Fix: Missing rcu_read_lock in cmd_list_events()

[lttng-tools.git] / src / bin / lttng-sessiond / cmd.c

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index 19c277d96eb0d2c955ee019ef6b06ccef521beb8..cc4adfd5db899b8afcd768ba4d334c871ef85e17 100644 (file)
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -2534,10 +2534,12 @@ ssize_t cmd_list_events(int domain, struct ltt_session *session,
                        struct lttng_ht_iter iter;
                        struct agent *agt;
 
+                       rcu_read_lock();
                        cds_lfht_for_each_entry(session->ust_session->agents->ht,
                                        &iter.iter, agt, node.node) {
                                nb_event = list_lttng_agent_events(agt, events);
                        }
+                       rcu_read_unlock();
                }
                break;
        default: