Merge tag 'net-5.10-rc7' of git://git.kernel.org/pub/scm/linux/kernel…

…/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Networking fixes for 5.10-rc7, including fixes from bpf, netfilter,
  wireless drivers, wireless mesh and can.

  Current release - regressions:

   - mt76: usb: fix crash on device removal

  Current release - always broken:

   - xsk: Fix umem cleanup from wrong context in socket destruct

  Previous release - regressions:

   - net: ip6_gre: set dev->hard_header_len when using header_ops

   - ipv4: Fix TOS mask in inet_rtm_getroute()

   - net, xsk: Avoid taking multiple skbuff references

  Previous release - always broken:

   - net/x25: prevent a couple of overflows

   - netfilter: ipset: prevent uninit-value in hash_ip6_add

   - geneve: pull IP header before ECN decapsulation

   - mpls: ensure LSE is pullable in TC and openvswitch paths

   - vxlan: respect needed_headroom of lower device

   - batman-adv: Consider fragmentation for needed packet headroom

   - can: drivers: don't count arbitration loss as an error

   - netfilter: bridge: reset skb->pkt_type after POST_ROUTING traversal

   - inet_ecn: Fix endianness of checksum update when setting ECT(1)

   - ibmvnic: fix various corner cases around reset handling

   - net/mlx5: fix rejecting unsupported Connect-X6DX SW steering

   - net/mlx5: Enforce HW TX csum offload with kTLS"

* tag 'net-5.10-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (62 commits)
  net/mlx5: DR, Proper handling of unsupported Connect-X6DX SW steering
  net/mlx5e: kTLS, Enforce HW TX csum offload with kTLS
  net: mlx5e: fix fs_tcp.c build when IPV6 is not enabled
  net/mlx5: Fix wrong address reclaim when command interface is down
  net/sched: act_mpls: ensure LSE is pullable before reading it
  net: openvswitch: ensure LSE is pullable before reading it
  net: skbuff: ensure LSE is pullable before decrementing the MPLS ttl
  net: mvpp2: Fix error return code in mvpp2_open()
  chelsio/chtls: fix a double free in chtls_setkey()
  rtw88: debug: Fix uninitialized memory in debugfs code
  vxlan: fix error return code in __vxlan_dev_create()
  net: pasemi: fix error return code in pasemi_mac_open()
  cxgb3: fix error return code in t3_sge_alloc_qset()
  net/x25: prevent a couple of overflows
  dpaa_eth: copy timestamp fields to new skb in A-050385 workaround
  net: ip6_gre: set dev->hard_header_len when using header_ops
  mt76: usb: fix crash on device removal
  iwlwifi: pcie: add some missing entries for AX210
  iwlwifi: pcie: invert values of NO_160 device config entries
  iwlwifi: pcie: add one missing entry for AX210
  ...

Documentation/devicetree/bindings/net/can/tcan4x5x.txt

@@ -33,7 +33,7 @@ tcan4x5x: tcan4x5x@0 {
 		spi-max-frequency = <10000000>;
 		bosch,mram-cfg = <0x0 0 0 32 0 0 1 1>;
 		interrupt-parent = <&gpio1>;
-		interrupts = <14 GPIO_ACTIVE_LOW>;
+		interrupts = <14 IRQ_TYPE_LEVEL_LOW>;
 		device-state-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
 		device-wake-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
 		reset-gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>;

Documentation/devicetree/bindings/net/nfc/nxp-nci.txt

@@ -25,7 +25,7 @@ Example (for ARM-based BeagleBone with NPC100 NFC controller on I2C2):
 		clock-frequency = <100000>;
 
 		interrupt-parent = <&gpio1>;
-		interrupts = <29 GPIO_ACTIVE_HIGH>;
+		interrupts = <29 IRQ_TYPE_LEVEL_HIGH>;
 
 		enable-gpios = <&gpio0 30 GPIO_ACTIVE_HIGH>;
 		firmware-gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>;

Documentation/devicetree/bindings/net/nfc/pn544.txt

@@ -25,7 +25,7 @@ Example (for ARM-based BeagleBone with PN544 on I2C2):
 		clock-frequency = <400000>;
 
 		interrupt-parent = <&gpio1>;
-		interrupts = <17 GPIO_ACTIVE_HIGH>;
+		interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
 
 		enable-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
 		firmware-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>;

MAINTAINERS

@@ -3357,6 +3357,17 @@ S:	Supported
 F:	arch/x86/net/
 X:	arch/x86/net/bpf_jit_comp32.c
 
+BPF LSM (Security Audit and Enforcement using BPF)
+M:	KP Singh <kpsingh@chromium.org>
+R:	Florent Revest <revest@chromium.org>
+R:	Brendan Jackman <jackmanb@chromium.org>
+L:	bpf@vger.kernel.org
+S:	Maintained
+F:	Documentation/bpf/bpf_lsm.rst
+F:	include/linux/bpf_lsm.h
+F:	kernel/bpf/bpf_lsm.c
+F:	security/bpf/
+
 BROADCOM B44 10/100 ETHERNET DRIVER
 M:	Michael Chan <michael.chan@broadcom.com>
 L:	netdev@vger.kernel.org
@@ -9069,10 +9080,7 @@ S:	Supported
 F:	drivers/net/wireless/intel/iwlegacy/
 
 INTEL WIRELESS WIFI LINK (iwlwifi)
-M:	Johannes Berg <johannes.berg@intel.com>
-M:	Emmanuel Grumbach <emmanuel.grumbach@intel.com>
 M:	Luca Coelho <luciano.coelho@intel.com>
-M:	Intel Linux Wireless <linuxwifi@intel.com>
 L:	linux-wireless@vger.kernel.org
 S:	Supported
 W:	https://wireless.wiki.kernel.org/en/users/drivers/iwlwifi
@@ -19114,12 +19122,17 @@ L:	netdev@vger.kernel.org
 L:	bpf@vger.kernel.org
 S:	Supported
 F:	include/net/xdp.h
+F:	include/net/xdp_priv.h
 F:	include/trace/events/xdp.h
 F:	kernel/bpf/cpumap.c
 F:	kernel/bpf/devmap.c
 F:	net/core/xdp.c
-N:	xdp
-K:	xdp
+F:	samples/bpf/xdp*
+F:	tools/testing/selftests/bpf/*xdp*
+F:	tools/testing/selftests/bpf/*/*xdp*
+F:	drivers/net/ethernet/*/*/*/*/*xdp*
+F:	drivers/net/ethernet/*/*/*xdp*
+K:	(?:\b|_)xdp(?:\b|_)
 
 XDP SOCKETS (AF_XDP)
 M:	Björn Töpel <bjorn.topel@intel.com>
@@ -19128,9 +19141,12 @@ R:	Jonathan Lemon <jonathan.lemon@gmail.com>
 L:	netdev@vger.kernel.org
 L:	bpf@vger.kernel.org
 S:	Maintained
+F:	Documentation/networking/af_xdp.rst
 F:	include/net/xdp_sock*
 F:	include/net/xsk_buff_pool.h
 F:	include/uapi/linux/if_xdp.h
+F:	include/uapi/linux/xdp_diag.h
+F:	include/net/netns/xdp.h
 F:	net/xdp/
 F:	samples/bpf/xdpsock*
 F:	tools/lib/bpf/xsk*

drivers/net/can/c_can/c_can.c

@@ -1295,12 +1295,22 @@ int c_can_power_up(struct net_device *dev)
 				time_after(time_out, jiffies))
 		cpu_relax();
 
-	if (time_after(jiffies, time_out))
-		return -ETIMEDOUT;
+	if (time_after(jiffies, time_out)) {
+		ret = -ETIMEDOUT;
+		goto err_out;
+	}
 
 	ret = c_can_start(dev);
-	if (!ret)
-		c_can_irq_control(priv, true);
+	if (ret)
+		goto err_out;
+
+	c_can_irq_control(priv, true);
+
+	return 0;
+
+err_out:
+	c_can_reset_ram(priv, false);
+	c_can_pm_runtime_put_sync(priv);
 
 	return ret;
 }

drivers/net/can/kvaser_pciefd.c

@@ -692,8 +692,10 @@ static int kvaser_pciefd_open(struct net_device *netdev)
 		return err;
 
 	err = kvaser_pciefd_bus_on(can);
-	if (err)
+	if (err) {
+		close_candev(netdev);
 		return err;
+	}
 
 	return 0;
 }

drivers/net/can/m_can/tcan4x5x.c

@@ -489,18 +489,18 @@ static int tcan4x5x_can_probe(struct spi_device *spi)
 	spi->bits_per_word = 32;
 	ret = spi_setup(spi);
 	if (ret)
-		goto out_clk;
+		goto out_m_can_class_free_dev;
 
 	priv->regmap = devm_regmap_init(&spi->dev, &tcan4x5x_bus,
 					&spi->dev, &tcan4x5x_regmap);
 	if (IS_ERR(priv->regmap)) {
 		ret = PTR_ERR(priv->regmap);
-		goto out_clk;
+		goto out_m_can_class_free_dev;
 	}
 
 	ret = tcan4x5x_power_enable(priv->power, 1);
 	if (ret)
-		goto out_clk;
+		goto out_m_can_class_free_dev;
 
 	ret = tcan4x5x_parse_config(mcan_class);
 	if (ret)
@@ -519,11 +519,6 @@ static int tcan4x5x_can_probe(struct spi_device *spi)
 
 out_power:
 	tcan4x5x_power_enable(priv->power, 0);
-out_clk:
-	if (!IS_ERR(mcan_class->cclk)) {
-		clk_disable_unprepare(mcan_class->cclk);
-		clk_disable_unprepare(mcan_class->hclk);
-	}
  out_m_can_class_free_dev:
 	m_can_class_free_dev(mcan_class->net);
 	dev_err(&spi->dev, "Probe failed, err=%d\n", ret);

drivers/net/can/sja1000/sja1000.c

@@ -474,7 +474,6 @@ static int sja1000_err(struct net_device *dev, uint8_t isrc, uint8_t status)
 		netdev_dbg(dev, "arbitration lost interrupt\n");
 		alc = priv->read_reg(priv, SJA1000_ALC);
 		priv->can.can_stats.arbitration_lost++;
-		stats->tx_errors++;
 		cf->can_id |= CAN_ERR_LOSTARB;
 		cf->data[0] = alc & 0x1f;
 	}

drivers/net/can/sun4i_can.c

@@ -604,7 +604,6 @@ static int sun4i_can_err(struct net_device *dev, u8 isrc, u8 status)
 		netdev_dbg(dev, "arbitration lost interrupt\n");
 		alc = readl(priv->base + SUN4I_REG_STA_ADDR);
 		priv->can.can_stats.arbitration_lost++;
-		stats->tx_errors++;
 		if (likely(skb)) {
 			cf->can_id |= CAN_ERR_LOSTARB;
 			cf->data[0] = (alc >> 8) & 0x1f;

drivers/net/ethernet/broadcom/Kconfig

@@ -88,6 +88,7 @@ config BNX2
 config CNIC
 	tristate "QLogic CNIC support"
 	depends on PCI && (IPV6 || IPV6=n)
+	depends on MMU
 	select BNX2
 	select UIO
 	help

drivers/net/ethernet/chelsio/cxgb3/sge.c

@@ -3175,6 +3175,7 @@ int t3_sge_alloc_qset(struct adapter *adapter, unsigned int id, int nports,
 			  GFP_KERNEL | __GFP_COMP);
 	if (!avail) {
 		CH_ALERT(adapter, "free list queue 0 initialization failed\n");
+		ret = -ENOMEM;
 		goto err;
 	}
 	if (avail < q->fl[0].size)

drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c

@@ -1206,6 +1206,7 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
 	sk_setup_caps(newsk, dst);
 	ctx = tls_get_ctx(lsk);
 	newsk->sk_destruct = ctx->sk_destruct;
+	newsk->sk_prot_creator = lsk->sk_prot_creator;
 	csk->sk = newsk;
 	csk->passive_reap_next = oreq;
 	csk->tx_chan = cxgb4_port_chan(ndev);

drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_hw.c

@@ -391,6 +391,7 @@ int chtls_setkey(struct chtls_sock *csk, u32 keylen,
 	csk->wr_unacked += DIV_ROUND_UP(len, 16);
 	enqueue_wr(csk, skb);
 	cxgb4_ofld_send(csk->egress_dev, skb);
+	skb = NULL;
 
 	chtls_set_scmd(csk);
 	/* Clear quiesce for Rx key */

drivers/net/ethernet/freescale/dpaa/dpaa_eth.c

@@ -2120,14 +2120,22 @@ static int dpaa_a050385_wa(struct net_device *net_dev, struct sk_buff **s)
 	skb_copy_header(new_skb, skb);
 	new_skb->dev = skb->dev;
 
+	/* Copy relevant timestamp info from the old skb to the new */
+	if (priv->tx_tstamp) {
+		skb_shinfo(new_skb)->tx_flags = skb_shinfo(skb)->tx_flags;
+		skb_shinfo(new_skb)->hwtstamps = skb_shinfo(skb)->hwtstamps;
+		skb_shinfo(new_skb)->tskey = skb_shinfo(skb)->tskey;
+		if (skb->sk)
+			skb_set_owner_w(new_skb, skb->sk);
+	}
+
 	/* We move the headroom when we align it so we have to reset the
 	 * network and transport header offsets relative to the new data
 	 * pointer. The checksum offload relies on these offsets.
 	 */
 	skb_set_network_header(new_skb, skb_network_offset(skb));
 	skb_set_transport_header(new_skb, skb_transport_offset(skb));
 
-	/* TODO: does timestamping need the result in the old skb? */
 	dev_kfree_skb(skb);
 	*s = new_skb;