From c58677987b22d0aecacff32cd07054ef3912e369 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Mon, 26 Dec 2011 13:18:16 +0400
Subject: [PATCH] only try to cache images when cache dir is writable

---
 include/rssfuncs.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/rssfuncs.php b/include/rssfuncs.php
index 821d6b175..4cb81cd06 100644
--- a/include/rssfuncs.php
+++ b/include/rssfuncs.php
@@ -678,7 +678,7 @@
 					}
 				}
 
-				if ($cache_images)
+				if ($cache_images && is_writable(CACHE_DIR . '/images'))
 					$entry_content = cache_images($entry_content, $site_url, $debug_enabled);
 
 				if ($_REQUEST["xdebug"] == 2) {