Fix a few clang warnings.

src/or/hs_circuitmap.c

@@ -69,11 +69,11 @@ hs_circuit_hash_token(const or_circuit_t *circuit)
 HT_PROTOTYPE(hs_circuitmap_ht, // The name of the hashtable struct
              or_circuit_t,    // The name of the element struct,
              hs_circuitmap_node,        // The name of HT_ENTRY member
-             hs_circuit_hash_token, hs_circuits_have_same_token);
+             hs_circuit_hash_token, hs_circuits_have_same_token)
 
 HT_GENERATE2(hs_circuitmap_ht, or_circuit_t, hs_circuitmap_node,
              hs_circuit_hash_token, hs_circuits_have_same_token,
-             0.6, tor_reallocarray, tor_free_);
+             0.6, tor_reallocarray, tor_free_)
 
 #ifdef TOR_UNIT_TESTS
 

src/test/test_hs_service.c

@@ -23,7 +23,7 @@ static void
 test_gen_establish_intro_cell(void *arg)
 {
   (void) arg;
-  int retval;
+  ssize_t retval;
   uint8_t circuit_key_material[DIGEST_LEN] = {0};
   uint8_t buf[RELAY_PAYLOAD_SIZE];
   hs_cell_establish_intro_t *cell_out = NULL;