File maildir-scantree.patch of Package claws-mail-maildir

--- src/maildir.c.orig	2012-10-09 14:47:54.000000000 +0200
+++ src/maildir.c	2012-10-09 14:48:19.000000000 +0200
@@ -281,7 +281,7 @@
 		foldername_utf8 = filename_to_utf8(foldername);
 
 		/* don't add items that already exist in the tree */
-		newitem = folder_find_child_item_by_name(parent, dirname_utf8);
+		newitem = folder_find_child_item_by_name(parent, foldername_utf8);
 		if (newitem == NULL) {
 			newitem = folder_item_new(parent->folder, foldername_utf8, dirname_utf8);
 			newitem->folder = folder;