Fix: Unchecked NULL string in logging statement

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

diff --git a/src/bin/lttng-sessiond/agent.c b/src/bin/lttng-sessiond/agent.c
index e9cd5fa050a2ac5b32d46e0e5478ec22d99f9a86..229647b10250b50805afde525ca35e4ae3de2fac 100644 (file)
--- a/src/bin/lttng-sessiond/agent.c
+++ b/src/bin/lttng-sessiond/agent.c
@@ -807,7 +807,8 @@ struct agent_event *agent_create_event(const char *name,
 
        DBG3("Agent create new event with name %s, loglevel type %d, \
                        loglevel value %d and filter %s",
-                       name, loglevel_type, loglevel_value, filter_expression);
+                       name, loglevel_type, loglevel_value,
+                       filter_expression ? filter_expression : "NULL");
 
        if (!name) {
                ERR("Failed to create agent event; no name provided.");