tdb2: keep link of every non-internal tdb.

Instead of a per-file linked list, use a per-tdb list.  This is needed
for tdb_foreach().

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
(Imported from CCAN commit 2414f261918b4fb8a549dd385dba32118e37bf85)

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/tdb2/private.h b/lib/tdb2/private.h
index d7db41bf74..7c051121d7 100644
--- a/lib/tdb2/private.h
+++ b/lib/tdb2/private.h
@@ -310,9 +310,6 @@ struct tdb_access_hdr {
 };
 
 struct tdb_file {
-	/* Single list of all TDBs, to detect multiple opens. */
-	struct tdb_file *next;
-
 	/* How many are sharing us? */
 	unsigned int refcnt;
 
@@ -337,6 +334,9 @@ struct tdb_file {
 };
 
 struct tdb_context {
+	/* Single list of all TDBs, to detect multiple opens. */
+	struct tdb_context *next;
+
 	/* Filename of the database. */
 	const char *name;