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-rw-r--r--include/linux/ptrace.h11
1 files changed, 3 insertions, 8 deletions
diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h
index 7456d7d87a19..1951805df63a 100644
--- a/include/linux/ptrace.h
+++ b/include/linux/ptrace.h
@@ -105,12 +105,7 @@ static inline int ptrace_reparented(struct task_struct *child)
105{ 105{
106 return child->real_parent != child->parent; 106 return child->real_parent != child->parent;
107} 107}
108static inline void ptrace_link(struct task_struct *child, 108
109 struct task_struct *new_parent)
110{
111 if (unlikely(child->ptrace))
112 __ptrace_link(child, new_parent);
113}
114static inline void ptrace_unlink(struct task_struct *child) 109static inline void ptrace_unlink(struct task_struct *child)
115{ 110{
116 if (unlikely(child->ptrace)) 111 if (unlikely(child->ptrace))
@@ -169,9 +164,9 @@ static inline void ptrace_init_task(struct task_struct *child, bool ptrace)
169 INIT_LIST_HEAD(&child->ptraced); 164 INIT_LIST_HEAD(&child->ptraced);
170 child->parent = child->real_parent; 165 child->parent = child->real_parent;
171 child->ptrace = 0; 166 child->ptrace = 0;
172 if (unlikely(ptrace)) { 167 if (unlikely(ptrace) && (current->ptrace & PT_PTRACED)) {
173 child->ptrace = current->ptrace; 168 child->ptrace = current->ptrace;
174 ptrace_link(child, current->parent); 169 __ptrace_link(child, current->parent);
175 } 170 }
176} 171}
177 172