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-rw-r--r--kernel/signal.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index 1bf3c39d6109..80789a59b4db 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1499,7 +1499,7 @@ void do_notify_parent(struct task_struct *tsk, int sig)
1499 1499
1500 psig = tsk->parent->sighand; 1500 psig = tsk->parent->sighand;
1501 spin_lock_irqsave(&psig->siglock, flags); 1501 spin_lock_irqsave(&psig->siglock, flags);
1502 if (sig == SIGCHLD && 1502 if (!tsk->ptrace && sig == SIGCHLD &&
1503 (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN || 1503 (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN ||
1504 (psig->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDWAIT))) { 1504 (psig->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDWAIT))) {
1505 /* 1505 /*