From c0e1a1f9631276b807f302637f096af42575ca28 Mon Sep 17 00:00:00 2001
From: Manish Goregaokar <manishsmail@gmail.com>
Date: Tue, 31 Jan 2017 22:23:00 -0800
Subject: [PATCH] Ensure that gradients have at least 2 stops

---
 components/style/values/specified/image.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/components/style/values/specified/image.rs b/components/style/values/specified/image.rs
index 3709ad20619..f63c1ae0ec3 100644
--- a/components/style/values/specified/image.rs
+++ b/components/style/values/specified/image.rs
@@ -141,6 +141,11 @@ impl Gradient {
             _ => { return Err(()); }
         };
 
+        // https://drafts.csswg.org/css-images/#typedef-color-stop-list
+        if stops.len() < 2 {
+            return Err(())
+        }
+
         Ok(Gradient {
             stops: stops,
             repeating: repeating,