Warning fix: uninitialized variable may be used

[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 9af6d9d4acce64b9b9855e46ed462a624573c693..1739aa736f41737dfcd56c183ccca434f890f75f 100644 (file)
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -187,7 +187,14 @@ static int get_ust_runtime_stats(struct ltt_session *session,
        int ret;
        struct ltt_ust_session *usess;
 
+       if (!discarded_events || !lost_packets) {
+               ret = -1;
+               goto end;
+       }
+
        usess = session->ust_session;
+       assert(discarded_events);
+       assert(lost_packets);
 
        if (!usess || !session->has_been_started) {
                *discarded_events = 0;
@@ -216,6 +223,7 @@ static int get_ust_runtime_stats(struct ltt_session *session,
                *lost_packets += uchan->per_pid_closed_app_lost;
        } else {
                ERR("Unsupported buffer type");
+               assert(0);
                ret = -1;
                goto end;
        }
@@ -267,7 +275,7 @@ static void list_lttng_channels(enum lttng_domain_type domain,
                rcu_read_lock();
                cds_lfht_for_each_entry(session->ust_session->domain_global.channels->ht,
                                &iter.iter, uchan, node.node) {
-                       uint64_t discarded_events, lost_packets;
+                       uint64_t discarded_events = 0, lost_packets = 0;
 
                        strncpy(channels[i].name, uchan->name, LTTNG_SYMBOL_NAME_LEN);
                        channels[i].attr.overwrite = uchan->attr.overwrite;