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-rw-r--r--kernel/ptrace.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 0692ab5a0d67..42c317874cfa 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -304,6 +304,8 @@ int ptrace_detach(struct task_struct *child, unsigned int data)
if (child->ptrace) {
child->exit_code = data;
dead = __ptrace_detach(current, child);
+ if (!child->exit_state)
+ wake_up_process(child);
}
write_unlock_irq(&tasklist_lock);