From 6b31846c438dc19cca0f2a01582bdf47dff61f81 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Wed, 12 Aug 2015 15:11:20 -0400
Subject: [PATCH] Fix IPv6 address validation on PHP with disabled IPv6 support

---
 program/js/editor.js |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/program/js/editor.js b/program/js/editor.js
index abd800c..6446dc5 100644
--- a/program/js/editor.js
+++ b/program/js/editor.js
@@ -548,9 +548,7 @@
         }
       }
 
-      if (rcmail.env.signatures[id]) {
-        sigElem.innerHTML = rcmail.env.signatures[id].html;
-      }
+      sigElem.innerHTML = rcmail.env.signatures[id] ? rcmail.env.signatures[id].html : '';
     }
     else if (!rcmail.env.top_posting) {
       position_element = $(this.editor.getBody()).children().last();

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