[SCM] GNU Mailutils branch, master, updated. rel-2_1-47-g735a362

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http://git.savannah.gnu.org/cgit/mailutils.git/commit/?id=735a362267d81a625fe2ddf31a8ce617e6bfacf5

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- Log -----------------------------------------------------------------
commit 735a362267d81a625fe2ddf31a8ce617e6bfacf5
Author: Sergey Poznyakoff <[email protected]>
Date:   Sat Mar 13 01:13:01 2010 +0200

    Bugfix.
    
    * mailbox/cfg_parser.y (mu_cfg_tree_union): Fix coredump
    on b->nodes==NULL.

-----------------------------------------------------------------------

Summary of changes:
 mailbox/cfg_parser.y |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/mailbox/cfg_parser.y b/mailbox/cfg_parser.y
index bb32d46..6cbf4af 100644
--- a/mailbox/cfg_parser.y
+++ b/mailbox/cfg_parser.y
@@ -506,8 +506,11 @@ mu_cfg_tree_union (mu_cfg_tree_t **pa, mu_cfg_tree_t **pb)
     return rc;
     
   /* Link node lists */
-  mu_list_append_list (a->nodes, b->nodes);
-  mu_list_destroy (&b->nodes);
+  if (b->nodes)
+    {
+      mu_list_append_list (a->nodes, b->nodes);
+      mu_list_destroy (&b->nodes);
+    }
   
   mu_debug_destroy (&b->debug, mu_debug_get_owner (b->debug));
   free (b);


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