Fix: Missing rcu_read_lock in list_lttng_agent_events()

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index 21881296ec31b2a7cabc34c567082c6b5888c202..19c277d96eb0d2c955ee019ef6b06ccef521beb8 100644 (file)
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -219,7 +219,9 @@ static int list_lttng_agent_events(struct agent *agt,
 
        DBG3("Listing agent events");
 
+       rcu_read_lock();
        nb_event = lttng_ht_get_count(agt->events);
+       rcu_read_unlock();
        if (nb_event == 0) {
                ret = nb_event;
                goto error;