From 684816bfb32b99dff293deb698f3f66b2fe7f6c3 Mon Sep 17 00:00:00 2001
From: Nick Price <nick@spun.io>
Date: Fri, 25 Aug 2017 15:50:08 -0400
Subject: [PATCH] Check if line_count is zero to calculate space around line

---
 components/layout/flex.rs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/components/layout/flex.rs b/components/layout/flex.rs
index 24a377483d15..cd727c07e9c0 100644
--- a/components/layout/flex.rs
+++ b/components/layout/flex.rs
@@ -713,14 +713,18 @@ impl FlexFlow {
 
             line_interval = match line_align {
                 align_content::T::space_between => {
-                    if line_count == 1 {
+                    if line_count <= 1 {
                         Au(0)
                     } else {
                         free_space / (line_count - 1)
                     }
                 }
                 align_content::T::space_around => {
-                    free_space / line_count
+                    if line_count == 0 {
+                        Au(0)
+                    } else {
+                        free_space / line_count
+                    }
                 }
                 _ => Au(0),
             };