[evolution-rss] do not crash on canceling imports

[Lucian Langa <lucilanga src gnome org>]

commit 53a06b5ff92c0370de4b10724e58e17c0f761805
Author: Lucian Langa <lucilanga gnome org>
Date:   Tue May 18 22:53:41 2010 +0300

    do not crash on canceling imports

 src/rss.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/rss.c b/src/rss.c
index 0dfe82a..666becf 100644
--- a/src/rss.c
+++ b/src/rss.c
@@ -3088,7 +3088,7 @@ setup_feed(add_feed *feed)
 	fetch_unblocking(
 		feed->feed_url,
 		textcb,
-		NULL,
+		g_strdup(feed->feed_url),
 		(gpointer)finish_setup_feed,
 		feed,	// we need to dupe key here
 		1,