git_object_lookup() should also check the type if the object comes from the cache

diff --git a/src/object.c b/src/object.c
index fce99153bdc9c0b36365b6bb7ef5a27ed409a93a..c432c6da0e5bca50e33b845977a78a21e7b0d3da 100644 (file)
--- a/src/object.c
+++ b/src/object.c
@@ -276,6 +276,9 @@ int git_object_lookup(git_object **object_out, git_repository *repo, const git_o
 
        object = git_hashtable_lookup(repo->objects, id);
        if (object != NULL) {
+               if (type != GIT_OBJ_ANY && type != object->source.raw.type)
+                       return GIT_EINVALIDTYPE;
+
                *object_out = object;
                object->lru = ++repo->lru_counter;
                object->can_free = 0;