From 326161a5637a857622f498d916b8d463f10383df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ken-H=C3=A5vard=20Lieng?= <kk_998@hotmail.com>
Date: Thu, 13 Apr 2017 02:22:18 +0200
Subject: [PATCH] Check if server exists in storage.User.SetNick()

---
 storage/user.go | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/storage/user.go b/storage/user.go
index f348fdd5..0668ad56 100644
--- a/storage/user.go
+++ b/storage/user.go
@@ -165,11 +165,14 @@ func (u *User) SetNick(nick, address string) {
 		id := u.serverID(address)
 
 		server := Server{}
-		server.Unmarshal(b.Get(id))
-		server.Nick = nick
+		v := b.Get(id)
+		if v != nil {
+			server.Unmarshal(v)
+			server.Nick = nick
 
-		data, _ := server.Marshal(nil)
-		b.Put(id, data)
+			data, _ := server.Marshal(nil)
+			b.Put(id, data)
+		}
 
 		return nil
 	})