diff options
Diffstat (limited to 'src/feature/client/transports.c')
| -rw-r--r-- | src/feature/client/transports.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/src/feature/client/transports.c b/src/feature/client/transports.c index 403bedc183..878675ac4d 100644 --- a/src/feature/client/transports.c +++ b/src/feature/client/transports.c @@ -1798,20 +1798,21 @@ pt_get_extra_info_descriptor_string(void) /* Set transport-info line. */ { - char *transport_info_args = NULL; + char *version = NULL; + char *impl = NULL; if (mp->version) { - tor_asprintf(&transport_info_args, " version=%s", mp->version); + tor_asprintf(&version, " version=%s", mp->version); } if (mp->implementation) { - tor_asprintf(&transport_info_args, " implementation=%s", - mp->implementation); - } - if (transport_info_args) { - smartlist_add_asprintf(string_chunks, "transport-info%s", - transport_info_args ? transport_info_args : ""); - tor_free(transport_info_args); + tor_asprintf(&impl, " implementation=%s", mp->implementation); } + /* Always put in the line even if empty. Else, we don't know to which + * transport this applies to. */ + smartlist_add_asprintf(string_chunks, "transport-info%s%s", + version ? version: "", impl ? impl: ""); + tor_free(version); + tor_free(impl); } } SMARTLIST_FOREACH_END(mp); |