From d477f7fa6eaabda5ae70506aded6be15a30f80db Mon Sep 17 00:00:00 2001
From: Michael Jumper <mike.jumper@guac-dev.org>
Date: Fri, 15 May 2015 17:39:17 +0000
Subject: [PATCH] GUAC-587: Do not attempt to read contents of
 GUACAMOLE_HOME/extensions if not accessible.

---
 .../guacamole/net/basic/extension/ExtensionModule.java        | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/guacamole/src/main/java/org/glyptodon/guacamole/net/basic/extension/ExtensionModule.java b/guacamole/src/main/java/org/glyptodon/guacamole/net/basic/extension/ExtensionModule.java
index aabc06a62..adbe6a0e2 100644
--- a/guacamole/src/main/java/org/glyptodon/guacamole/net/basic/extension/ExtensionModule.java
+++ b/guacamole/src/main/java/org/glyptodon/guacamole/net/basic/extension/ExtensionModule.java
@@ -246,8 +246,10 @@ public class ExtensionModule extends ServletModule {
         });
 
         // Verify contents are accessible
-        if (extensionFiles == null)
+        if (extensionFiles == null) {
             logger.warn("Although GUACAMOLE_HOME/" + EXTENSIONS_DIRECTORY + " exists, its contents cannot be read.");
+            return;
+        }
         
         // Load each extension within the extension directory
         for (File extensionFile : extensionFiles) {