1 files changed, 2 insertions, 1 deletions
diff --git a/lib/dbwrap/dbwrap_private.h b/lib/dbwrap/dbwrap_private.h
index f3c42b9d374..6a528507321 100644
--- a/lib/dbwrap/dbwrap_private.h
+++ b/lib/dbwrap/dbwrap_private.h
@@ -58,7 +58,8 @@ struct db_context {
 	int (*exists)(struct db_context *db,TDB_DATA key);
 	int (*wipe)(struct db_context *db);
 	int (*check)(struct db_context *db);
-	void (*id)(struct db_context *db, const uint8_t **id, size_t *idlen);
+	size_t (*id)(struct db_context *db, uint8_t *id, size_t idlen);
+
 	const char *name;
 	void *private_data;
 	enum dbwrap_lock_order lock_order;