Clear out the string used for the temporarily stored hostname during DNS resolution. Should save at least strlen(host) per user

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@10496 e03df62e-2008-0410-955e-edbf42e46eb7

1 files changed, 4 insertions, 2 deletions

diff --git a/src/user_resolver.cpp b/src/user_resolver.cpp
index ec2f0cb87..9ca75cb5b 100644
--- a/src/user_resolver.cpp
+++ b/src/user_resolver.cpp
@@ -102,6 +102,9 @@ void UserResolver::OnLookupComplete(const std::string &result, unsigned int ttl,
 				this->bound_user->dns_done = true;
 			}
 		}
+		
+		// Save some memory by freeing this up; it's never used again in the user's lifetime.
+		this->bound_user->stored_host.resize(0);
 	}
 }
 
@@ -111,8 +114,7 @@ void UserResolver::OnError(ResolverError e, const std::string &errormessage)
 	{
 		this->bound_user->WriteServ("NOTICE Auth :*** Could not resolve your hostname: %s; using your IP address (%s) instead.", errormessage.c_str(), this->bound_user->GetIPString());
 		this->bound_user->dns_done = true;
+		this->bound_user->stored_host.resize(0);
 		ServerInstance->stats->statsDnsBad++;
 	}
 }
-
-