Kees Cook 101ede01df ipc/sem: avoid ipc_rcu_alloc() ...

Instead of using ipc_rcu_alloc() which only performs the refcount bump,
open code it to perform better sem-specific checks.  This also allows
for sem_array structure layout to be randomized in the future.

[manfred@colorfullife.com: Rediff, because the memset was temporarily inside ipc_rcu_alloc()]
Link: http://lkml.kernel.org/r/20170525185107.12869-10-manfred@colorfullife.com
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Manfred Spraul <manfred@colorfullife.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2017-07-12 16:26:01 -07:00

..

compat.c

ipc: resolve shadow warnings

2014-10-14 02:18:23 +02:00

ipc_sysctl.c

ipc/msg: increase MSGMNI, remove scaling

2014-12-13 12:42:52 -08:00

Makefile

mqueue: move compat syscalls to native ones

2017-07-04 13:13:49 -04:00

mq_sysctl.c

ipc: convert use of typedef ctl_table to struct ctl_table

2014-06-06 16:08:16 -07:00

mqueue.c

mqueue: fix a use-after-free in sys_mq_notify()

2017-07-09 14:37:19 -07:00

msg.c

ipc/msg: do not use ipc_rcu_free()

2017-07-12 16:26:01 -07:00

msgutil.c

ipc: account for kmem usage on mqueue and msg

2016-10-27 18:43:43 -07:00

namespace.c

sched/headers: Prepare to move the task_lock()/unlock() APIs to <linux/sched/task.h>

2017-03-02 08:42:38 +01:00

sem.c

ipc/sem: avoid ipc_rcu_alloc()

2017-07-12 16:26:01 -07:00

shm.c

ipc/shm: do not use ipc_rcu_free()

2017-07-12 16:26:01 -07:00

syscall.c

get rid of union semop in sys_semctl(2) arguments

2013-03-05 15:14:16 -05:00

util.c

ipc/util: drop ipc_rcu_free()

2017-07-12 16:26:01 -07:00

util.h

ipc/util: drop ipc_rcu_free()

2017-07-12 16:26:01 -07:00