writer: Check if stringpool has been initialized before free

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/src/writer.c b/src/writer.c
index 9ca87cba87f35295c3f3f88a31b29f82d42a0303..03599c91394271254b9d55ad5b33dc54838a9498 100644 (file)
--- a/src/writer.c
+++ b/src/writer.c
@@ -172,7 +172,8 @@ static void loc_writer_free(struct loc_writer* writer) {
                loc_network_tree_unref(writer->networks);
 
        // Unref the string pool
-       loc_stringpool_unref(writer->pool);
+       if (writer->pool)
+               loc_stringpool_unref(writer->pool);
 
        loc_unref(writer->ctx);
        free(writer);