config: Fix compiler warning on 64 bits hosts

diff --git a/src/config.c b/src/config.c
index 53f9ad0..91ad700 100644 (file)
--- a/src/config.c
+++ b/src/config.c
@@ -496,7 +496,7 @@ int __connman_config_load_service(GKeyFile *keyfile, const char *group,
                goto out;
        }
 
-       DBG("Saving %d bytes to %s", content_length, filename);
+       DBG("Saving %zu bytes to %s", content_length, service_name);
 
        if (g_file_set_contents(filename, content,
                                content_length, NULL) == FALSE) {