Fix DNSBL lookups for IPv6.

A '.' gets added to the end of `reversedip` when creating the DNSBL
hostname for the resolver. We need to remove the trailing '.' on the
IPv6 form of `reversedip` or the resolver will fail.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/modules/m_dnsbl.cpp b/src/modules/m_dnsbl.cpp
index 91777637c..9a9ad85a2 100644
--- a/src/modules/m_dnsbl.cpp
+++ b/src/modules/m_dnsbl.cpp
@@ -384,6 +384,7 @@ class ModuleDNSBL : public Module, public Stats::EventListener
 				reversedip.push_back(*it);
 				reversedip.push_back('.');
 			}
+			reversedip.erase(reversedip.length() - 1, 1);
 		}
 		else
 			return;