From ee42876f958cee5e90c650618fe994307a260397 Mon Sep 17 00:00:00 2001
From: Dmitry Vyukov <dvyukov@google.com>
Date: Thu, 30 Aug 2018 06:58:05 -0700
Subject: prog: fix corner case in normalizePrio

Based on twitter bug report:
https://twitter.com/panicaII/status/1035058001269248000
---
 prog/prio.go | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'prog/prio.go')

diff --git a/prog/prio.go b/prog/prio.go
index 0e726f702..95713392e 100644
--- a/prog/prio.go
+++ b/prog/prio.go
@@ -175,6 +175,9 @@ func normalizePrio(prios [][]float32) {
 		if nzero != 0 {
 			min /= 2 * float32(nzero)
 		}
+		if min == max {
+			max = 0
+		}
 		for i, p := range prio {
 			if max == 0 {
 				prio[i] = 1
-- 
cgit mrf-deployment