Eric Dumazet fc75fc8339 ipv4: dont create routes on down devices ... In ip_route_output_slow(), instead of allowing a route to be created on a not UPed device, report -ENETUNREACH immediately. # ip tunnel add mode ipip remote 10.16.0.164 local 10.16.0.72 dev eth0 # (Note : tunl1 is down) # ping -I tunl1 10.1.2.3 PING 10.1.2.3 (10.1.2.3) from 192.168.18.5 tunl1: 56(84) bytes of data. (nothing) # ./a.out tunl1 # ip tunnel del tunl1 Message from syslogd@shelby at Dec 22 10:12:08 ... kernel: unregister_netdevice: waiting for tunl1 to become free. Usage count = 3 After patch: # ping -I tunl1 10.1.2.3 connect: Network is unreachable Reported-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Reviewed-by: Octavian Purdila <opurdila@ixiacom.com> Signed-off-by: David S. Miller <davem@davemloft.net>		2010-12-25 20:05:31 -08:00
..
netfilter	ipv4: netfilter: ip_tables: fix information leak to userland	2010-11-03 08:45:06 +01:00
af_inet.c	net: build_ehash_secret() and rt_bind_peer() cleanups	2010-08-20 00:50:16 -07:00
ah4.c	include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h	2010-03-30 22:02:32 +09:00
arp.c	neigh: Protect neigh->ha[] with a seqlock	2010-10-11 12:54:04 -07:00
cipso_ipv4.c	Update broken web addresses in the kernel.	2010-10-18 11:03:14 +02:00
datagram.c	net: return operator cleanup	2010-09-23 14:33:39 -07:00
devinet.c	inet: RCU changes in inetdev_by_index()	2010-10-19 03:50:48 -07:00
esp4.c	xfrm: SA lookups signature with mark	2010-02-22 16:20:22 -08:00
fib_frontend.c	Revert "ipv4: Allow configuring subnets as local addresses"	2010-12-23 12:03:57 -08:00
fib_hash.c	fib: Fix fib zone and its hash leak on namespace stop	2010-10-28 10:27:03 -07:00
fib_lookup.h	fib: fib_result_assign() should not change fib refcounts	2010-11-04 12:05:32 -07:00
fib_rules.c	fib: RCU conversion of fib_lookup()	2010-10-05 20:39:38 -07:00
fib_semantics.c	fib: introduce fib_alias_accessed() helper	2010-10-21 03:09:41 -07:00
fib_trie.c	net: allow GFP_HIGHMEM in __vmalloc()	2010-11-21 10:04:04 -08:00
gre.c	tunnels: add _rcu annotations	2010-10-25 13:09:45 -07:00
icmp.c	xfrm: update flowi saddr in icmp_send if unset	2010-11-16 11:43:39 -08:00
igmp.c	inet: fix ip_mc_drop_socket()	2010-11-09 08:26:42 -08:00
inet_connection_sock.c	net/ipv4: EXPORT_SYMBOL cleanups	2010-07-12 12:57:54 -07:00
inet_diag.c	inet_diag: Make sure we actually run the same bytecode we audited.	2010-11-04 12:26:34 -07:00
inet_fragment.c	net/ipv4: EXPORT_SYMBOL cleanups	2010-07-12 12:57:54 -07:00
inet_hashtables.c	inet: Fix __inet_inherit_port() to correctly increment bsockets and num_owners	2010-11-28 18:18:44 -08:00
inet_lro.c
inet_timewait_sock.c	include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h	2010-03-30 22:02:32 +09:00
inetpeer.c	inetpeer: __rcu annotations	2010-10-27 11:37:33 -07:00
ip_forward.c	net-next: remove useless union keyword	2010-06-10 23:31:35 -07:00
ip_fragment.c	net: return operator cleanup	2010-09-23 14:33:39 -07:00
ip_gre.c	ip_gre: fix fallback tunnel setup	2010-10-30 16:21:28 -07:00
ip_input.c	net: use this_cpu_ptr()	2010-06-28 23:24:29 -07:00
ip_options.c	bridge : Sanitize skb before it enters the IP stack	2010-09-19 12:42:34 -07:00
ip_output.c	Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6	2010-09-27 01:03:03 -07:00
ip_sockglue.c	ipv4: add __rcu annotations to ip_ra_chain	2010-10-25 14:18:28 -07:00
ipcomp.c	xfrm: SA lookups signature with mark	2010-02-22 16:20:22 -08:00
ipconfig.c	ipconfig: send host-name in DHCP requests	2010-06-02 07:05:03 -07:00
ipip.c	tunnels: Fix tunnels change rcu protection	2010-10-27 14:20:08 -07:00
ipmr.c	ipmr: cleanups	2010-10-03 21:50:53 -07:00
Kconfig	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
Makefile	PPTP: PPP over IPv4 (Point-to-Point Tunneling Protocol)	2010-08-21 23:05:39 -07:00
netfilter.c	Merge branch 'master' of /repos/git/net-next-2.6	2010-06-15 17:31:06 +02:00
proc.c	tcp: Replace time wait bucket msg by counter	2010-12-08 12:16:33 -08:00
protocol.c	net: add __rcu annotations to protocol	2010-10-27 11:37:31 -07:00
raw.c	net: simplify flags for tx timestamping	2010-08-19 00:08:30 -07:00
route.c	ipv4: dont create routes on down devices	2010-12-25 20:05:31 -08:00
syncookies.c	syncookies: add support for ECN	2010-06-26 22:00:03 -07:00
sysctl_net_ipv4.c	tcp: restrict net.ipv4.tcp_adv_win_scale (#20312)	2010-11-28 10:39:45 -08:00
tcp.c	tcp: Make TCP_MAXSEG minimum more correct.	2010-11-24 11:47:22 -08:00
tcp_bic.c
tcp_cong.c	net/ipv4: Eliminate kstrdup memory leak	2010-08-27 19:31:56 -07:00
tcp_cubic.c
tcp_diag.c
tcp_highspeed.c
tcp_htcp.c
tcp_hybla.c	TCP: tcp_hybla: Fix integer overflow in slow start increment	2010-06-02 07:15:48 -07:00
tcp_illinois.c	Update broken web addresses in the kernel.	2010-10-18 11:03:14 +02:00
tcp_input.c	net: avoid limits overflow	2010-11-10 12:12:00 -08:00
tcp_ipv4.c	tcp: fix listening_get_next()	2010-12-23 09:32:46 -08:00
tcp_lp.c
tcp_minisocks.c	tcp: Replace time wait bucket msg by counter	2010-12-08 12:16:33 -08:00
tcp_output.c	tcp: protect sysctl_tcp_cookie_size reads	2010-12-08 12:34:09 -08:00
tcp_probe.c	llseek: automatically add .llseek fop	2010-10-15 15:53:27 +02:00
tcp_scalable.c
tcp_timer.c	tcp: use correct counters in CA_CWR state too	2010-10-17 13:46:33 -07:00
tcp_vegas.c
tcp_vegas.h
tcp_veno.c	Update broken web addresses in the kernel.	2010-10-18 11:03:14 +02:00
tcp_westwood.c	net: return operator cleanup	2010-09-23 14:33:39 -07:00
tcp_yeah.c
tunnel4.c	tunnels: add __rcu annotations	2010-10-27 11:37:32 -07:00
udp.c	net: fix nulls list corruptions in sk_prot_alloc	2010-12-16 14:26:56 -08:00
udp_impl.h
udplite.c	net: fix nulls list corruptions in sk_prot_alloc	2010-12-16 14:26:56 -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	include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h	2010-03-30 22:02:32 +09:00
xfrm4_output.c	netfilter: ipv4: use NFPROTO values for NF_HOOK invocation	2010-03-25 16:00:30 +01:00
xfrm4_policy.c	net dst: use a percpu_counter to track entries	2010-10-11 13:06:53 -07:00
xfrm4_state.c	xfrm: Allow different selector family in temporary state	2010-09-20 11:11:38 -07:00
xfrm4_tunnel.c	net: struct xfrm_tunnel in read_mostly section	2010-08-30 13:50:45 -07:00