diff options
| -rw-r--r-- | kernel/trace/fgraph.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/trace/fgraph.c b/kernel/trace/fgraph.c index 2eed8bc672f9..988a4c4ba97b 100644 --- a/kernel/trace/fgraph.c +++ b/kernel/trace/fgraph.c @@ -1316,7 +1316,8 @@ error: ftrace_graph_active--; gops->saved_func = NULL; fgraph_lru_release_index(i); - unregister_pm_notifier(&ftrace_suspend_notifier); + if (!ftrace_graph_active) + unregister_pm_notifier(&ftrace_suspend_notifier); } return ret; } |