diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/rbtree.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/lib/rbtree.c b/lib/rbtree.c index f653659e0bc1..0455685f6a73 100644 --- a/lib/rbtree.c +++ b/lib/rbtree.c @@ -231,6 +231,15 @@ void rb_erase(struct rb_node *node, struct rb_root *root) node = node->rb_right; while ((left = node->rb_left) != NULL) node = left; + + if (rb_parent(old)) { + if (rb_parent(old)->rb_left == old) + rb_parent(old)->rb_left = node; + else + rb_parent(old)->rb_right = node; + } else + root->rb_node = node; + child = node->rb_right; parent = rb_parent(node); color = rb_color(node); @@ -247,15 +256,6 @@ void rb_erase(struct rb_node *node, struct rb_root *root) node->rb_right = old->rb_right; node->rb_left = old->rb_left; - if (rb_parent(old)) - { - if (rb_parent(old)->rb_left == old) - rb_parent(old)->rb_left = node; - else - rb_parent(old)->rb_right = node; - } else - root->rb_node = node; - rb_set_parent(old->rb_left, node); if (old->rb_right) rb_set_parent(old->rb_right, node); |