1 files changed, 5 insertions, 10 deletions

diff --git a/lib/rbtree.c b/lib/rbtree.c
index 14b791ac5089..63473e04f18a 100644
--- a/lib/rbtree.c
+++ b/lib/rbtree.c
@@ -243,18 +243,13 @@ void rb_erase(struct rb_node *node, struct rb_root *root)
 
                 if (child)
                         child->rb_parent = parent;
-                if (parent)
-                {
-                        if (parent->rb_left == node)
-                                parent->rb_left = child;
-                        else
-                                parent->rb_right = child;
-                }
-                else
-                        root->rb_node = child;
 
-                if (node->rb_parent == old)
+                if (node->rb_parent == old) {
+                        parent->rb_right = child;
                         parent = node;
+                } else                  
+                        parent->rb_left = child;
+
                 node->rb_parent = old->rb_parent;
                 node->rb_color = old->rb_color;
                 node->rb_right = old->rb_right;