Messages in this thread Patch in this message |  | | | Date | Fri, 3 Jul 2009 11:23:11 +0200 | | From | Oleg Nesterov <> | | Subject | [PATCH] selinux_bprm_committed_creds: use __wake_up_parent() |
(depends on ptrace-__ptrace_detach-do-__wake_up_parent-if-we-reap-the-tracee.patch which exports __wake_up_parent)
Spotted by Valdis.Kletnieks@vt.edu.
selinux_bprm_committed_creds() should not play with ->wait_chldexit, now that __wake_up_parent() is exported change the code to use this helper.
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
--- WAIT/security/selinux/hooks.c~SEL_WAKE_PARENT 2009-06-16 17:01:42.000000000 +0200 +++ WAIT/security/selinux/hooks.c 2009-07-03 11:15:08.000000000 +0200 @@ -2404,7 +2404,7 @@ static void selinux_bprm_committed_creds /* Wake up the parent if it is waiting so that it can recheck * wait permission to the new task SID. */ read_lock(&tasklist_lock); - wake_up_interruptible(¤t->real_parent->signal->wait_chldexit); + __wake_up_parent(current, current->real_parent); read_unlock(&tasklist_lock); }
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