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-rw-r--r--kernel/trace/trace_selftest.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c
index a6f1ed75f836..85715b86a342 100644
--- a/kernel/trace/trace_selftest.c
+++ b/kernel/trace/trace_selftest.c
@@ -248,6 +248,10 @@ trace_selftest_startup_function(struct tracer *trace, struct trace_array *tr)
ftrace_enabled = save_ftrace_enabled;
tracer_enabled = save_tracer_enabled;
+ /* kill ftrace totally if we failed */
+ if (ret)
+ ftrace_kill();
+
return ret;
}
#endif /* CONFIG_FTRACE */