Patrick McHardy b19cbe2a16 [BRIDGE]: Fix fdb RCU race ...

br_fdb_get use atomic_inc to increase the refcount of an element found
on a RCU protected list, which can lead to the following race:

CPU0					CPU1

					br_fdb_get:   rcu_read_lock
					__br_fdb_get: find element
fdb_delete:   hlist_del_rcu
	      br_fdb_put
br_fdb_put:   atomic_dec_and_test
	      call_rcu(fdb_rcu_free)	br_fdb_get:   atomic_inc
						      rcu_read_unlock
fdb_rcu_free: kmem_cache_free

Use atomic_inc_not_zero instead.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

2007-03-22 12:25:20 -07:00

..

802

[PATCH] remove many unneeded #includes of sched.h

2007-02-14 08:09:54 -08:00

8021q

[VLAN]: Avoid a 4-order allocation.

2007-03-02 20:44:51 -08:00

appletalk

[PATCH] sysctl: remove insert_at_head from register_sysctl

2007-02-14 08:09:59 -08:00

atm

[PATCH] remove many unneeded #includes of sched.h

2007-02-14 08:09:54 -08:00

ax25

[PATCH] sysctl: remove insert_at_head from register_sysctl

2007-02-14 08:09:59 -08:00

bluetooth

[PATCH] bluetooth: fix socket locking in hci_sock_dev_event()

2007-03-08 07:38:21 -08:00

bridge

[BRIDGE]: Fix fdb RCU race

2007-03-22 12:25:20 -07:00

core

[NET]: Fix fib_rules dump race

2007-03-22 12:24:38 -07:00

dccp

[DCCP]: Initialise write_xmit_timer also on passive sockets

2007-03-09 13:47:58 -08:00

decnet

[PATCH] sysctl: remove the proc_dir_entry member for the sysctl tables

2007-02-14 08:10:00 -08:00

econet

[PATCH] remove many unneeded #includes of sched.h

2007-02-14 08:09:54 -08:00

ethernet

[PATCH] remove many unneeded #includes of sched.h

2007-02-14 08:09:54 -08:00

ieee80211

Merge branch 'upstream' into upstream-jgarzik

2007-02-17 18:26:09 -05:00

ipv4

[TCP]: Fix tcp_mem[] initialization.

2007-03-16 15:04:03 -07:00

ipv6

[IPV6]: ipv6_fl_socklist is inadvertently shared.

2007-03-16 16:14:03 -07:00

ipx

[IPX]: Remove ancient changelog

2007-02-28 09:42:06 -08:00

irda

[IrDA]: Calling ppp_unregister_channel() from process context

2007-03-20 00:09:42 -07:00

iucv

[S390]: Add AF_IUCV socket support

2007-02-08 13:51:54 -08:00

key

[IPSEC]: xfrm audit hook misplaced in pfkey_delete and xfrm_del_sa

2007-03-07 16:08:11 -08:00

lapb

[PATCH] remove many unneeded #includes of sched.h

2007-02-14 08:09:54 -08:00

llc

[PATCH] sysctl: remove insert_at_head from register_sysctl

2007-02-14 08:09:59 -08:00

netfilter

[NETFILTER]: nfnetlink_log: fix crash on bridged packet

2007-03-07 16:08:03 -08:00

netlabel

[NET]: Fix kfree(skb)

2007-02-28 09:42:14 -08:00

netlink

[PATCH] mark struct file_operations const 8

2007-02-12 09:48:46 -08:00

netrom

[PATCH] sysctl: remove insert_at_head from register_sysctl

2007-02-14 08:09:59 -08:00

packet

[AF_PACKET]: Remove unnecessary casts.

2007-02-26 11:42:45 -08:00

rose

[ROSE]: Socket locking is a great invention.

2007-03-12 15:53:33 -07:00

rxrpc

[PATCH] sysctl: remove insert_at_head from register_sysctl

2007-02-14 08:09:59 -08:00

sched

[PATCH] remove many unneeded #includes of sched.h

2007-02-14 08:09:54 -08:00

sctp

[SCTP]: Reset some transport and association variables on restart

2007-03-20 00:09:45 -07:00

sunrpc

[PATCH] knfsd: provide sunrpc pool_mode module option

2007-03-06 09:30:26 -08:00

tipc

[NET] TIPC: Fix whitespace errors.

2007-02-10 23:20:15 -08:00

unix

[NET]: Revert incorrect accept queue backlog changes.

2007-03-06 11:21:05 -08:00

wanrouter

[WANROUTER]: Delete superfluous source file "net/wanrouter/af_wanpipe.c".

2007-03-12 17:06:27 -07:00

x25

[X25] x25_forward_call(): fix NULL dereferences

2007-03-20 00:09:46 -07:00

xfrm

[XFRM]: ipsecv6 needs a space when printing audit record.

2007-03-20 00:09:47 -07:00

compat.c

[PATCH] remove many unneeded #includes of sched.h

2007-02-14 08:09:54 -08:00

Kconfig

[S390]: Rewrite of the IUCV base code, part 2

2007-02-08 13:37:42 -08:00

Makefile

[S390]: Rewrite of the IUCV base code, part 2

2007-02-08 13:37:42 -08:00

nonet.c

…

socket.c

[PATCH] AUDIT_FD_PAIR

2007-02-17 21:30:15 -05:00

sysctl_net.c

…

TUNABLE

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