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-rw-r--r--include/linux/ptrace.h16
-rw-r--r--include/linux/tracehook.h4
2 files changed, 9 insertions, 11 deletions
diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h
index 18feac6f441e..b546fd6c3506 100644
--- a/include/linux/ptrace.h
+++ b/include/linux/ptrace.h
@@ -172,17 +172,17 @@ static inline bool ptrace_event_enabled(struct task_struct *task, int event)
* Check whether @event is enabled and, if so, report @event and @message
* to the ptrace parent.
*
- * Returns nonzero if we did a ptrace notification, zero if not.
- *
* Called without locks.
*/
-static inline int ptrace_event(int event, unsigned long message)
+static inline void ptrace_event(int event, unsigned long message)
{
- if (likely(!ptrace_event_enabled(current, event)))
- return false;
- current->ptrace_message = message;
- ptrace_notify((event << 8) | SIGTRAP);
- return true;
+ if (unlikely(ptrace_event_enabled(current, event))) {
+ current->ptrace_message = message;
+ ptrace_notify((event << 8) | SIGTRAP);
+ } else if (event == PTRACE_EVENT_EXEC && unlikely(current->ptrace)) {
+ /* legacy EXEC report via SIGTRAP */
+ send_sig(SIGTRAP, current, 0);
+ }
}
/**
diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h
index 7d38571b0c05..3b68aa842a92 100644
--- a/include/linux/tracehook.h
+++ b/include/linux/tracehook.h
@@ -201,9 +201,7 @@ static inline void tracehook_report_exec(struct linux_binfmt *fmt,
struct linux_binprm *bprm,
struct pt_regs *regs)
{
- if (!ptrace_event(PTRACE_EVENT_EXEC, 0) &&
- unlikely(current->ptrace & PT_PTRACED))
- send_sig(SIGTRAP, current, 0);
+ ptrace_event(PTRACE_EVENT_EXEC, 0);
}
/**