signals: s/siginitset/sigemptyset/ in do_sigtimedwait()

[firefly-linux-kernel-4.4.55.git] / kernel / tracepoint.c

diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c
index ac5b23cf7212c6ebb0045bedce2f13ee8d0a19b3..33cbd8c203f8bbc9a461dd9e5abe9cdbab1f54c3 100644 (file)
--- a/kernel/tracepoint.c
+++ b/kernel/tracepoint.c
@@ -188,7 +188,6 @@ static int tracepoint_add_func(struct tracepoint *tp,
                WARN_ON_ONCE(1);
                return PTR_ERR(old);
        }
-       release_probes(old);
 
        /*
         * rcu_assign_pointer has a smp_wmb() which makes sure that the new
@@ -200,6 +199,7 @@ static int tracepoint_add_func(struct tracepoint *tp,
        rcu_assign_pointer(tp->funcs, tp_funcs);
        if (!static_key_enabled(&tp->key))
                static_key_slow_inc(&tp->key);
+       release_probes(old);
        return 0;
 }
 
@@ -221,7 +221,6 @@ static int tracepoint_remove_func(struct tracepoint *tp,
                WARN_ON_ONCE(1);
                return PTR_ERR(old);
        }
-       release_probes(old);
 
        if (!tp_funcs) {
                /* Removed last function */
@@ -232,6 +231,7 @@ static int tracepoint_remove_func(struct tracepoint *tp,
                        static_key_slow_dec(&tp->key);
        }
        rcu_assign_pointer(tp->funcs, tp_funcs);
+       release_probes(old);
        return 0;
 }
 
@@ -239,6 +239,7 @@ static int tracepoint_remove_func(struct tracepoint *tp,
  * tracepoint_probe_register -  Connect a probe to a tracepoint
  * @tp: tracepoint
  * @probe: probe handler
+ * @data: tracepoint data
  *
  * Returns 0 if ok, error value on error.
  * Note: if @tp is within a module, the caller is responsible for
@@ -264,6 +265,7 @@ EXPORT_SYMBOL_GPL(tracepoint_probe_register);
  * tracepoint_probe_unregister -  Disconnect a probe from a tracepoint
  * @tp: tracepoint
  * @probe: probe function pointer
+ * @data: tracepoint data
  *
  * Returns 0 if ok, error value on error.
  */