card-mcrd: Free the allocated structures on cleanup

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18416
2019-10-21 15:59:16 +02:00 · 2019-10-21 15:59:16 +02:00 · 61cd7fcdb2
parent 6522df7587
commit 61cd7fcdb2
1 changed files with 1 additions and 0 deletions
--- a/src/libopensc/card-mcrd.c
+++ b/src/libopensc/card-mcrd.c
@ -297,6 +297,7 @@ static int mcrd_finish(sc_card_t * card)
 	while (priv->df_infos) {
 		struct df_info_s *tmp = priv->df_infos->next;
 		clear_special_files(priv->df_infos);
+		free(priv->df_infos);
 		priv->df_infos = tmp;
 	}
 	free(priv);