fixup! path-walk API: avoid adding a root tree more than once

Ooops. Must not risk a segmentation fault in a partial clone missing trees... Signed-off-by: Johannes Schindelin <[email protected]>
git-for-windows · Oct 8, 2024 · d53e464 · d53e464
1 parent ed7f388
commit d53e464
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/path-walk.c b/path-walk.c
@@ -360,11 +360,11 @@ int walk_objects_by_path(struct path_walk_info *info)
 		oid = get_commit_tree_oid(c);
 		t = lookup_tree(info->revs->repo, oid);
 
-		if (t->object.flags & SEEN)
-			continue;
-		t->object.flags |= SEEN;
-
 		if (t) {
+			if (t->object.flags & SEEN)
+				continue;
+			t->object.flags |= SEEN;
+
 			if (!oidset_insert(&root_tree_set, oid))
 				oid_array_append(&root_tree_list->oids, oid);
 		} else {