From ed9183d5e6ce23f1cf6f9a7d65d3e68214393e8a Mon Sep 17 00:00:00 2001
From: Tom Clegg <tom@curii.com>
Date: Thu, 25 Nov 2021 14:41:44 -0500
Subject: [PATCH] Fix interval tree unused node markers.

refs #18438

Arvados-DCO-1.1-Signed-off-by: Tom Clegg <tom@curii.com>
---
 mask.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mask.go b/mask.go
index 9daf606d66..42232e04f5 100644
--- a/mask.go
+++ b/mask.go
@@ -74,10 +74,10 @@ func (m *mask) freeze(in []interval) intervalTree {
 		itreesize = itreesize * 2
 	}
 	itree := make(intervalTree, itreesize)
-	itree.importSlice(0, in)
-	for i := len(in); i < itreesize; i++ {
+	for i := 0; i < itreesize; i++ {
 		itree[i].maxend = -1
 	}
+	itree.importSlice(0, in)
 	return itree
 }
 
-- 
2.30.2