[evolution-rss] validate img url before fetching

[Lucian Langa <lucilanga src gnome org>]

commit d979c812e12b2a314b99d3a3328e6ef2c258e01d
Author: Lucian Langa <lucilanga gnome org>
Date:   Tue Sep 29 23:38:57 2009 +0300

    validate img url before fetching

 src/rss.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/rss.c b/src/rss.c
index a18fa64..d2d9546 100644
--- a/src/rss.c
+++ b/src/rss.c
@@ -2374,7 +2374,7 @@ void org_gnome_cooly_format_rss(void *ep, EMFormatHookTarget *t)	//camelmimepart
 				while ((doc = html_find(doc, "img"))) {
 					int real_width = 0;
 					xmlChar *url = xmlGetProp(doc, (xmlChar *)"src");
-        	if (!g_file_test(url, G_FILE_TEST_EXISTS)) {
+        	if (!g_file_test(url, G_FILE_TEST_EXISTS) && url) {
 			camel_url_decode((char *)url);
 			//FIXME lame method of extracting data cache path
 			//there must be a function in camel for getting data cache path