From: Sadie Powell <sadie@witchery.services>
Date: Tue, 24 Nov 2020 16:41:27 +0000 (+0000)
Subject: Fail a SANICK if the target nickname already exists.
X-Git-Url: https://git.netwichtig.de/gitweb/?a=commitdiff_plain;h=78db7544d26cdeffeb2bd8045529fe90bd5d852d;p=user%2Fhenk%2Fcode%2Finspircd.git

Fail a SANICK if the target nickname already exists.

Workaround for #1791.
---

diff --git a/src/modules/m_sanick.cpp b/src/modules/m_sanick.cpp
index 724553e3c..31813bedf 100644
--- a/src/modules/m_sanick.cpp
+++ b/src/modules/m_sanick.cpp
@@ -69,7 +69,7 @@ class CommandSanick : public Command
 		{
 			const std::string oldnick = target->nick;
 			const std::string newnick = parameters[1];
-			if (target->ChangeNick(newnick))
+			if (!ServerInstance->FindNickOnly(newnick) && target->ChangeNick(newnick))
 			{
 				ServerInstance->SNO->WriteGlobalSno('a', user->nick + " used SANICK to change " + oldnick + " to " + newnick);
 			}