rbtree: Fix removing last element
authorBenjamin Otte <otte@redhat.com>
Mon, 14 Jan 2019 17:42:18 +0000 (18:42 +0100)
committerBenjamin Otte <otte@redhat.com>
Mon, 14 Jan 2019 17:42:18 +0000 (18:42 +0100)
commite10433770482047e0c522f8a0fbb5a320c156b04
tree1720db0a5a38b9c4c03005e1369415b33071c684
parent8a7706f2b5cfc1dd7cdf0b8865fc05da0f4a6891
rbtree: Fix removing last element

The refactoring of automatically updating tree->root when setting a
node's parent works very well - unless all nodes get removed and no
node's parent got updated.
gtk/gtkrbtree.c