SoW-2020-0003: Trace Hit Counters

[lttng-tools.git] / src / common / actions / group.c

diff --git a/src/common/actions/group.c b/src/common/actions/group.c
index 31c6f456ebcdf2c11c3e0da702f5733befd13eac..f7bbfd5a9155aac87fd93fb6b211466b7ea0435b 100644 (file)
--- a/src/common/actions/group.c
+++ b/src/common/actions/group.c
@@ -217,6 +217,11 @@ ssize_t lttng_action_group_create_from_payload(
                                lttng_payload_view_from_view(view, consumed_len,
                                                view->buffer.size - consumed_len);
 
+               if (!lttng_payload_view_is_valid(&child_view)) {
+                       consumed_len = -1;
+                       goto end;
+               }
+
                consumed_len_child = lttng_action_create_from_payload(
                                &child_view, &child_action);
                if (consumed_len_child < 0) {
@@ -348,3 +353,11 @@ const struct lttng_action *lttng_action_group_get_at_index(
 end:
        return action;
 }
+
+struct lttng_action *lttng_action_group_get_mutable_at_index(
+               struct lttng_action *group,
+               unsigned int index)
+{
+       return (struct lttng_action *) lttng_action_group_get_at_index(
+                       (const struct lttng_action *) group, index);
+}