From: Andrew Tridgell <tridge@samba.org>
Date: Wed, 18 Apr 2007 05:27:26 +0000 (+1000)
Subject: make sure we don't double free in the async lock handler
X-Git-Tag: tevent-0.9.20~348^2~2882
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=706003088925c39020b1dbc66e4dbc9315a1696d;p=thirdparty%2Fsamba.git

make sure we don't double free in the async lock handler
(This used to be ctdb commit 67d3e64f82fd71ff1e32bf377d0cf1f636b9602f)
---

diff --git a/ctdb/common/ctdb_ltdb.c b/ctdb/common/ctdb_ltdb.c
index 823c296be0d..1d34d90e2ed 100644
--- a/ctdb/common/ctdb_ltdb.c
+++ b/ctdb/common/ctdb_ltdb.c
@@ -287,6 +287,10 @@ int ctdb_ltdb_lock_fetch_requeue(struct ctdb_db_context *ctdb_db,
 		return -1;
 	}
 
+	/* we need to move the packet off the temporary context in ctdb_recv_pkt(),
+	   so it won't be freed yet */
+	talloc_steal(ctdb_db, hdr);
+
 	/* now tell the caller than we will retry asynchronously */
 	return -2;
 }