driver-sqlite: Don't give false out of memory errors

Only log error from sqlite3_errmsg() when connected to the db, since
otherwise dovecot logs false "out of memory" errors.

diff --git a/src/lib-sql/driver-sqlite.c b/src/lib-sql/driver-sqlite.c
index 3ba030c3ccde7e0c86ca3c30ecd9068d5fc2b6f1..25cd79c0a26b4304acaaec91ce5e65fd20e2e089 100644 (file)
--- a/src/lib-sql/driver-sqlite.c
+++ b/src/lib-sql/driver-sqlite.c
@@ -352,7 +352,10 @@ static const char *driver_sqlite_result_get_error(struct sql_result *_result)
        struct sqlite_result *result = (struct sqlite_result *)_result;
        struct sqlite_db *db = (struct sqlite_db *)result->api.db;
 
-       return sqlite3_errmsg(db->sqlite);
+       if (db->connected)
+               return sqlite3_errmsg(db->sqlite);
+       else
+               return "Cannot connect to database";
 }
 
 static struct sql_transaction_context *