--- evolution-data-server-2.21.91/camel/camel-mime-message.c.new	2008-02-15 11:14:39.744203000 +0800
+++ evolution-data-server-2.21.91/camel/camel-mime-message.c	2007-11-29 20:53:44.000000000 +0800
@@ -550,13 +550,12 @@
 void
 camel_mime_message_set_source (CamelMimeMessage *mime_message, const char *src)
 {
-	CamelURL *url = NULL;
+	CamelURL *url;
 	char *uri;
 
 	g_assert (mime_message);
 
-	if (src && src[0] != '\0')
-		url = camel_url_new (src, NULL);
+	url = camel_url_new (src, NULL);
 	if (url) {
 		uri = camel_url_to_string (url, CAMEL_URL_HIDE_ALL);
 		camel_medium_add_header (CAMEL_MEDIUM (mime_message), "X-Evolution-Source", uri);
