diff options
Diffstat (limited to 'src/lbpathtest.cc')
| -rw-r--r-- | src/lbpathtest.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/lbpathtest.cc b/src/lbpathtest.cc index a8ffbce..df29921 100644 --- a/src/lbpathtest.cc +++ b/src/lbpathtest.cc @@ -195,7 +195,10 @@ LBPathTest::send(const string &iface, const string &target_addr, int packet_id) } // bind a socket to a device name (might not work on all systems): - setsockopt(_send_sock, SOL_SOCKET, SO_BINDTODEVICE, iface.c_str(), iface.size()); + if (setsockopt(_send_sock, SOL_SOCKET, SO_BINDTODEVICE, iface.c_str(), iface.size()) != 0) { + syslog(LOG_ERR, "wan_lb: failure to bind to interface: %s", iface.c_str()); + return; //will allow the test to time out then + } //convert target_addr to ip addr struct hostent *h = gethostbyname(target_addr.c_str()); |