The patch titled
do_wait-fix-security-checks-fix
has been added to the -mm tree. Its filename is
do_wait-fix-security-checks-fix.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: do_wait-fix-security-checks-fix
From: Oleg Nesterov <[EMAIL PROTECTED]>
On 11/24, Oleg Nesterov wrote:
>
> - if (!flag) {
> + if (flag)
> + continue;
This "last obvious cleanup right before sending the patch" is terribly wrong,
we can't continue, we must advance the tsk to the next_thread().
Cc: Roland McGrath <[EMAIL PROTECTED]>
Cc: Chris Wright <[EMAIL PROTECTED]>
Cc: Eric Paris <[EMAIL PROTECTED]>
Cc: James Morris <[EMAIL PROTECTED]>
Cc: Stephen Smalley <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
kernel/exit.c | 21 +++++++++++----------
1 file changed, 11 insertions(+), 10 deletions(-)
diff -puN kernel/exit.c~do_wait-fix-security-checks-fix kernel/exit.c
--- a/kernel/exit.c~do_wait-fix-security-checks-fix
+++ a/kernel/exit.c
@@ -1536,16 +1536,17 @@ repeat:
if (retval != 0) /* tasklist_lock released */
goto end;
}
- if (flag)
- continue;
- list_for_each_entry(p, &tsk->ptrace_children, ptrace_list) {
- flag = eligible_child(pid, options, p);
- if (!flag)
- continue;
- if (likely(flag > 0))
- break;
- retval = flag;
- goto end;
+ if (!flag) {
+ list_for_each_entry(p, &tsk->ptrace_children,
+ ptrace_list) {
+ flag = eligible_child(pid, options, p);
+ if (!flag)
+ continue;
+ if (likely(flag > 0))
+ break;
+ retval = flag;
+ goto end;
+ }
}
if (options & __WNOTHREAD)
break;
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
wait_task_stopped-dont-use-task_pid_nr_ns-lockless.patch
proc-remove-races-from-proc_id_readdir.patch
wait_task_stopped-pass-correct-exit_code-to.patch
use-__set_task_state-for-traced-stopped-tasks.patch
add-task_wakekill.patch
do_wait-remove-one-else-if-branch.patch
proc-implement-proc_single_file_operations.patch
proc-rewrite-do_task_stat-to-correctly-handle-pid-namespaces.patch
proc-seqfile-convert-proc_pid_statm.patch
proc-proper-pidns-handling-for-proc-self.patch
proc-fix-the-threaded-proc-self.patch
kill-pt_attached.patch
kill-my_ptrace_child.patch
ptrace_check_attach-remove-unneeded-signal-=-null-check.patch
ptrace_stop-fix-the-race-with-ptrace-detachattach.patch
wait_task_stopped-simplify-and-fix-races-with-sigcont-sigkill-untrace.patch
do_wait-factor-out-retval-=-0-checks.patch
ptrace_stop-fix-racy-nonstop_code-setting.patch
wait_task_stopped-remove-unneeded-delay_group_leader-check.patch
do_wait-cleanup-delay_group_leader-usage.patch
do_wait-fix-security-checks.patch
do_wait-fix-security-checks-fix.patch
wait_task_continued-zombie-dont-use-task_pid_nr_ns-lockless.patch
wait_task_zombie-remove-exit_state-exit_signal-checks-for-wnowait.patch
sys_setpgid-simplify-pid-ns-interaction.patch
-
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