Fix: statedump: invalid read during iter_end

[lttng-ust.git] / src / lib / lttng-ust / lttng-ust-statedump.c

diff --git a/src/lib/lttng-ust/lttng-ust-statedump.c b/src/lib/lttng-ust/lttng-ust-statedump.c
index 64294706703b6c0ae6e475120c1ce68da181791c..309a98fa2201243913dbf09fcc16c8e2ae134338 100644 (file)
--- a/src/lib/lttng-ust/lttng-ust-statedump.c
+++ b/src/lib/lttng-ust/lttng-ust-statedump.c
@@ -423,10 +423,10 @@ void iter_end(struct dl_iterate_data *data, void *ip)
         */
        for (i = 0; i < UST_DL_STATE_TABLE_SIZE; i++) {
                struct cds_hlist_head *head;
-               struct lttng_ust_dl_node *e;
+               struct lttng_ust_dl_node *e, *tmp;
 
                head = &dl_state_table[i];
-               cds_hlist_for_each_entry_2(e, head, node) {
+               cds_hlist_for_each_entry_safe_2(e, tmp, head, node) {
                        if (e->marked) {
                                if (!e->traced) {
                                        trace_lib_load(&e->bin_data, ip);