shm: fix wrong tests

Commit 4c677e2eef ("shm: optimize locking and ipc_namespace getting")
introduced a copy-paste bug.  Due to the bug cycle optimizations were
disabled.

Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Vasiliy Kulikov 2011-08-03 22:26:55 +04:00 committed by Linus Torvalds
parent 206506ccf0
commit 33a30ed4bd

View File

@ -294,7 +294,7 @@ static int shm_try_destroy_orphaned(int id, void *p, void *data)
void shm_destroy_orphaned(struct ipc_namespace *ns)
{
down_write(&shm_ids(ns).rw_mutex);
if (&shm_ids(ns).in_use)
if (shm_ids(ns).in_use)
idr_for_each(&shm_ids(ns).ipcs_idr, &shm_try_destroy_orphaned, ns);
up_write(&shm_ids(ns).rw_mutex);
}
@ -306,7 +306,7 @@ void exit_shm(struct task_struct *task)
/* Destroy all already created segments, but not mapped yet */
down_write(&shm_ids(ns).rw_mutex);
if (&shm_ids(ns).in_use)
if (shm_ids(ns).in_use)
idr_for_each(&shm_ids(ns).ipcs_idr, &shm_try_destroy_current, ns);
up_write(&shm_ids(ns).rw_mutex);
}