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-rw-r--r--kernel/exit.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/exit.c b/kernel/exit.c
index 2b1ba8048a14..9fa99702645d 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -189,7 +189,6 @@ repeat:
zap_leader = 0;
leader = p->group_leader;
if (leader != p && thread_group_empty(leader) && leader->exit_state == EXIT_ZOMBIE) {
- BUG_ON(task_detached(leader));
/*
* If we were the last child thread and the leader has
* exited already, and the leader's parent ignores SIGCHLD,
@@ -1231,9 +1230,9 @@ static int wait_task_zombie(struct wait_opts *wo, struct task_struct *p)
traced = ptrace_reparented(p);
/*
* It can be ptraced but not reparented, check
- * !task_detached() to filter out sub-threads.
+ * thread_group_leader() to filter out sub-threads.
*/
- if (likely(!traced) && likely(!task_detached(p))) {
+ if (likely(!traced) && thread_group_leader(p)) {
struct signal_struct *psig;
struct signal_struct *sig;
unsigned long maxrss;
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