[Pkg-javascript-commits] [pdf.js] 08/207: Prevent adding undefined array entries to CMap.map in mapRangeToArray (issue 4875)

[David Prévot]

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taffit pushed a commit to branch master
in repository pdf.js.

commit d1c71ab7adfbf2536584eb67f655f5e7287cf601
Author: Jonas Jenwald <jonas.jenwald at gmail.com>
Date:   Mon Jun 2 14:29:54 2014 +0200

    Prevent adding undefined array entries to CMap.map in mapRangeToArray (issue 4875)
---
 src/core/cmap.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/cmap.js b/src/core/cmap.js
index f195290..792c679 100644
--- a/src/core/cmap.js
+++ b/src/core/cmap.js
@@ -222,8 +222,8 @@ var CMap = (function CMapClosure() {
     },
 
     mapRangeToArray: function(low, high, array) {
-      var i = 0;
-      while (low <= high) {
+      var i = 0, ii = array.length;
+      while (low <= high && i < ii) {
         this.map[low] = array[i++];
         ++low;
       }

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