From 6b01734ccf17de9f2dbc407841cc06e07f061e3f Mon Sep 17 00:00:00 2001
From: Miguel Freitas <miguelfreitas@users.noreply.github.com>
Date: Thu, 9 Jan 2014 14:48:42 -0200
Subject: [PATCH] fix segfault in dhtget when ses is NULL
 (http://pastebin.com/rcJQm48W)

---
 src/twister.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/twister.cpp b/src/twister.cpp
index c41a3b5d..443c07b3 100644
--- a/src/twister.cpp
+++ b/src/twister.cpp
@@ -1138,6 +1138,9 @@ Value dhtput(const Array& params, bool fHelp)
             "dhtput <username> <resource> <s(ingle)/m(ulti)> <value> <sig_user> <seq>\n"
             "Store resource in dht network");
 
+    if( !ses )
+        return Value();
+
     EnsureWalletIsUnlocked();
 
     string strUsername = params[0].get_str();
@@ -1181,6 +1184,9 @@ Value dhtget(const Array& params, bool fHelp)
             "dhtget <username> <resource> <s(ingle)/m(ulti)>\n"
             "Get resource from dht network");
 
+    if( !ses )
+        return Array();
+
     string strUsername = params[0].get_str();
     string strResource = params[1].get_str();
     string strMulti    = params[2].get_str();