clear the category's variable tail pointer as well when variables are detached from it

git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.2@47686 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 1 insertions, 0 deletions

diff --git a/config.c b/config.c
index 616bb657e..4b3c79bf1 100644
--- a/config.c
+++ b/config.c
@@ -301,6 +301,7 @@ struct ast_variable *ast_category_detach_variables(struct ast_category *cat)
 
 	v = cat->root;
 	cat->root = NULL;
+	cat->last = NULL;
 
 	return v;
 }