driverd: fix use-after-free error when maintaining match lists

diff --git a/src/bus-driverd/bus-driverd.c b/src/bus-driverd/bus-driverd.c
index 7e0ad1e0c05111235d12cf17b75fd74951e3873c..0f792038c4e0a147a03d07394731357d3ebd64d9 100644 (file)
--- a/src/bus-driverd/bus-driverd.c
+++ b/src/bus-driverd/bus-driverd.c
@@ -93,7 +93,7 @@ static void match_free(Match *m) {
                 first = hashmap_get(m->client->matches, m->match);
                 LIST_REMOVE(matches, first, m);
                 if (first)
-                        assert_se(hashmap_replace(m->client->matches, m->match, first) >= 0);
+                        assert_se(hashmap_replace(m->client->matches, first->match, first) >= 0);
                 else
                         hashmap_remove(m->client->matches, m->match);