test_hs_control: initialize pointers to NULL

This is an attempt to fix CID 1486276, where coverity warns us that,
if the tests failed, we might free() an uninitialized pointer.

diff --git a/src/test/test_hs_control.c b/src/test/test_hs_control.c
index b036c5eada8f00f79f91b0258c1201c2d06c5b01..c32803b380f5429a3e989dc92b5ca94f8ffbee7b 100644 (file)
--- a/src/test/test_hs_control.c
+++ b/src/test/test_hs_control.c
@@ -798,7 +798,7 @@ test_hs_control_add_onion_helper_add_service(void *arg)
   hs_service_ht *global_map;
   hs_port_config_t *portcfg;
   smartlist_t *portcfgs;
-  char *address_out_good, *address_out_bad;
+  char *address_out_good = NULL, *address_out_bad = NULL;
   hs_service_t *service_good = NULL;
   hs_service_t *service_bad = NULL;