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-rw-r--r--src/server/bnetserver/REST/LoginRESTService.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/server/bnetserver/REST/LoginRESTService.cpp b/src/server/bnetserver/REST/LoginRESTService.cpp
index 7ea25c0bc9c..ab02e0b4254 100644
--- a/src/server/bnetserver/REST/LoginRESTService.cpp
+++ b/src/server/bnetserver/REST/LoginRESTService.cpp
@@ -119,7 +119,8 @@ boost::asio::ip::tcp::endpoint const& LoginRESTService::GetAddressForClient(boos
else if (_localAddress.address().is_loopback())
return _externalAddress;
- if (boost::asio::ip::address_v4::netmask(_localAddress.address().to_v4()).to_ulong() & address.to_v4().to_ulong())
+ boost::asio::ip::address_v4 netmask = boost::asio::ip::address_v4::netmask(_localAddress.address().to_v4());
+ if ((netmask.to_ulong() & address.to_v4().to_ulong()) == (netmask.to_ulong() & _localAddress.address().to_v4().to_ulong()))
return _localAddress;
return _externalAddress;