linux/net/ipv4
Shawn Lu e2446eaab5 tcp_v4_send_reset: binding oif to iif in no sock case
Binding RST packet outgoing interface to incoming interface
for tcp v4 when there is no socket associate with it.
when sk is not NULL, using sk->sk_bound_dev_if instead.
(suggested by Eric Dumazet).

This has few benefits:
1. tcp_v6_send_reset already did that.
2. This helps tcp connect with SO_BINDTODEVICE set. When
connection is lost, we still able to sending out RST using
same interface.
3. we are sending reply, it is most likely to be succeed
if iif is used

Signed-off-by: Shawn Lu <shawn.lu@ericsson.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-02-04 18:20:05 -05:00
..
netfilter Merge branch 'for-linus' of git://selinuxproject.org/~jmorris/linux-security 2012-01-14 18:36:33 -08:00
af_inet.c per-netns ipv4 sysctl_tcp_mem 2011-12-12 19:04:11 -05:00
ah4.c ah: Don't return NET_XMIT_DROP on input. 2011-11-12 18:13:32 -05:00
arp.c ipv6: Use universal hash for NDISC. 2011-12-28 15:06:58 -05:00
cipso_ipv4.c cipso: remove an unneeded NULL check in cipso_v4_doi_add() 2011-10-11 18:43:53 -04:00
datagram.c ipv4: Lock socket and use cork flow in ip4_datagram_connect(). 2011-05-08 13:48:57 -07:00
devinet.c net: reintroduce missing rcu_assign_pointer() calls 2012-01-12 12:26:56 -08:00
esp4.c inet: constify ip headers and in6_addr 2011-04-22 11:04:14 -07:00
fib_frontend.c rtnetlink: Compute and store minimum ifinfo dump size 2011-06-09 20:38:07 -07:00
fib_lookup.h ipv4: Fix nexthop caching wrt. scoping. 2011-03-24 18:06:47 -07:00
fib_rules.c net: ipv4: export fib_lookup and fib_table_lookup 2011-12-04 22:43:33 +01:00
fib_semantics.c ipv4: Fix fib_info->fib_metrics leak 2011-09-16 17:42:26 -04:00
fib_trie.c net: reintroduce missing rcu_assign_pointer() calls 2012-01-12 12:26:56 -08:00
gre.c rcu: convert uses of rcu_assign_pointer(x, NULL) to RCU_INIT_POINTER 2011-08-02 04:29:23 -07:00
icmp.c net: more accurate skb truesize 2011-10-13 16:05:07 -04:00
igmp.c net: reintroduce missing rcu_assign_pointer() calls 2012-01-12 12:26:56 -08:00
inet_connection_sock.c tcp: bind() optimize port allocation 2012-01-25 21:50:43 -05:00
inet_diag.c inet_diag: Rename inet_diag_req_compat into inet_diag_req 2012-01-11 12:56:06 -08:00
inet_fragment.c net/ipv4: EXPORT_SYMBOL cleanups 2010-07-12 12:57:54 -07:00
inet_hashtables.c net: Compute protocol sequence numbers and fragment IDs using MD5. 2011-08-06 18:33:19 -07:00
inet_lro.c net: add skb frag size accessors 2011-10-19 03:10:46 -04:00
inet_timewait_sock.c net: Fix files explicitly needing to include module.h 2011-10-31 19:30:28 -04:00
inetpeer.c inetpeer: initialize ->redirect_genid in inet_getpeer() 2012-01-17 15:52:12 -05:00
ip_forward.c ipv4: Save nexthop address of LSRR/SSRR option to IPCB. 2011-11-23 19:19:32 -05:00
ip_fragment.c treewide: Fix typos in various parts of the kernel, and fix some comments. 2011-12-02 14:57:31 +01:00
ip_gre.c ipv6: Fix ip_gre lockless xmits. 2012-01-26 16:34:08 -05:00
ip_input.c ip: introduce ip_is_fragment helper inline function 2011-06-21 20:33:34 -07:00
ip_options.c ipv4: Save nexthop address of LSRR/SSRR option to IPCB. 2011-11-23 19:19:32 -05:00
ip_output.c net: Rename dst_get_neighbour{, _raw} to dst_get_neighbour_noref{, _raw}. 2011-12-05 15:20:19 -05:00
ip_sockglue.c net: use IS_ENABLED(CONFIG_IPV6) 2011-12-11 18:25:16 -05:00
ipcomp.c inet: constify ip headers and in6_addr 2011-04-22 11:04:14 -07:00
ipconfig.c net: fix some sparse errors 2012-01-17 10:31:12 -05:00
ipip.c net: reintroduce missing rcu_assign_pointer() calls 2012-01-12 12:26:56 -08:00
ipmr.c net: reintroduce missing rcu_assign_pointer() calls 2012-01-12 12:26:56 -08:00
Kconfig Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2012-01-09 14:46:52 -08:00
Makefile tcp memory pressure controls 2011-12-12 19:04:10 -05:00
netfilter.c netfilter: possible unaligned packet header in ip_route_me_harder 2011-11-21 18:46:18 +01:00
ping.c net: fix some sparse errors 2012-01-17 10:31:12 -05:00
proc.c tcp: detect loss above high_seq in recovery 2012-01-22 15:08:44 -05:00
protocol.c net: add __rcu annotations to protocol 2010-10-27 11:37:31 -07:00
raw.c ipv4: Remove all uses of LL_ALLOCATED_SPACE 2011-11-18 14:37:08 -05:00
route.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2011-12-23 17:13:56 -05:00
syncookies.c tcp: Replace constants with #define macros 2011-12-21 01:03:23 -05:00
sysctl_net_ipv4.c tcp: properly initialize tcp memory limits 2012-02-02 14:34:41 -05:00
tcp_bic.c tcp: fix undo after RTO for BIC 2012-01-20 14:17:26 -05:00
tcp_cong.c tcp: do not scale TSO segment size with reordering degree 2011-11-29 00:29:41 -05:00
tcp_cubic.c tcp: fix undo after RTO for CUBIC 2012-01-20 14:17:26 -05:00
tcp_diag.c inet_diag: Rename inet_diag_req into inet_diag_req_v2 2012-01-11 12:56:06 -08:00
tcp_highspeed.c tcp: mark tcp_congestion_ops read_mostly 2011-03-10 00:40:17 -08:00
tcp_htcp.c tcp: mark tcp_congestion_ops read_mostly 2011-03-10 00:40:17 -08:00
tcp_hybla.c tcp: mark tcp_congestion_ops read_mostly 2011-03-10 00:40:17 -08:00
tcp_illinois.c tcp: mark tcp_congestion_ops read_mostly 2011-03-10 00:40:17 -08:00
tcp_input.c tcp: detect loss above high_seq in recovery 2012-01-22 15:08:44 -05:00
tcp_ipv4.c tcp_v4_send_reset: binding oif to iif in no sock case 2012-02-04 18:20:05 -05:00
tcp_lp.c Fix common misspellings 2011-03-31 11:26:23 -03:00
tcp_memcontrol.c net: decrement memcg jump label when limit, not usage, is changed 2012-01-12 12:27:59 -08:00
tcp_minisocks.c net: use IS_ENABLED(CONFIG_IPV6) 2011-12-11 18:25:16 -05:00
tcp_output.c tcp: fix tcp_trim_head() to adjust segment count with skb MSS 2012-01-30 12:42:58 -05:00
tcp_probe.c net: ipv4: tcp_probe: cleanup snprintf() use 2010-11-17 12:27:46 -08:00
tcp_scalable.c tcp: mark tcp_congestion_ops read_mostly 2011-03-10 00:40:17 -08:00
tcp_timer.c net: Disambiguate kernel message 2012-02-01 14:41:50 -05:00
tcp_vegas.c tcp: mark tcp_congestion_ops read_mostly 2011-03-10 00:40:17 -08:00
tcp_vegas.h
tcp_veno.c tcp: mark tcp_congestion_ops read_mostly 2011-03-10 00:40:17 -08:00
tcp_westwood.c tcp: mark tcp_congestion_ops read_mostly 2011-03-10 00:40:17 -08:00
tcp_yeah.c Fix common misspellings 2011-03-31 11:26:23 -03:00
tcp.c tcp: properly initialize tcp memory limits 2012-02-02 14:34:41 -05:00
tunnel4.c net: use IS_ENABLED(CONFIG_IPV6) 2011-12-11 18:25:16 -05:00
udp_diag.c net: kill duplicate included header 2012-01-17 10:31:12 -05:00
udp_impl.h
udp.c udp: Export code sk lookup routines 2011-12-09 14:14:08 -05:00
udplite.c Merge branch 'modsplit-Oct31_2011' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux 2011-11-06 19:44:47 -08:00
xfrm4_input.c net/ipv4: EXPORT_SYMBOL cleanups 2010-07-12 12:57:54 -07:00
xfrm4_mode_beet.c
xfrm4_mode_transport.c
xfrm4_mode_tunnel.c ipv4: Don't pre-seed hoplimit metric. 2010-12-12 22:08:17 -08:00
xfrm4_output.c xfrm4: Don't call icmp_send on local error 2011-07-01 17:33:19 -07:00
xfrm4_policy.c ipv4: fix ipsec forward performance regression 2011-10-24 03:01:22 -04:00
xfrm4_state.c net: Add export.h for EXPORT_SYMBOL/THIS_MODULE to non-modules 2011-10-31 19:30:30 -04:00
xfrm4_tunnel.c net: use IS_ENABLED(CONFIG_IPV6) 2011-12-11 18:25:16 -05:00