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Vishwanath Pai da13c59b99 net: display hw address of source machine during ipv6 DAD failure 
This patch updates the error messages displayed in kernel log to include
hwaddress of the source machine that caused ipv6 duplicate address
detection failures.

Examples:

a) When we receive a NA packet from another machine advertising our
address:

ICMPv6: NA: 34🆎cd:56:11:e8 advertised our address 2001:db8:: on eth0!

b) When we detect DAD failure during address assignment to an interface:

IPv6: eth0: IPv6 duplicate address 2001:db8:: used by 34🆎cd:56:11:e8
detected!

v2:
    Changed %pI6 to %pI6c in ndisc_recv_na()
    Chaged the v6 address in the commit message to 2001:db8::

Suggested-by: Igor Lubashev <ilubashe@akamai.com>
Signed-off-by: Vishwanath Pai <vpai@akamai.com>
Acked-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-11-01 20:53:49 +09:00
..
6lowpan
9p net/9p: switch p9_fd_read to kernel_write 2017-09-04 19:05:16 -04:00
802
8021q Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-10-05 18:19:22 -07:00
appletalk
atm net: atm/mpc: Stop using open-coded timer .data field 2017-10-25 13:07:37 +09:00
ax25 net: ax25: Convert timers to use timer_setup() 2017-10-25 12:03:56 +09:00
batman-adv batman-adv: Avoid spurious warnings from bat_v neigh_cmp implementation 2017-10-17 08:09:47 +02:00
bluetooth Bluetooth: Fix compiler warning with selftest duration calculation 2017-10-06 21:49:13 +03:00
bpf bpf: add meta pointer for direct access 2017-09-26 13:36:44 -07:00
bridge net: bridge: add neigh_suppress to bridge port policies 2017-11-01 12:32:45 +09:00
caif
can Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-10-22 13:39:14 +01:00
ceph libceph: don't allow bidirectional swap of pg-upmap-items 2017-09-19 20:34:29 +02:00
core net: Add extack to fib_notifier_info 2017-11-01 11:50:43 +09:00
dcb rtnetlink: make rtnl_register accept a flags parameter 2017-08-09 16:57:38 -07:00
dccp net: dccp: ccids: lib: packet_history: use swap macro in tfrc_rx_hist_swap 2017-11-01 12:05:49 +09:00
decnet net: decnet: dn_nsp_out: use swap macro in dn_mk_ack_header 2017-11-01 12:05:49 +09:00
dns_resolver KEYS: Fix race between updating and finding a negative key 2017-10-18 09:12:40 +01:00
dsa net: dsa: remove name arg from slave create 2017-11-01 11:47:36 +09:00
ethernet
hsr net: hsr: Convert timers to use timer_setup() 2017-10-25 13:00:27 +09:00
ieee802154 Merge remote-tracking branch 'net-next/master' 2017-10-18 17:40:18 +02:00
ife
ipv4 ip_vti: remove the useless err_count check in vti_xmit 2017-11-01 11:57:32 +09:00
ipv6 net: display hw address of source machine during ipv6 DAD failure 2017-11-01 20:53:49 +09:00
ipx net: ipx: mark expected switch fall-through 2017-10-18 14:13:08 +01:00
iucv
kcm kcm: Remove redundant unlikely() 2017-09-26 09:54:06 -07:00
key Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-08-15 20:23:23 -07:00
l2tp l2tp: remove field 'dev' from struct l2tp_eth 2017-11-01 10:57:24 +09:00
l3mdev
lapb net/lapb: Convert timers to use timer_setup() 2017-10-18 12:39:36 +01:00
llc net: LLC: Convert timers to use timer_setup() 2017-10-25 12:06:25 +09:00
mac80211 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-10-30 21:09:24 +09:00
mac802154 mac802154: Fix MAC header and payload encrypted 2017-09-20 13:37:16 +02:00
mpls ip_tunnel: fix building with NET_IP_TUNNEL=m 2017-10-12 12:21:11 -07:00
ncsi net/ncsi: Fix length of GVI response packet 2017-10-21 01:56:38 +01:00
netfilter bpf: Add file mode configuration into bpf maps 2017-10-20 13:32:59 +01:00
netlabel
netlink netlink: Allow ext_ack to carry non-error messages 2017-11-01 11:50:43 +09:00
netrom net: netrom: nr_route: mark expected switch fall-throughs 2017-11-01 20:46:41 +09:00
nfc net: nfc: llcp_core: use setup_timer() helper. 2017-09-25 13:19:20 -07:00
nsh nsh: add GSO support 2017-08-29 15:16:52 -07:00
openvswitch openvswitch: conntrack: mark expected switch fall-through 2017-10-22 02:01:26 +01:00
packet net: af_packet: Convert timers to use timer_setup() 2017-10-25 13:01:12 +09:00
phonet net: phonet: mark phonet_protocol as const 2017-10-07 23:15:08 +01:00
psample
qrtr net: qrtr: Support decoding incoming v2 packets 2017-10-11 15:28:39 -07:00
rds Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-10-30 21:09:24 +09:00
rfkill
rose net: rose: mark expected switch fall-throughs 2017-10-22 02:02:26 +01:00
rxrpc net: rxrpc: mark expected switch fall-throughs 2017-10-24 18:27:06 +09:00
sched net: sched: Identify hardware traffic classes using classid 2017-10-31 10:45:45 -07:00
sctp Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-10-30 21:09:24 +09:00
smc smc: add SMC rendezvous protocol 2017-10-26 18:00:29 +09:00
strparser strparser: Use delayed work instead of timer for msg timeout 2017-10-25 10:37:11 +09:00
sunrpc Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-10-30 21:09:24 +09:00
switchdev net: switchdev: Remove bridge bypass support from switchdev 2017-08-07 14:48:48 -07:00
tipc net: tipc: Convert timers to use timer_setup() 2017-11-01 12:38:45 +09:00
tls tls: make tls_sw_free_resources static 2017-09-14 09:55:21 -07:00
unix Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-10-30 21:09:24 +09:00
vmw_vsock vsock: always call vsock_init_tables() 2017-10-26 17:45:58 +09:00
wimax
wireless Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-10-30 21:09:24 +09:00
x25 net: x25: mark expected switch fall-throughs 2017-10-22 03:08:46 +01:00
xfrm Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next 2017-11-01 12:16:14 +09:00
compat.c net: compat: assert the size of cmsg copied in is as expected 2017-09-20 15:36:18 -07:00
Kconfig net: Remove CONFIG_NETFILTER_DEBUG and _ASSERT() macros. 2017-09-04 13:25:20 +02:00
Makefile nsh: add GSO support 2017-08-29 15:16:52 -07:00
socket.c net: fixes for skb_send_sock 2017-08-16 11:27:52 -07:00
sysctl_net.c