linux/net
Ying Xue 78dfb789b6 tipc: acquire necessary locks in named_cluster_distribute routine
The 'tipc_node_list' is guarded by tipc_net_lock and 'links' array
defined in 'tipc_node' structure is protected by node lock as well.
Without acquiring the two locks in named_cluster_distribute() a fatal
oops may happen in case that a destroyed link might be got and then
accessed. Therefore, above mentioned two locks must be held in
named_cluster_distribute() to prevent the issue from happening
accidentally.

As 'links' array in node struct must be protected by node lock,
we have to move the code of selecting an active link from
tipc_link_xmit() to named_cluster_distribute() and then call
__tipc_link_xmit() with the selected link to deliver name messages.

Signed-off-by: Ying Xue <ying.xue@windriver.com>
Reviewed-by: Erik Hugne <erik.hugne@ericsson.com>
Reviewed-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-27 13:08:36 -04:00
..
9p 9p/trans_virtio.c: Fix broken zero-copy on vmalloc() buffers 2014-02-10 17:48:54 -08:00
802
8021q vlan: make a new function vlan_dev_vlan_proto() and export 2014-03-26 16:41:28 -04:00
appletalk appletalk: fix checkpatch error with indent 2014-02-14 16:18:32 -05:00
atm
ax25
batman-adv batman-adv: Start new development cycle 2014-03-22 09:18:59 +01:00
bluetooth Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem 2014-03-21 14:02:04 -04:00
bridge net/bridge: Use RCU_INIT_POINTER(x, NULL) in br_vlan.c 2014-03-27 00:18:09 -04:00
caif net: Include appropriate header file in caif/cfsrvl.c 2014-02-09 17:32:49 -08:00
can can: remove CAN FD compatibility for CAN 2.0 sockets 2014-03-03 14:29:52 +01:00
ceph net: remove unnecessary return's 2014-02-13 18:33:38 -05:00
core net/core: Use RCU_INIT_POINTER(x, NULL) in netpoll.c 2014-03-27 00:18:09 -04:00
dcb
dccp dccp: re-enable debug macro 2014-02-16 23:45:00 -05:00
decnet net: Move prototype declaration to header file include/net/dn.h from net/decnet/af_decnet.c 2014-02-09 17:32:49 -08:00
dns_resolver
dsa
ethernet
hsr Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2014-03-05 20:32:02 -05:00
ieee802154 ieee802154: dgram: cleanup set of broadcast panid 2014-03-20 17:19:45 -04:00
ipv4 tcp: delete unused parameter in tcp_nagle_check() 2014-03-26 15:43:40 -04:00
ipv6 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2014-03-25 20:29:20 -04:00
ipx ipx: implement shutdown() 2014-02-12 19:26:32 -05:00
irda
iucv af_iucv: recvmsg problem for SOCK_STREAM sockets 2014-03-20 00:06:55 -04:00
key Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2014-03-25 20:29:20 -04:00
l2tp Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2014-03-14 22:31:55 -04:00
lapb
llc llc: remove noisy WARN from llc_mac_hdr_init 2014-01-28 18:01:32 -08:00
mac80211 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem 2014-03-21 14:02:04 -04:00
mac802154 ieee802154: add proper length checks to header creations 2014-03-14 22:15:26 -04:00
mpls
netfilter netfilter: Add missing vmalloc.h include to nft_hash.c 2014-03-18 23:12:02 -04:00
netlabel
netlink netlink: autosize skb lengthes 2014-03-10 13:56:26 -04:00
netrom
nfc NFC: 3.15: First pull request 2014-03-17 13:16:50 -04:00
openvswitch Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2014-03-25 20:29:20 -04:00
packet net: Rename skb->rxhash to skb->hash 2014-03-26 15:58:20 -04:00
phonet
rds
rfkill net: rfkill: move poll work to power efficient workqueue 2014-02-04 21:58:16 +01:00
rose
rxrpc af_rxrpc: Keep rxrpc_call pointers in a hashtable 2014-03-04 10:36:53 +00:00
sched net: sched: use no more than one page in struct fw_head 2014-03-18 14:17:55 -04:00
sctp Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2014-03-14 22:31:55 -04:00
sunrpc NFS client bugfixes for Linux 3.14 2014-02-19 12:13:02 -08:00
tipc tipc: acquire necessary locks in named_cluster_distribute routine 2014-03-27 13:08:36 -04:00
unix net: unix socket code abuses csum_partial 2014-03-06 16:19:33 -05:00
vmw_vsock
wimax
wireless Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem 2014-03-21 14:02:04 -04:00
x25
xfrm Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2014-03-25 20:29:20 -04:00
compat.c x86, x32: Correct invalid use of user timespec in the kernel 2014-01-30 18:44:13 -08:00
Kconfig
Makefile
nonet.c
socket.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2014-03-14 22:31:55 -04:00
sysctl_net.c