bcachefs: Fix incorrect initialization of btree_node_old_extent_overwrite()

b->level and b->btree_id weren't set when the code was checking
btree_node_is_extents()

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2020-02-26 17:11:00 -05:00 • committed by Kent Overstreet
commit 00aad62aaf