|
|
{
|
|
+ fragsz = SKB_DATA_ALIGN(fragsz);
|
|
+
|
|
return __netdev_alloc_frag(fragsz, GFP_ATOMIC | __GFP_COLD);
|
|
}
|
|
EXPORT_SYMBOL(netdev_alloc_frag);
|
|
@@ -387,6 +389,8 @@ static void *__napi_alloc_frag(unsigned int fragsz, gfp_t gfp_mask)
|
|
|
|
void *napi_alloc_frag(unsigned int fragsz)
|
|
{
|
|
+ fragsz = SKB_DATA_ALIGN(fragsz);
|
|
+
|
|
return __napi_alloc_frag(fragsz, GFP_ATOMIC | __GFP_COLD);
|
|
}
|
|
EXPORT_SYMBOL(napi_alloc_frag);
|
|
diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c
|
|
index 86fa45809540..0c5862914f05 100644
|
|
--- a/net/ipv4/inetpeer.c
|
|
+++ b/net/ipv4/inetpeer.c
|
|
@@ -448,6 +448,7 @@ relookup:
|
|
atomic_set(&p->rid, 0);
|
|
p->metrics[RTAX_LOCK-1] = INETPEER_METRICS_NEW;
|
|
p->rate_tokens = 0;
|
|
+ p->n_redirects = 0;
|
|
/* 60*HZ is arbitrary, but chosen enough high so that the first
|
|
* calculation of tokens is at its maximum.
|
|
*/
|
|
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
|
|
index 3251dede1815..80ce6b0672d2 100644
|
|
--- a/net/ipv4/route.c
|
|
+++ b/net/ipv4/route.c
|
|
@@ -876,13 +876,15 @@ void ip_rt_send_redirect(struct sk_buff *skb)
|
|
/* No redirected packets during ip_rt_redirect_silence;
|
|
* reset the algorithm.
|
|
*/
|
|
- if (time_after(jiffies, peer->rate_last + ip_rt_redirect_silence))
|
|
+ if (time_after(jiffies, peer->rate_last + ip_rt_redirect_silence)) {
|
|
peer->rate_tokens = 0;
|
|
+ peer->n_redirects = 0;
|
|
+ }
|
|
|
|
/* Too many ignored redirects; do not send anything
|
|
* set dst.rate_last to the last seen redirected packet.
|
|
*/
|
|
- if (peer->rate_tokens >= ip_rt_redirect_number) {
|
|
+ if (peer->n_redirects >= ip_rt_redirect_number) {
|
|
peer->rate_last = jiffies;
|
|
goto out_put_peer;
|
|
}
|
|
@@ -899,6 +901,7 @@ void ip_rt_send_redirect(struct sk_buff *skb)
|
|
icmp_send(skb, ICMP_REDIRECT, ICMP_REDIR_HOST, gw);
|
|
peer->rate_last = jiffies;
|
|
++peer->rate_tokens;
|
|
+ ++peer->n_redirects;
|
|
#ifdef CONFIG_IP_ROUTE_VERBOSE
|
|
if (log_martians &&
|
|
peer->rate_tokens == ip_rt_redirect_number)
|
|
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
|
|
index b7492aabe710..f3a4d2dcbf7a 100644
|
|
--- a/net/ipv4/tcp.c
|
|
+++ b/net/ipv4/tcp.c
|
|
@@ -2253,7 +2253,6 @@ int tcp_disconnect(struct sock *sk, int flags)
|
|
tp->write_seq += tp->max_window + 2;
|
|
if (tp->write_seq == 0)
|
|
tp->write_seq = 1;
|
|
- icsk->icsk_backoff = 0;
|
|
tp->snd_cwnd = 2;
|
|
icsk->icsk_probes_out = 0;
|
|
tp->packets_out = 0;
|
|
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
|
|
index ee8399f11fd0..b3d6b8e77300 100644
|
|
--- a/net/ipv4/tcp_ipv4.c
|
|
+++ b/net/ipv4/tcp_ipv4.c
|
|
@@ -466,14 +466,15 @@ void tcp_v4_err(struct sk_buff *icmp_skb, u32 info)
|
|
if (sock_owned_by_user(sk))
|
|
break;
|
|
|
|
+ skb = tcp_write_queue_head(sk);
|
|
+ if (WARN_ON_ONCE(!skb))
|
|
+ break;
|
|
+
|
|
icsk->icsk_backoff--;
|
|
icsk->icsk_rto = tp->srtt_us ? __tcp_set_rto(tp) :
|
|
TCP_TIMEOUT_INIT;
|
|
icsk->icsk_rto = inet_csk_rto_backoff(icsk, TCP_RTO_MAX);
|
|
|
|
- skb = tcp_write_queue_head(sk);
|
|
- BUG_ON(!skb);
|
|
-
|
|
remaining = icsk->icsk_rto -
|
|
min(icsk->icsk_rto,
|
|
tcp_time_stamp - tcp_skb_timestamp(skb));
|
|
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
|
|
index 4dde1e0e7d37..086cdf9f0501 100644
|
|
--- a/net/ipv6/addrconf.c
|
|
+++ b/net/ipv6/addrconf.c
|
|
@@ -1043,7 +1043,8 @@ check_cleanup_prefix_route(struct inet6_ifaddr *ifp, unsigned long *expires)
|
|
list_for_each_entry(ifa, &idev->addr_list, if_list) {
|
|
if (ifa == ifp)
|
|
continue;
|
|
- if (!ipv6_prefix_equal(&ifa->addr, &ifp->addr,
|
|
+ if (ifa->prefix_len != ifp->prefix_len ||
|
|
+ !ipv6_prefix_equal(&ifa->addr, &ifp->addr,
|
|
ifp->prefix_len))
|
|
continue;
|
|
if (ifa->flags & (IFA_F_PERMANENT | IFA_F_NOPREFIXROUTE))
|
|
diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c
|
|
index d24773552b64..217810674c35 100644
|
|
--- a/net/vmw_vsock/vmci_transport.c
|
|
+++ b/net/vmw_vsock/vmci_transport.c
|
|
@@ -1656,6 +1656,10 @@ static void vmci_transport_cleanup(struct work_struct *work)
|
|
|
|
static void vmci_transport_destruct(struct vsock_sock *vsk)
|
|
{
|
|
+ /* transport can be NULL if we hit a failure at init() time */
|
|
+ if (!vmci_trans(vsk))
|
|
+ return;
|
|
+
|
|
/* Ensure that the detach callback doesn't use the sk/vsk
|
|
* we are about to destruct.
|
|
*/
|
|
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c
|
|
index c6ab4da4b8e2..8d7b2802d33f 100644
|
|
--- a/net/x25/af_x25.c
|
|
+++ b/net/x25/af_x25.c
|
|
@@ -352,17 +352,15 @@ static unsigned int x25_new_lci(struct x25_neigh *nb)
|
|
unsigned int lci = 1;
|
|
struct sock *sk;
|
|
|
|
- read_lock_bh(&x25_list_lock);
|
|
-
|
|
- while ((sk = __x25_find_socket(lci, nb)) != NULL) {
|
|
+ while ((sk = x25_find_socket(lci, nb)) != NULL) {
|
|
sock_put(sk);
|
|
if (++lci == 4096) {
|
|
lci = 0;
|
|
break;
|
|
}
|
|
+ cond_resched();
|
|
}
|
|
|
|
- read_unlock_bh(&x25_list_lock);
|
|
return lci;
|
|
}
|
|
|
|
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
|
|
index e4be695eb789..fce48d11ae07 100644
|
|
--- a/virt/kvm/kvm_main.c
|
|
+++ b/virt/kvm/kvm_main.c
|
|
@@ -2711,14 +2711,15 @@ static int kvm_ioctl_create_device(struct kvm *kvm,
|
|
return ret;
|
|
}
|
|
|
|
+ kvm_get_kvm(kvm);
|
|
ret = anon_inode_getfd(ops->name, &kvm_device_fops, dev, O_RDWR | O_CLOEXEC);
|
|
if (ret < 0) {
|
|
+ kvm_put_kvm(kvm);
|
|
ops->destroy(dev);
|
|
return ret;
|
|
}
|
|
|
|
list_add(&dev->vm_node, &kvm->devices);
|
|
- kvm_get_kvm(kvm);
|
|
cd->fd = ret;
|
|
return 0;
|
|
}
|