Fix tests: NULL pointer dereference in ltt_ust_context unit tests

[lttng-tools.git] / tests / unit / test_ust_data.c

diff --git a/tests/unit/test_ust_data.c b/tests/unit/test_ust_data.c
index cf795cfa0759631867ecf1e22872fa420366a0b2..f22f8c4e21fdfcf3db85e9f6a3c8aec161d9cdb3 100644 (file)
--- a/tests/unit/test_ust_data.c
+++ b/tests/unit/test_ust_data.c
@@ -23,12 +23,14 @@
 #include <string.h>
 #include <unistd.h>
 #include <time.h>
+#include <urcu.h>
 
 #include <lttng/lttng.h>
 #include <bin/lttng-sessiond/lttng-ust-abi.h>
 #include <common/defaults.h>
 #include <bin/lttng-sessiond/trace-ust.h>
 #include <bin/lttng-sessiond/ust-app.h>
+#include <bin/lttng-sessiond/notification-thread.h>
 
 #include <tap/tap.h>
 
@@ -48,8 +50,9 @@ int lttng_opt_mi;
 int ust_consumerd32_fd;
 int ust_consumerd64_fd;
 
-/* Global variable required by sessiond objects being linked-in */
+/* Global variables required by sessiond objects being linked-in */
 struct lttng_ht *agent_apps_ht_by_sock;
+struct notification_thread_handle *notification_thread_handle;
 
 static const char alphanum[] =
        "0123456789"
@@ -103,8 +106,11 @@ static void test_create_ust_channel(void)
 {
        struct ltt_ust_channel *uchan;
        struct lttng_channel attr;
+       struct lttng_channel_extended extended;
 
        memset(&attr, 0, sizeof(attr));
+       memset(&extended, 0, sizeof(extended));
+       attr.attr.extended.ptr = &extended;
 
        ok(lttng_strncpy(attr.name, "channel0", sizeof(attr.name)) == 0,
                "Validate channel name length");
@@ -246,8 +252,12 @@ static void test_create_ust_context(void)
        uctx = trace_ust_create_context(&ectx);
        ok(uctx != NULL, "Create UST context");
 
-       ok((int) uctx->ctx.ctx == LTTNG_UST_CONTEXT_VTID,
-          "Validate UST context");
+       if (uctx) {
+               ok((int) uctx->ctx.ctx == LTTNG_UST_CONTEXT_VTID,
+                  "Validate UST context");
+       } else {
+               skip(1, "Skipping UST context validation as creation failed");
+       }
        free(uctx);
 }
 
@@ -257,11 +267,15 @@ int main(int argc, char **argv)
 
        diag("UST data structures unit test");
 
+       rcu_register_thread();
+
        test_create_one_ust_session();
        test_create_ust_channel();
        test_create_ust_event();
        test_create_ust_context();
        test_create_ust_event_exclusion();
 
+       rcu_unregister_thread();
+
        return exit_status();
 }