1 files changed, 9 insertions, 1 deletions
diff --git a/shallow.c b/shallow.c
index e158be5..8cb768e 100644
--- a/shallow.c
+++ b/shallow.c
@@ -97,6 +97,13 @@ int commit_shallow_file(struct repository *r, struct shallow_lock *lk)
 {
 	int res = commit_lock_file(&lk->lock);
 	reset_repository_shallow(r);
+
+	/*
+	 * Update in-memory data structures with the new shallow information,
+	 * including unparsing all commits that now have grafts.
+	 */
+	is_repository_shallow(r);
+
 	return res;
 }
 
@@ -262,6 +269,7 @@ struct commit_list *get_shallow_commits_by_rev_list(int ac, const char **av,
 		if ((o->flags & both_flags) == both_flags)
 			o->flags &= ~not_shallow_flag;
 	}
+	release_revisions(&revs);
 	return result;
 }
 
@@ -560,7 +568,7 @@ static void paint_down(struct paint_info *info, const struct object_id *oid,
 		else
 			c->object.flags |= SEEN;
 
-		if (*refs == NULL)
+		if (!*refs)
 			*refs = bitmap;
 		else {
 			memcpy(tmp, *refs, bitmap_size);