From f9beedba40217f07169ce9764f4371d40ee72367 Mon Sep 17 00:00:00 2001
From: jcopperfield <33193571+jcopperfield@users.noreply.github.com>
Date: Thu, 14 Dec 2017 16:03:07 +0100
Subject: [PATCH] Fix issue #5029 (#5041)

- infinite loop in generating time axis, due to insufficient bounds checking.
---
 src/scales/scale.time.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/scales/scale.time.js b/src/scales/scale.time.js
index 4fe39b81082..cfa9f829aa9 100644
--- a/src/scales/scale.time.js
+++ b/src/scales/scale.time.js
@@ -240,7 +240,7 @@ function determineStepSize(min, max, unit, capacity) {
 	var i, ilen, factor;
 
 	if (!steps) {
-		return Math.ceil(range / ((capacity || 1) * milliseconds));
+		return Math.ceil(range / (capacity * milliseconds));
 	}
 
 	for (i = 0, ilen = steps.length; i < ilen; ++i) {
@@ -748,7 +748,8 @@ module.exports = function(Chart) {
 			var tickLabelWidth = me.getLabelWidth(exampleLabel);
 			var innerWidth = me.isHorizontal() ? me.width : me.height;
 
-			return Math.floor(innerWidth / tickLabelWidth);
+			var capacity = Math.floor(innerWidth / tickLabelWidth);
+			return capacity > 0 ? capacity : 1;
 		}
 	});