From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Mon, 17 Sep 2012 14:11:09 +0000 (-0400)
Subject: Fix: add events with 0 field to field list
X-Git-Tag: v2.1.0-rc2~44
X-Git-Url: http://git.liburcu.org/?a=commitdiff_plain;h=26329f266af91824651fe32df3003c45c71985b8;p=lttng-ust.git

Fix: add events with 0 field to field list

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/liblttng-ust/ltt-probes.c b/liblttng-ust/ltt-probes.c
index 1e1407e6..d04ce221 100644
--- a/liblttng-ust/ltt-probes.c
+++ b/liblttng-ust/ltt-probes.c
@@ -244,6 +244,28 @@ int ltt_probes_get_field_list(struct lttng_ust_field_list *list)
 				probe_desc->event_desc[i];
 			int j;
 
+			if (event_desc->nr_fields == 0) {
+				/* Events without fields. */
+				struct tp_field_list_entry *list_entry;
+
+				list_entry = zmalloc(sizeof(*list_entry));
+				if (!list_entry)
+					goto err_nomem;
+				cds_list_add(&list_entry->head, &list->head);
+				strncpy(list_entry->field.event_name,
+					event_desc->name,
+					LTTNG_UST_SYM_NAME_LEN);
+				list_entry->field.event_name[LTTNG_UST_SYM_NAME_LEN - 1] = '\0';
+				list_entry->field.field_name[0] = '\0';
+				list_entry->field.type = LTTNG_UST_FIELD_OTHER;
+				if (!event_desc->loglevel) {
+					list_entry->field.loglevel = TRACE_DEFAULT;
+				} else {
+					list_entry->field.loglevel = *(*event_desc->loglevel);
+				}
+				list_entry->field.nowrite = 1;
+			}
+
 			for (j = 0; j < event_desc->nr_fields; j++) {
 				const struct lttng_event_field *event_field =
 					&event_desc->fields[j];