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-rw-r--r--kernel/trace/ftrace.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 64997416415e..c0fabd7da5b2 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -5288,7 +5288,7 @@ static void release_probe(struct ftrace_func_probe *probe)
{
struct ftrace_probe_ops *probe_ops;
- mutex_lock(&ftrace_lock);
+ guard(mutex)(&ftrace_lock);
WARN_ON(probe->ref <= 0);
@@ -5306,7 +5306,6 @@ static void release_probe(struct ftrace_func_probe *probe)
list_del(&probe->list);
kfree(probe);
}
- mutex_unlock(&ftrace_lock);
}
static void acquire_probe_locked(struct ftrace_func_probe *probe)