redonkable/alistair23-linux
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alistair23-linux/net
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Eric Dumazet 91035f0b7d tcp: fix inet_twsk_deschedule() 
Eric W. Biederman reported a lockdep splat in inet_twsk_deschedule()

This is caused by inet_twsk_purge(), run from process context,
and commit 575f4cd5a5 (net: Use rcu lookups in inet_twsk_purge.)
removed the BH disabling that was necessary.

Add the BH disabling but fine grained, right before calling
inet_twsk_deschedule(), instead of whole function.

With help from Linus Torvalds and Eric W. Biederman

Reported-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
CC: Daniel Lezcano <daniel.lezcano@free.fr>
CC: Pavel Emelyanov <xemul@openvz.org>
CC: Arnaldo Carvalho de Melo <acme@redhat.com>
CC: stable <stable@kernel.org> (# 2.6.33+)
Signed-off-by: David S. Miller <davem@davemloft.net>
2011-02-19 18:59:04 -08:00
..
9p net/9p: Use proper data types 2011-01-11 09:58:07 -06:00
802 net/802: add __rcu annotations 2010-10-25 13:09:44 -07:00
8021q 8021q: vlan device is lockless do not transfer real_num_{tx|rx}_queues 2010-11-28 10:47:19 -08:00
appletalk Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2010-04-11 14:53:53 -07:00
atm Merge branch 'for-2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq 2011-01-07 16:58:04 -08:00
ax25 net: ax25: fix information leak to userland harder 2011-01-12 00:34:49 -08:00
batman-adv batman-adv: Linearize fragment packets before merge 2011-02-08 00:54:31 +01:00
bluetooth Bluetooth: Set conn state to BT_DISCONN to avoid multiple responses 2011-02-02 12:47:59 -02:00
bridge bridge: Replace mp->mglist hlist with a bool 2011-02-12 01:05:42 -08:00
caif net/caif: Fix dangling list pointer in freed object on error. 2011-02-08 14:31:31 -08:00
can can: test size of struct sockaddr in sendmsg 2011-01-15 20:56:42 -08:00
ceph Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client 2011-01-13 10:25:24 -08:00
core net: deinit automatic LIST_HEAD 2011-02-18 11:49:36 -08:00
dcb Don't potentially dereference NULL in net/dcb/dcbnl.c:dcbnl_getapp() 2011-02-13 11:21:14 -08:00
dccp Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2011-01-13 10:05:56 -08:00
decnet Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2011-01-13 10:05:56 -08:00
dns_resolver Net: dns_resolver: Makefile: Remove deprecated kbuild goal definitions 2010-11-22 08:16:10 -08:00
dsa module: fix missing semicolons in MODULE macro usage 2011-01-24 14:32:54 +10:30
econet econet: remove compiler warnings 2011-01-27 14:15:54 -08:00
ethernet eth: fix new kernel-doc warning 2011-01-12 19:00:40 -08:00
ieee802154 net: RCU conversion of dev_getbyhwaddr() and arp_ioctl() 2010-12-08 10:07:24 -08:00
ipv4 tcp: fix inet_twsk_deschedule() 2011-02-19 18:59:04 -08:00
ipv6 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-2.6 2011-02-19 16:42:37 -08:00
ipx BKL: introduce CONFIG_BKL. 2010-10-21 15:44:13 +02:00
irda Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2010-12-26 22:37:05 -08:00
iucv [S390] irq: have detailed statistics for interrupt types 2011-01-05 12:47:25 +01:00
key net: return operator cleanup 2010-09-23 14:33:39 -07:00
l2tp Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2010-12-08 13:47:38 -08:00
lapb Net: lapb: Makefile: Remove deprecated kbuild goal definitions 2010-11-22 08:16:14 -08:00
llc net: RCU conversion of dev_getbyhwaddr() and arp_ioctl() 2010-12-08 10:07:24 -08:00
mac80211 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 2011-02-14 12:51:42 -08:00
netfilter netfilter: tproxy: do not assign timewait sockets to skb->sk 2011-02-17 11:32:38 +01:00
netlabel net: kill unused macros 2010-12-19 21:59:35 -08:00
netlink Revert "netlink: test for all flags of the NLM_F_DUMP composite" 2011-01-19 13:34:20 -08:00
netrom net: sk_sleep() helper 2010-04-20 16:37:13 -07:00
packet net: Use skb_checksum_start_offset() 2010-12-16 14:43:14 -08:00
phonet phonet: some signedness bugs 2011-01-10 13:33:17 -08:00
rds Net: rds: Makefile: Remove deprecated items 2010-11-22 08:16:15 -08:00
rfkill kconfig: rename CONFIG_EMBEDDED to CONFIG_EXPERT 2011-01-20 17:02:05 -08:00
rose Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2010-09-27 01:03:03 -07:00
rxrpc rxrpc: rxrpc_workqueue isn't used during memory reclaim 2011-01-14 09:25:11 -08:00
sched Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 2011-01-24 13:17:06 -08:00
sctp sctp: user perfect name for Delayed SACK Timer option 2011-01-19 16:51:29 -08:00
sunrpc NFS do not find client in NFSv4 pg_authenticate 2011-01-25 15:26:51 -05:00
tipc tipc: update log.h re-include protection to reflect new name 2011-01-01 14:56:18 -08:00
unix af_unix: Avoid socket->sk NULL OOPS in stream connect security hooks. 2011-01-05 15:38:53 -08:00
wanrouter Net: wanrouter: Makefile: Remove deprecated kbuild goal definitions 2010-11-22 08:16:16 -08:00
wimax Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6 2010-05-20 21:04:44 -07:00
wireless kconfig: rename CONFIG_EMBEDDED to CONFIG_EXPERT 2011-01-20 17:02:05 -08:00
x25 x25: Do not reference freed memory. 2011-02-09 22:36:13 -08:00
xfrm xfrm: avoid possible oopse in xfrm_alloc_dst 2011-02-10 23:08:33 -08:00
compat.c net: Limit socket I/O iovec total length to INT_MAX. 2010-10-28 11:47:52 -07:00
Kconfig Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2011-01-13 10:05:56 -08:00
Makefile net: Add batman-adv meshing protocol 2010-12-16 13:44:24 -08:00
nonet.c llseek: automatically add .llseek fop 2010-10-15 15:53:27 +02:00
socket.c pass default dentry_operations to mount_pseudo() 2011-01-12 20:03:43 -05:00
sysctl_net.c net: Remove unnecessary returns from void function()s 2010-05-17 23:23:14 -07:00
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