scan-build: fix a crash-on-fail possibility in test_policy.c

diff --git a/src/test/test_policy.c b/src/test/test_policy.c
index d2ba1612de35f6b67759cd0e177e1ae29529a4ae..491c9a21fb97c8553f0ec5d954c605f609252da8 100644 (file)
--- a/src/test/test_policy.c
+++ b/src/test/test_policy.c
@@ -417,8 +417,10 @@ test_dump_exit_policy_to_string(void *arg)
 
  done:
 
- SMARTLIST_FOREACH(ri->exit_policy, addr_policy_t *,
-                   entry, addr_policy_free(entry));
+ if (ri->exit_policy) {
+   SMARTLIST_FOREACH(ri->exit_policy, addr_policy_t *,
+                     entry, addr_policy_free(entry));
+ }
  tor_free(ri);
  tor_free(ep);
 }