X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fcmd.c;h=30cfc21c4f07fc5f90d637d260a8cbe3740b5a41;hb=1a29cff2973695e90fa1688b15760c8e98863d6b;hp=a80668831076a4396d14bdd45d2c155a01e7641c;hpb=b5edb9e87b46c7aaa8f2c829e677a1441ca0a260;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index a80668831..30cfc21c4 100644
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -1383,6 +1383,7 @@ static int validate_event_name(const char *name)
 	int ret = 0;
 	const char *c = name;
 	const char *event_name_end = c + LTTNG_SYMBOL_NAME_LEN;
+	bool null_terminated = false;
 
 	/*
 	 * Make sure that unescaped wildcards are only used as the last
@@ -1391,6 +1392,7 @@ static int validate_event_name(const char *name)
 	while (c < event_name_end) {
 		switch (*c) {
 		case '\0':
+		        null_terminated = true;
 			goto end;
 		case '\\':
 			c++;
@@ -1407,6 +1409,9 @@ static int validate_event_name(const char *name)
 		c++;
 	}
 end:
+	if (!ret && !null_terminated) {
+		ret = LTTNG_ERR_INVALID_EVENT_NAME;
+	}
 	return ret;
 }
 
@@ -1898,9 +1903,7 @@ int cmd_start_trace(struct ltt_session *session)
 	 * possible to enable channel thus inform the client.
 	 */
 	if (usess && usess->domain_global.channels) {
-		rcu_read_lock();
 		nb_chan += lttng_ht_get_count(usess->domain_global.channels);
-		rcu_read_unlock();
 	}
 	if (ksession) {
 		nb_chan += ksession->channel_count;