Nadia Derbey e00b4ff7eb sysvipc: fix the ipc structures initialization ...

A problem was found while reviewing the code after Bugzilla bug
http://bugzilla.kernel.org/show_bug.cgi?id=11796.

In ipc_addid(), the newly allocated ipc structure is inserted into the
ipcs tree (i.e made visible to readers) without locking it.  This is not
correct since its initialization continues after it has been inserted in
the tree.

This patch moves the ipc structure lock initialization + locking before
the actual insertion.

Signed-off-by: Nadia Derbey <Nadia.Derbey@bull.net>
Reported-by: Clement Calmels <cboulte@gmail.com>
Cc: Manfred Spraul <manfred@colorfullife.com>
Cc: <stable@kernel.org>		[2.6.27.x]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2008-11-19 18:49:57 -08:00

..

compat_mq.c

Linux-2.6.12-rc2

2005-04-16 15:20:36 -07:00

compat.c

fix logic error in ipc compat semctl()

2007-07-06 10:23:43 -07:00

ipc_sysctl.c

sysctl: simplify ->strategy

2008-10-16 11:21:47 -07:00

ipcns_notifier.c

ipc: do not use a negative value to re-enable msgmni automatic recomputing

2008-07-25 10:53:42 -07:00

Makefile

ipc: recompute msgmni on ipc namespace creation/removal

2008-04-29 08:06:12 -07:00

mqueue.c

message queues: increase range limits

2008-10-20 08:52:40 -07:00

msg.c

ipc: only output msgmni value at boot time

2008-06-06 11:29:12 -07:00

msgutil.c

[PATCH] getting rid of all casts of k[cmz]alloc() calls

2006-12-13 09:05:58 -08:00

namespace.c

ipc: recompute msgmni on ipc namespace creation/removal

2008-04-29 08:06:12 -07:00

sem.c

ipc/sem.c: make free_un() static

2008-10-16 11:21:51 -07:00

shm.c

[PATCH] introduce fmode_t, do annotations

2008-10-21 07:47:06 -04:00

util.c

sysvipc: fix the ipc structures initialization

2008-11-19 18:49:57 -08:00

util.h

ipc: get rid of ipc_lock_down()

2008-07-25 10:53:42 -07:00