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| author | rl1987 <rl1987@sdf.lonestar.org> | 2015-02-22 17:34:00 +0200 |
|---|---|---|
| committer | Nick Mathewson <nickm@torproject.org> | 2015-03-31 14:37:02 -0400 |
| commit | 92fc728d83b7d02e95aae65b1eb083597bec141d (patch) | |
| tree | 49ad291aee3366974dc4c526031a43bb56c9b606 /src/common/address.c | |
| parent | 6af471f3944a91646db8b7ea0a915ed2f87cd705 (diff) | |
| download | tor-92fc728d83b7d02e95aae65b1eb083597bec141d.tar.gz tor-92fc728d83b7d02e95aae65b1eb083597bec141d.zip | |
Bugfix: we don't want loopback/multicastaddress from _hack().
Diffstat (limited to 'src/common/address.c')
| -rw-r--r-- | src/common/address.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/common/address.c b/src/common/address.c index e3c2521235..3e26576815 100644 --- a/src/common/address.c +++ b/src/common/address.c @@ -1542,8 +1542,16 @@ get_interface_address6_via_udp_socket_hack(int severity, goto err; } - tor_addr_from_sockaddr(addr, (struct sockaddr*)&my_addr, NULL); - r=0; + if (tor_addr_from_sockaddr(addr, (struct sockaddr*)&my_addr, NULL) == 0) { + if (tor_addr_is_loopback(addr) || tor_addr_is_multicast(addr)) { + log_fn(severity, LD_NET, "Address that we determined via UDP socket" + " magic is unsuitable for public comms."); + } + else { + r=0; + } + } + err: if (sock >= 0) tor_close_socket(sock); |