diff options
Diffstat (limited to 'notes.c')
| -rw-r--r-- | notes.c | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -153,8 +153,8 @@ static struct leaf_node *note_tree_find(struct notes_tree *t, * How to consolidate an int_node: * If there are > 1 non-NULL entries, give up and return non-zero. * Otherwise replace the int_node at the given index in the given parent node - * with the only entry (or a NULL entry if no entries) from the given tree, - * and return 0. + * with the only NOTE entry (or a NULL entry if no entries) from the given + * tree, and return 0. */ static int note_tree_consolidate(struct int_node *tree, struct int_node *parent, unsigned char index) @@ -173,6 +173,8 @@ static int note_tree_consolidate(struct int_node *tree, } } + if (p && (GET_PTR_TYPE(p) != PTR_TYPE_NOTE)) + return -2; /* replace tree with p in parent[index] */ parent->a[index] = p; free(tree); |