diff options
Diffstat (limited to 'src/ext/eventdns.c')
| -rw-r--r-- | src/ext/eventdns.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/ext/eventdns.c b/src/ext/eventdns.c index 3ee9f72459..66280cccdb 100644 --- a/src/ext/eventdns.c +++ b/src/ext/eventdns.c @@ -2306,7 +2306,12 @@ _evdns_nameserver_add_impl(const struct sockaddr *address, ioctlsocket(ns->socket, FIONBIO, &nonblocking); } #else - fcntl(ns->socket, F_SETFL, O_NONBLOCK); + if (fcntl(ns->socket, F_SETFL, O_NONBLOCK) == -1) { + evdns_log(EVDNS_LOG_WARN, "Error %s (%d) while settings file status flags.", + tor_socket_strerror(errno), errno); + err = 2; + goto out2; + } #endif if (global_bind_addr_is_set && |