[PATCH v2 7/8] commit-graph: not compatible with uninitialized repo

[Derrick Stolee <dstolee@xxxxxxxxxxxxx>]

Signed-off-by: Derrick Stolee <dstolee@xxxxxxxxxxxxx>
---
 commit-graph.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/commit-graph.c b/commit-graph.c
index c4eaedf4e5..cee2caab5c 100644
--- a/commit-graph.c
+++ b/commit-graph.c
@@ -62,6 +62,9 @@ extern int read_replace_refs;
 
 static int commit_graph_compatible(struct repository *r)
 {
+	if (!r->gitdir)
+		return 0;
+
 	if (read_replace_refs) {
 		prepare_replace_object(r);
 		if (hashmap_get_size(&r->objects->replace_map->map))
-- 
2.18.0.118.gd4f65b8d14