The patch titled
do_wait-fix-security-checks-fix
has been removed from the -mm tree. Its filename was
do_wait-fix-security-checks-fix.patch
This patch was dropped because it was folded into do_wait-fix-security-checks.patch
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: do_wait-fix-security-checks-fix
From: Oleg Nesterov <oleg@xxxxxxxxxx>
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 <roland@xxxxxxxxxx>
Cc: Chris Wright <chrisw@xxxxxxxxxxxx>
Cc: Eric Paris <eparis@xxxxxxxxxx>
Cc: James Morris <jmorris@xxxxxxxxx>
Cc: Stephen Smalley <sds@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
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
@@ -1535,16 +1535,17 @@ 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 oleg@xxxxxxxxxx are
origin.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
proc-fix-openless-usage-due-to-proc_fops-flip.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
fix-setsid-for-sub-namespace-sbin-init.patch
teach-set_special_pids-to-use-struct-pid.patch
move-daemonized-kernel-threads-into-the-swappers-session.patch
start-the-global-sbin-init-with-00-special-pids.patch
fix-group-stop-with-exit-race.patch
sys_setsid-remove-now-unneeded-session-=-1-check.patch
move-the-related-code-from-exit_notify-to-exit_signals.patch
pid-sys_wait-fixes-v2.patch
pid-extend-fix-pid_vnr.patch
sys_getsid-dont-use-nsproxy-directly.patch
pid-fix-mips-irix-emulation-pid-usage.patch
pid-fix-mips-irix-emulation-pid-usage-fix.patch
pid-fix-solaris_procids.patch
uglify-kill_pid_info-to-fix-kill-vs-exec-race.patch
uglify-while_each_pid_task-to-make-sure-we-dont-count-the-execing-pricess-twice.patch
itimer_real-convert-to-use-struct-pid.patch
pidns-make-full-use-of-xxx_vnr-calls.patch
pidns-fix-badly-converted-mqueues-pid-handling.patch
clean-up-the-kill_something_info.patch
get-rid-of-the-kill_pgrp_info-function.patch
-
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