Changes in 4.9.259 HID: make arrays usage and value to be the same usb: quirks: add quirk to start video capture on ELMO L-12F document camera reliable ntfs: check for valid standard information attribute igb: Remove incorrect "unexpected SYS WRAP" log message arm64: tegra: Add power-domain for Tegra210 HDA NET: usb: qmi_wwan: Adding support for Cinterion MV31 cifs: Set CIFS_MOUNT_USE_PREFIX_PATH flag on setting cifs_sb->prepath. scripts/recordmcount.pl: support big endian for ARCH sh kdb: Make memory allocations more robust MIPS: vmlinux.lds.S: add missing PAGE_ALIGNED_DATA() section random: fix the RNDRESEEDCRNG ioctl mm, thp: make do_huge_pmd_wp_page() lock page for testing mapcount Bluetooth: Fix initializing response id after clearing struct ARM: dts: exynos: correct PMIC interrupt trigger level on Spring ARM: dts: exynos: correct PMIC interrupt trigger level on Arndale Octa arm64: dts: exynos: correct PMIC interrupt trigger level on Espresso Bluetooth: drop HCI device reference before return Bluetooth: Put HCI device if inquiry procedure interrupts ARM: dts: Configure missing thermal interrupt for 4430 usb: dwc2: Do not update data length if it is 0 on inbound transfers usb: dwc2: Abort transaction after errors with unknown reason usb: dwc2: Make "trimming xfer length" a debug message arm64: dts: msm8916: Fix reserved and rfsa nodes unit address ARM: s3c: fix fiq for clang IAS bnxt_en: reverse order of TX disable and carrier off xen/netback: fix spurious event detection for common event case mac80211: fix potential overflow when multiplying to u32 integers b43: N-PHY: Fix the update of coef for the PHY revision >= 3case fbdev: aty: SPARC64 requires FB_ATY_CT drm/gma500: Fix error return code in psb_driver_load() gma500: clean up error handling in init MIPS: c-r4k: Fix section mismatch for loongson2_sc_init MIPS: lantiq: Explicitly compare LTQ_EBU_PCC_ISTAT against 0 media: vsp1: Fix an error handling path in the probe function media: media/pci: Fix memleak in empress_init media: tm6000: Fix memleak in tm6000_start_stream ASoC: cs42l56: fix up error handling in probe media: lmedm04: Fix misuse of comma media: qm1d1c0042: fix error return code in qm1d1c0042_init() media: cx25821: Fix a bug when reallocating some dma memory media: pxa_camera: declare variable when DEBUG is defined media: uvcvideo: Accept invalid bFormatIndex and bFrameIndex values ata: ahci_brcm: Add back regulators management btrfs: clarify error returns values in __load_free_space_cache crypto: ecdh_helper - Ensure 'len >= secret.len' in decode_key() fs/jfs: fix potential integer overflow on shift of a int jffs2: fix use after free in jffs2_sum_write_data() clk: meson: clk-pll: fix initializing the old rate (fallback) for a PLL spi: cadence-quadspi: Abort read if dummy cycles required are too many HID: core: detect and skip invalid inputs to snto32() dmaengine: fsldma: Fix a resource leak in the remove function dmaengine: fsldma: Fix a resource leak in an error handling path of the probe function fdt: Properly handle "no-map" field in the memory region of/fdt: Make sure no-map does not remove already reserved regions power: reset: at91-sama5d2_shdwc: fix wkupdbc mask clocksource/drivers/mxs_timer: Add missing semicolon when DEBUG is defined regulator: axp20x: Fix reference cout leak isofs: release buffer head before return IB/umad: Return EIO in case of when device disassociated powerpc/47x: Disable 256k page size mmc: usdhi6rol0: Fix a resource leak in the error handling path of the probe ARM: 9046/1: decompressor: Do not clear SCTLR.nTLSMD for ARMv7+ cores amba: Fix resource leak for drivers without .remove tracepoint: Do not fail unregistering a probe due to memory failure perf tools: Fix DSO filtering when not finding a map for a sampled address RDMA/rxe: Fix coding error in rxe_recv.c mfd: wm831x-auxadc: Prevent use after free in wm831x_auxadc_read_irq() powerpc/pseries/dlpar: handle ibm, configure-connector delay status spi: pxa2xx: Fix the controller numbering for Wildcat Point perf intel-pt: Fix missing CYC processing in PSB perf test: Fix unaligned access in sample parsing test Input: elo - fix an error code in elo_connect() sparc64: only select COMPAT_BINFMT_ELF if BINFMT_ELF is set misc: eeprom_93xx46: Fix module alias to enable module autoprobe misc: eeprom_93xx46: Add module alias to avoid breaking support for non device tree users pwm: rockchip: rockchip_pwm_probe(): Remove superfluous clk_unprepare() VMCI: Use set_page_dirty_lock() when unregistering guest memory PCI: Align checking of syscall user config accessors drm/msm/dsi: Correct io_start for MSM8994 (20nm PHY) i40e: Fix flow for IPv6 next header (extension header) net/mlx4_core: Add missed mlx4_free_cmd_mailbox() ocfs2: fix a use after free on error mm/memory.c: fix potential pte_unmap_unlock pte error mm/hugetlb: fix potential double free in hugetlb_register_node() error path arm64: Add missing ISB after invalidating TLB in __primary_switch i2c: brcmstb: Fix brcmstd_send_i2c_cmd condition scsi: bnx2fc: Fix Kconfig warning & CNIC build errors blk-settings: align max_sectors on "logical_block_size" boundary ACPI: configfs: add missing check after configfs_register_default_group() Input: raydium_ts_i2c - do not send zero length Input: xpad - add support for PowerA Enhanced Wired Controller for Xbox Series X|S Input: joydev - prevent potential read overflow in ioctl Input: i8042 - add ASUS Zenbook Flip to noselftest list USB: serial: option: update interface mapping for ZTE P685M usb: musb: Fix runtime PM race in musb_queue_resume_work USB: serial: mos7840: fix error code in mos7840_write() USB: serial: mos7720: fix error code in mos7720_write() usb: dwc3: gadget: Fix setting of DEPCFG.bInterval_m1 usb: dwc3: gadget: Fix dep->interval for fullspeed interrupt KEYS: trusted: Fix migratable=1 failing btrfs: abort the transaction if we fail to inc ref in btrfs_copy_root btrfs: fix reloc root leak with 0 ref reloc roots on recovery btrfs: fix extent buffer leak on failure to copy root seccomp: Add missing return in non-void function drivers/misc/vmw_vmci: restrict too big queue size in qp_host_alloc_queue staging: rtl8188eu: Add Edimax EW-7811UN V2 to device table x86/reboot: Force all cpus to exit VMX root if VMX is supported floppy: reintroduce O_NDELAY fix mtd: spi-nor: hisi-sfc: Put child node np on error path mm: hugetlb: fix a race between freeing and dissolving the page usb: renesas_usbhs: Clear pipe running flag in usbhs_pkt_pop() libnvdimm/dimm: Avoid race between probe and available_slots_show() module: Ignore _GLOBAL_OFFSET_TABLE_ when warning for undefined symbols mmc: sdhci-esdhc-imx: fix kernel panic when remove module gpio: pcf857x: Fix missing first interrupt f2fs: fix out-of-repair __setattr_copy() sparc32: fix a user-triggerable oops in clear_user() gfs2: Don't skip dlm unlock if glock has an lvb dm era: Recover committed writeset after crash dm era: Verify the data block size hasn't changed dm era: Fix bitset memory leaks dm era: Use correct value size in equality function of writeset tree dm era: Reinitialize bitset cache before digesting a new writeset dm era: only resize metadata in preresume futex: Fix OWNER_DEAD fixup futex: fix dead code in attach_to_pi_owner() icmp: introduce helper for nat'd source address in network device context icmp: allow icmpv6_ndo_send to work with CONFIG_IPV6=n gtp: use icmp_ndo_send helper sunvnet: use icmp_ndo_send helper ipv6: icmp6: avoid indirect call for icmpv6_send() ipv6: silence compilation warning for non-IPV6 builds net: icmp: pass zeroed opts from icmp{,v6}_ndo_send before sending dm era: Update in-core bitset after committing the metadata Linux 4.9.259 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com> Change-Id: Icef5fb8e40fc531a932878e86ae352f2d5e71d53
373 lines
8.3 KiB
C
373 lines
8.3 KiB
C
#ifndef _IPV6_H
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#define _IPV6_H
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#include <uapi/linux/ipv6.h>
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#include <uapi/linux/icmpv6.h>
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#define ipv6_optlen(p) (((p)->hdrlen+1) << 3)
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#define ipv6_authlen(p) (((p)->hdrlen+2) << 2)
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/*
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* This structure contains configuration options per IPv6 link.
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*/
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struct ipv6_devconf {
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__s32 forwarding;
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__s32 hop_limit;
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__s32 mtu6;
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__s32 accept_ra;
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__s32 accept_redirects;
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__s32 autoconf;
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__s32 dad_transmits;
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__s32 rtr_solicits;
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__s32 rtr_solicit_interval;
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__s32 rtr_solicit_max_interval;
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__s32 rtr_solicit_delay;
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__s32 force_mld_version;
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__s32 mldv1_unsolicited_report_interval;
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__s32 mldv2_unsolicited_report_interval;
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__s32 use_tempaddr;
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__s32 temp_valid_lft;
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__s32 temp_prefered_lft;
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__s32 regen_max_retry;
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__s32 max_desync_factor;
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__s32 max_addresses;
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__s32 accept_ra_defrtr;
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__s32 accept_ra_min_hop_limit;
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__s32 accept_ra_pinfo;
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__s32 ignore_routes_with_linkdown;
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#ifdef CONFIG_IPV6_ROUTER_PREF
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__s32 accept_ra_rtr_pref;
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__s32 rtr_probe_interval;
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#ifdef CONFIG_IPV6_ROUTE_INFO
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__s32 accept_ra_rt_info_min_plen;
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__s32 accept_ra_rt_info_max_plen;
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#endif
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#endif
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__s32 accept_ra_rt_table;
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__s32 proxy_ndp;
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__s32 accept_source_route;
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__s32 accept_ra_from_local;
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#ifdef CONFIG_IPV6_OPTIMISTIC_DAD
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__s32 optimistic_dad;
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__s32 use_optimistic;
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#endif
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#ifdef CONFIG_IPV6_MROUTE
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__s32 mc_forwarding;
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#endif
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__s32 disable_ipv6;
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__s32 drop_unicast_in_l2_multicast;
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__s32 accept_dad;
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__s32 force_tllao;
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__s32 ndisc_notify;
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__s32 suppress_frag_ndisc;
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__s32 accept_ra_mtu;
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__s32 drop_unsolicited_na;
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struct ipv6_stable_secret {
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bool initialized;
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struct in6_addr secret;
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} stable_secret;
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__s32 use_oif_addrs_only;
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__s32 keep_addr_on_down;
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__u32 addr_gen_mode;
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struct ctl_table_header *sysctl_header;
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};
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struct ipv6_params {
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__s32 disable_ipv6;
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__s32 autoconf;
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};
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extern struct ipv6_params ipv6_defaults;
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#include <linux/tcp.h>
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#include <linux/udp.h>
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#include <net/inet_sock.h>
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static inline struct ipv6hdr *ipv6_hdr(const struct sk_buff *skb)
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{
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return (struct ipv6hdr *)skb_network_header(skb);
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}
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static inline struct ipv6hdr *inner_ipv6_hdr(const struct sk_buff *skb)
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{
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return (struct ipv6hdr *)skb_inner_network_header(skb);
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}
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static inline struct ipv6hdr *ipipv6_hdr(const struct sk_buff *skb)
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{
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return (struct ipv6hdr *)skb_transport_header(skb);
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}
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/*
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This structure contains results of exthdrs parsing
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as offsets from skb->nh.
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*/
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struct inet6_skb_parm {
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int iif;
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__be16 ra;
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__u16 dst0;
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__u16 srcrt;
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__u16 dst1;
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__u16 lastopt;
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__u16 nhoff;
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__u16 flags;
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#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
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__u16 dsthao;
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#endif
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__u16 frag_max_size;
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#define IP6SKB_XFRM_TRANSFORMED 1
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#define IP6SKB_FORWARDED 2
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#define IP6SKB_REROUTED 4
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#define IP6SKB_ROUTERALERT 8
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#define IP6SKB_FRAGMENTED 16
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#define IP6SKB_HOPBYHOP 32
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#define IP6SKB_L3SLAVE 64
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};
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#if defined(CONFIG_NET_L3_MASTER_DEV)
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static inline bool ipv6_l3mdev_skb(__u16 flags)
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{
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return flags & IP6SKB_L3SLAVE;
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}
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#else
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static inline bool ipv6_l3mdev_skb(__u16 flags)
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{
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return false;
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}
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#endif
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#define IP6CB(skb) ((struct inet6_skb_parm*)((skb)->cb))
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#define IP6CBMTU(skb) ((struct ip6_mtuinfo *)((skb)->cb))
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static inline int inet6_iif(const struct sk_buff *skb)
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{
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bool l3_slave = ipv6_l3mdev_skb(IP6CB(skb)->flags);
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return l3_slave ? skb->skb_iif : IP6CB(skb)->iif;
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}
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/* can not be used in TCP layer after tcp_v6_fill_cb */
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static inline bool inet6_exact_dif_match(struct net *net, struct sk_buff *skb)
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{
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#if defined(CONFIG_NET_L3_MASTER_DEV)
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if (!net->ipv4.sysctl_tcp_l3mdev_accept &&
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skb && ipv6_l3mdev_skb(IP6CB(skb)->flags))
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return true;
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#endif
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return false;
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}
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struct tcp6_request_sock {
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struct tcp_request_sock tcp6rsk_tcp;
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};
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struct ipv6_mc_socklist;
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struct ipv6_ac_socklist;
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struct ipv6_fl_socklist;
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struct inet6_cork {
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struct ipv6_txoptions *opt;
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u8 hop_limit;
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u8 tclass;
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};
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/**
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* struct ipv6_pinfo - ipv6 private area
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*
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* In the struct sock hierarchy (tcp6_sock, upd6_sock, etc)
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* this _must_ be the last member, so that inet6_sk_generic
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* is able to calculate its offset from the base struct sock
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* by using the struct proto->slab_obj_size member. -acme
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*/
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struct ipv6_pinfo {
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struct in6_addr saddr;
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struct in6_pktinfo sticky_pktinfo;
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const struct in6_addr *daddr_cache;
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#ifdef CONFIG_IPV6_SUBTREES
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const struct in6_addr *saddr_cache;
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#endif
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__be32 flow_label;
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__u32 frag_size;
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/*
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* Packed in 16bits.
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* Omit one shift by by putting the signed field at MSB.
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*/
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#if defined(__BIG_ENDIAN_BITFIELD)
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__s16 hop_limit:9;
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__u16 __unused_1:7;
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#else
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__u16 __unused_1:7;
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__s16 hop_limit:9;
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#endif
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#if defined(__BIG_ENDIAN_BITFIELD)
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/* Packed in 16bits. */
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__s16 mcast_hops:9;
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__u16 __unused_2:6,
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mc_loop:1;
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#else
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__u16 mc_loop:1,
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__unused_2:6;
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__s16 mcast_hops:9;
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#endif
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int ucast_oif;
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int mcast_oif;
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/* pktoption flags */
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union {
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struct {
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__u16 srcrt:1,
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osrcrt:1,
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rxinfo:1,
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rxoinfo:1,
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rxhlim:1,
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rxohlim:1,
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hopopts:1,
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ohopopts:1,
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dstopts:1,
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odstopts:1,
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rxflow:1,
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rxtclass:1,
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rxpmtu:1,
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rxorigdstaddr:1;
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/* 2 bits hole */
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} bits;
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__u16 all;
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} rxopt;
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/* sockopt flags */
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__u16 recverr:1,
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sndflow:1,
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repflow:1,
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pmtudisc:3,
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padding:1, /* 1 bit hole */
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srcprefs:3, /* 001: prefer temporary address
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* 010: prefer public address
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* 100: prefer care-of address
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*/
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dontfrag:1,
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autoflowlabel:1,
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autoflowlabel_set:1;
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__u8 min_hopcount;
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__u8 tclass;
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__be32 rcv_flowinfo;
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__u32 dst_cookie;
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__u32 rx_dst_cookie;
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struct ipv6_mc_socklist __rcu *ipv6_mc_list;
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struct ipv6_ac_socklist *ipv6_ac_list;
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struct ipv6_fl_socklist __rcu *ipv6_fl_list;
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struct ipv6_txoptions __rcu *opt;
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struct sk_buff *pktoptions;
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struct sk_buff *rxpmtu;
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struct inet6_cork cork;
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};
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/* WARNING: don't change the layout of the members in {raw,udp,tcp}6_sock! */
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struct raw6_sock {
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/* inet_sock has to be the first member of raw6_sock */
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struct inet_sock inet;
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__u32 checksum; /* perform checksum */
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__u32 offset; /* checksum offset */
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struct icmp6_filter filter;
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__u32 ip6mr_table;
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/* ipv6_pinfo has to be the last member of raw6_sock, see inet6_sk_generic */
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struct ipv6_pinfo inet6;
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};
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struct udp6_sock {
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struct udp_sock udp;
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/* ipv6_pinfo has to be the last member of udp6_sock, see inet6_sk_generic */
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struct ipv6_pinfo inet6;
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};
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struct tcp6_sock {
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struct tcp_sock tcp;
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/* ipv6_pinfo has to be the last member of tcp6_sock, see inet6_sk_generic */
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struct ipv6_pinfo inet6;
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};
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extern int inet6_sk_rebuild_header(struct sock *sk);
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struct tcp6_timewait_sock {
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struct tcp_timewait_sock tcp6tw_tcp;
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};
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#if IS_ENABLED(CONFIG_IPV6)
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bool ipv6_mod_enabled(void);
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static inline struct ipv6_pinfo *inet6_sk(const struct sock *__sk)
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{
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return sk_fullsock(__sk) ? inet_sk(__sk)->pinet6 : NULL;
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}
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static inline struct raw6_sock *raw6_sk(const struct sock *sk)
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{
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return (struct raw6_sock *)sk;
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}
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static inline void inet_sk_copy_descendant(struct sock *sk_to,
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const struct sock *sk_from)
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{
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int ancestor_size = sizeof(struct inet_sock);
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if (sk_from->sk_family == PF_INET6)
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ancestor_size += sizeof(struct ipv6_pinfo);
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__inet_sk_copy_descendant(sk_to, sk_from, ancestor_size);
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}
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#define __ipv6_only_sock(sk) (sk->sk_ipv6only)
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#define ipv6_only_sock(sk) (__ipv6_only_sock(sk))
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#define ipv6_sk_rxinfo(sk) ((sk)->sk_family == PF_INET6 && \
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inet6_sk(sk)->rxopt.bits.rxinfo)
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static inline const struct in6_addr *inet6_rcv_saddr(const struct sock *sk)
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{
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if (sk->sk_family == AF_INET6)
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return &sk->sk_v6_rcv_saddr;
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return NULL;
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}
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static inline int inet_v6_ipv6only(const struct sock *sk)
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{
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/* ipv6only field is at same position for timewait and other sockets */
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return ipv6_only_sock(sk);
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}
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#else
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#define __ipv6_only_sock(sk) 0
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#define ipv6_only_sock(sk) 0
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#define ipv6_sk_rxinfo(sk) 0
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static inline bool ipv6_mod_enabled(void)
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{
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return false;
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}
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static inline struct ipv6_pinfo * inet6_sk(const struct sock *__sk)
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{
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return NULL;
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}
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static inline struct inet6_request_sock *
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inet6_rsk(const struct request_sock *rsk)
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{
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return NULL;
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}
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static inline struct raw6_sock *raw6_sk(const struct sock *sk)
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{
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return NULL;
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}
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#define inet6_rcv_saddr(__sk) NULL
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#define tcp_twsk_ipv6only(__sk) 0
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#define inet_v6_ipv6only(__sk) 0
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#endif /* IS_ENABLED(CONFIG_IPV6) */
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#endif /* _IPV6_H */
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