From b7472e439702a7dc85a8fb9e963880ae56b1ca1d Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Sun, 15 May 2016 18:11:46 +0200
Subject: [PATCH] [Coverity] Prevent possible edge-case divide by zero error

---
 renderdocui/Controls/RangeHistogram.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/renderdocui/Controls/RangeHistogram.cs b/renderdocui/Controls/RangeHistogram.cs
index 742ba6573..de629e2eb 100644
--- a/renderdocui/Controls/RangeHistogram.cs
+++ b/renderdocui/Controls/RangeHistogram.cs
@@ -452,6 +452,9 @@ namespace renderdocui.Controls
                     }
                 }
 
+                if (maxval == 0)
+                    maxval = 1;
+
                 for (int i = 0; i < HistogramData.Length; i++)
                 {
                     float x = (float)i / (float)HistogramData.Length;