From 4f54b12ee1d5d8d82838653d272aea4cfb171442 Mon Sep 17 00:00:00 2001
From: evilsocket <evilsocket@gmail.com>
Date: Wed, 20 Mar 2019 13:36:44 +0100
Subject: [PATCH] fix: fixed a bug which prevented 'set alias MAC ""' to clear
 an alias

---
 session/session_core_handlers.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/session/session_core_handlers.go b/session/session_core_handlers.go
index 1a8fa83e..13f48419 100644
--- a/session/session_core_handlers.go
+++ b/session/session_core_handlers.go
@@ -274,6 +274,9 @@ func (s *Session) shHandler(args []string, sess *Session) error {
 func (s *Session) aliasHandler(args []string, sess *Session) error {
 	mac := args[0]
 	alias := str.Trim(args[1])
+	if alias == "\"\"" || alias == "''" {
+		alias = ""
+	}
 	s.Lan.SetAliasFor(mac, alias)
 	return nil
 }