From: Maria Matejka <mq@ucw.cz>
Date: Tue, 28 Jun 2022 10:57:18 +0000 (+0200)
Subject: Fixed bad import table attributes freeing
X-Git-Tag: v3.0-alpha1~171^2~30
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=61842ff3157d323f4d13b92effeca1c56c1dd262;p=thirdparty%2Fbird.git

Fixed bad import table attributes freeing
---

diff --git a/nest/rt-table.c b/nest/rt-table.c
index 7fcc43afc..afa0ec5c8 100644
--- a/nest/rt-table.c
+++ b/nest/rt-table.c
@@ -1627,7 +1627,14 @@ rte_update(struct channel *c, const net_addr *n, rte *new, struct rte_src *src)
   /* Now the route attributes are kept by the in-table cached version
    * and we may drop the local handle */
   if (new && (c->in_keep & RIK_PREFILTER))
-    ea_free(new->attrs);
+  {
+    /* There may be some updates on top of the original attribute block */
+    ea_list *a = new->attrs;
+    while (a->next)
+      a = a->next;
+
+    ea_free(a);
+  }
 
   rte_update_unlock();
 }