``` CC src/or/rephist.o CC src/or/router.o src/or/router.c: In function ‘router_my_exit_policy_is_reject_star’: src/or/router.c:2034:36: warning: potential null pointer dereference [-Wnull-dereference] return router_get_my_routerinfo()->policy_is_reject_star; ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ src/or/router.c:2034:36: warning: potential null pointer dereference [-Wnull-dereference] src/or/router.c:2034:36: warning: potential null pointer dereference [-Wnull-dereference] src/or/router.c: In function ‘check_descriptor_bandwidth_changed’: src/or/router.c:2636:36: warning: potential null pointer dereference [-Wnull-dereference] prev = router_get_my_routerinfo()->bandwidthcapacity; ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~ src/or/router.c:2636:36: warning: potential null pointer dereference [-Wnull-dereference] src/or/router.c:2636:36: warning: potential null pointer dereference [-Wnull-dereference] src/or/router.c: In function ‘check_descriptor_ipaddress_changed’: src/or/router.c:2696:8: warning: potential null pointer dereference [-Wnull-dereference] prev = router_get_my_routerinfo()->addr; ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ src/or/router.c:2696:8: warning: potential null pointer dereference [-Wnull-dereference] src/or/router.c:2696:8: warning: potential null pointer dereference [-Wnull-dereference] CC src/or/routerlist.o CC src/or/dirauth/shared_random.o ``` and ``` CC src/test/src_test_test-test_dos.o CC src/test/src_test_test-test_entrynodes.o src/test/test_entrynodes.c: In function ‘test_entry_guard_update_from_consensus_repair’: src/test/test_entrynodes.c:1254:26: warning: potential null pointer dereference [-Wnull-dereference] n->is_possible_guard = 0; ~~~~~~~~~~~~~~~~~~~~~^~~ src/test/test_entrynodes.c:1254:26: warning: potential null pointer dereference [-Wnull-dereference] src/test/test_entrynodes.c: In function ‘test_entry_guard_update_from_consensus_remove’: src/test/test_entrynodes.c:1319:26: warning: potential null pointer dereference [-Wnull-dereference] n->is_possible_guard = 0; ~~~~~~~~~~~~~~~~~~~~~^~~ src/test/test_entrynodes.c:1319:26: warning: potential null pointer dereference [-Wnull-dereference] src/test/test_entrynodes.c:1328:26: warning: potential null pointer dereference [-Wnull-dereference] n->is_possible_guard = 0; ~~~~~~~~~~~~~~~~~~~~~^~~ src/test/test_entrynodes.c:1328:26: warning: potential null pointer dereference [-Wnull-dereference] src/test/test_entrynodes.c: In function ‘test_entry_guard_update_from_consensus_status’: src/test/test_entrynodes.c:1153:26: warning: potential null pointer dereference [-Wnull-dereference] n->is_possible_guard = 0; ~~~~~~~~~~~~~~~~~~~~~^~~ src/test/test_entrynodes.c:1153:26: warning: potential null pointer dereference [-Wnull-dereference] src/test/test_entrynodes.c:1191:26: warning: potential null pointer dereference [-Wnull-dereference] n->is_possible_guard = 1; ~~~~~~~~~~~~~~~~~~~~~^~~ src/test/test_entrynodes.c:1191:26: warning: potential null pointer dereference [-Wnull-dereference] In file included from ./src/common/crypto.h:21:0, from ./src/or/or.h:69, from src/test/test_entrynodes.c:13: src/test/test_entrynodes.c:85:13: warning: potential null pointer dereference [-Wnull-dereference] tor_free(n->md->onion_curve25519_pkey); ~^~~ ./src/common/util.h:90:39: note: in definition of macro ‘tor_free’ typeof(&(p)) tor_free__tmpvar = &(p); \ ^ ./src/common/util.h:118:21: warning: potential null pointer dereference [-Wnull-dereference] #define raw_free free ^ ./src/common/util.h:91:5: note: in expansion of macro ‘raw_free’ raw_free(*tor_free__tmpvar); \ ^~~~~~~~ src/test/test_entrynodes.c:84:3: note: in expansion of macro ‘tor_free’ tor_free(n->rs); ^~~~~~~~ ./src/common/util.h:118:21: warning: potential null pointer dereference [-Wnull-dereference] #define raw_free free ^ ./src/common/util.h:91:5: note: in expansion of macro ‘raw_free’ raw_free(*tor_free__tmpvar); \ ^~~~~~~~ src/test/test_entrynodes.c:87:3: note: in expansion of macro ‘tor_free’ tor_free(n->md); ^~~~~~~~ src/test/test_entrynodes.c:86:22: warning: potential null pointer dereference [-Wnull-dereference] short_policy_free(n->md->exit_policy); ~^~~ ./src/common/util.h:129:45: note: in definition of macro ‘FREE_AND_NULL’ typename **tmp__free__ptr ## freefn = &(var); \ ^~~ src/test/test_entrynodes.c:86:3: note: in expansion of macro ‘short_policy_free’ short_policy_free(n->md->exit_policy); ^~~~~~~~~~~~~~~~~ ./src/common/util.h:92:22: warning: potential null pointer dereference [-Wnull-dereference] *tor_free__tmpvar=NULL; \ ^ src/test/test_entrynodes.c:84:3: note: in expansion of macro ‘tor_free’ tor_free(n->rs); ^~~~~~~~ src/test/test_entrynodes.c:85:13: warning: potential null pointer dereference [-Wnull-dereference] tor_free(n->md->onion_curve25519_pkey); ~^~~ ./src/common/util.h:90:39: note: in definition of macro ‘tor_free’ typeof(&(p)) tor_free__tmpvar = &(p); \ ^ ./src/common/util.h:118:21: warning: potential null pointer dereference [-Wnull-dereference] #define raw_free free ^ ./src/common/util.h:91:5: note: in expansion of macro ‘raw_free’ raw_free(*tor_free__tmpvar); \ ^~~~~~~~ src/test/test_entrynodes.c:84:3: note: in expansion of macro ‘tor_free’ tor_free(n->rs); ^~~~~~~~ ./src/common/util.h:118:21: warning: potential null pointer dereference [-Wnull-dereference] #define raw_free free ^ ./src/common/util.h:91:5: note: in expansion of macro ‘raw_free’ raw_free(*tor_free__tmpvar); \ ^~~~~~~~ src/test/test_entrynodes.c:87:3: note: in expansion of macro ‘tor_free’ tor_free(n->md); ^~~~~~~~ src/test/test_entrynodes.c:86:22: warning: potential null pointer dereference [-Wnull-dereference] short_policy_free(n->md->exit_policy); ~^~~ ./src/common/util.h:129:45: note: in definition of macro ‘FREE_AND_NULL’ typename **tmp__free__ptr ## freefn = &(var); \ ^~~ src/test/test_entrynodes.c:86:3: note: in expansion of macro ‘short_policy_free’ short_policy_free(n->md->exit_policy); ^~~~~~~~~~~~~~~~~ ./src/common/util.h:92:22: warning: potential null pointer dereference [-Wnull-dereference] *tor_free__tmpvar=NULL; \ ^ src/test/test_entrynodes.c:84:3: note: in expansion of macro ‘tor_free’ tor_free(n->rs); ^~~~~~~~ CC src/test/src_test_test-test_extorport.o CC src/test/src_test_test-test_hs_common.o CC src/test/src_test_test-test_hs_cell.o CC src/test/src_test_test-test_hs_service.o ``` at a stable Gentoo hardened Linux with app-forensics/afl 2.52b and gcc (Gentoo Hardened 6.4.0-r1 p1.3) 6.4.0