[evolution-rss] fix potential crash in feeds_dialog_edit

[Lucian Langa <lucilanga src gnome org>]

commit b6107818e9e3a5af8bab23ad97d2f90a23a7a210
Author: Lucian Langa <lucilanga gnome org>
Date:   Tue Jul 13 20:45:44 2010 +0300

    fix potential crash in feeds_dialog_edit

 src/rss-config-factory.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/rss-config-factory.c b/src/rss-config-factory.c
index 853b70f..009e677 100644
--- a/src/rss-config-factory.c
+++ b/src/rss-config-factory.c
@@ -1586,7 +1586,7 @@ feeds_dialog_edit(GtkDialog *d, gpointer data)
 				gtk_widget_destroy(feed->dialog);
 			process_dialog_edit(feed, name, feed_name);
 		}
-		if (feed->feed_url)
+		if (feed && feed->feed_url)
 			store_redraw(GTK_TREE_VIEW(rf->treeview));
 	}
 }