pgpool2.git / summary / log / commit / refs

commit    f9a4c92bb653c9b9e907ac5ccd34987ff6ffe569
Author:   Tatsuo Ishii <ishii@postgresql.org>
Date:     Fri Apr 20 06:41:17 2012 +0000

    Fix double free/memory corruption error when:
    1) on memory query cache enabled.
    2) BEGIN;
    3) hit ^D from psql


 pool_process_query.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pool_process_query.c b/pool_process_query.c
index 0bb9c2a85..3a82c393f 100644
--- a/pool_process_query.c
+++ b/pool_process_query.c
@@ -1375,6 +1375,11 @@ static int reset_backend(POOL_CONNECTION_POOL *backend, int qcnt)
 	if (cache)
 	{
 		pool_discard_temp_query_cache(cache);
+		/*
+		 * Reset temp_cache pointer in the current query context
+		 * so that we don't double free memory.
+		 */
+		session_context->query_context->temp_cache = NULL;
 	}
 		
 	return 1;


[parent: ce612806c703]