This fixes sf.net bug 1765573 which is a NULL pointer dereference.

Patch was written/tested by x-x and I did the indentation.


git-svn-id: https://znc.svn.sourceforge.net/svnroot/znc/trunk@817 726aef4b-f618-498e-8847-2d620e286838

Client.cpp

@@ -69,6 +69,11 @@ void CClient::ReadLine(const CString& sData) {
 			return;		// Don't forward this msg.  ZNC will handle nick changes until auth is complete
 		}
 
+		if (!m_pIRCSock) {
+			// No need to check against IRC nick or to forward it
+			return;
+		}
+
 		if ((m_pUser) && (sNick.CaseCmp(m_pUser->GetNick()) == 0)) {
 			m_uKeepNickCounter++;
 			// If the user is changing his nick to the conifg nick, set keepnick to the config value