diff --git a/builtin/add.c b/builtin/add.c
index 78dfb26577..747511b68b 100644
--- a/builtin/add.c
+++ b/builtin/add.c
@@ -386,8 +386,7 @@ int cmd_add(int argc,
 	char *ps_matched = NULL;
 	struct lock_file lock_file = LOCK_INIT;
 
-	if (repo)
-		repo_config(repo, add_config, NULL);
+	repo_config(repo, add_config, NULL);
 
 	argc = parse_options(argc, argv, prefix, builtin_add_options,
 			  builtin_add_usage, PARSE_OPT_KEEP_ARGV0);
diff --git a/builtin/difftool.c b/builtin/difftool.c
index f17a55b3cf..a3b64ce694 100644
--- a/builtin/difftool.c
+++ b/builtin/difftool.c
@@ -753,8 +753,7 @@ int cmd_difftool(int argc,
 	};
 	struct child_process child = CHILD_PROCESS_INIT;
 
-	if (repo)
-		repo_config(repo, difftool_config, &dt_options);
+	repo_config(repo, difftool_config, &dt_options);
 	dt_options.symlinks = dt_options.has_symlinks;
 
 	argc = parse_options(argc, argv, prefix, builtin_difftool_options,