From 557ab433ca377a92c9c66d8b11089c9775fc54ea Mon Sep 17 00:00:00 2001
From: "bmlk%gmx.de" <bmlk%gmx.de@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Thu, 13 Nov 2003 17:34:46 +0000
Subject: [PATCH] OS/2 crash prevention, make sure that a division by zero can
 not occure, bug 221975, r/sr=bzbarsky

git-svn-id: svn://10.0.0.236/trunk@149254 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/layout/html/table/src/BasicTableLayoutStrategy.cpp | 4 ++++
 mozilla/layout/tables/BasicTableLayoutStrategy.cpp         | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/mozilla/layout/html/table/src/BasicTableLayoutStrategy.cpp b/mozilla/layout/html/table/src/BasicTableLayoutStrategy.cpp
index b04c251d002..510cf3623cc 100644
--- a/mozilla/layout/html/table/src/BasicTableLayoutStrategy.cpp
+++ b/mozilla/layout/html/table/src/BasicTableLayoutStrategy.cpp
@@ -490,6 +490,10 @@ void BasicTableLayoutStrategy::AllocateUnconstrained(PRInt32  aAllocAmount,
       numColsAllocated++;
     }
   }
+  if (!numColsAllocated) {
+    // redistribute the space to all columns and prevent a division by zero
+    numColsAllocated = numCols;
+  }
   for (colX = 0; colX < numCols; colX++) { 
     if (FINISHED != aAllocTypes[colX]) {
       if (aExclude0Pro) {
diff --git a/mozilla/layout/tables/BasicTableLayoutStrategy.cpp b/mozilla/layout/tables/BasicTableLayoutStrategy.cpp
index b04c251d002..510cf3623cc 100644
--- a/mozilla/layout/tables/BasicTableLayoutStrategy.cpp
+++ b/mozilla/layout/tables/BasicTableLayoutStrategy.cpp
@@ -490,6 +490,10 @@ void BasicTableLayoutStrategy::AllocateUnconstrained(PRInt32  aAllocAmount,
       numColsAllocated++;
     }
   }
+  if (!numColsAllocated) {
+    // redistribute the space to all columns and prevent a division by zero
+    numColsAllocated = numCols;
+  }
   for (colX = 0; colX < numCols; colX++) { 
     if (FINISHED != aAllocTypes[colX]) {
       if (aExclude0Pro) {