From eeddb9caeb79e07046aa5612e2dbf82b83efe809 Mon Sep 17 00:00:00 2001
From: "gordon%netscape.com"
 <gordon%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Thu, 20 Sep 2001 01:09:01 +0000
Subject: [PATCH] Fix bug 100216, top crash on shutdown. Added null pointer
 check to nsCacheEntryDescriptor::RequestDataSizeChange(). r=gagan, sr=darin.

git-svn-id: svn://10.0.0.236/trunk@103250 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/netwerk/cache/src/nsCacheEntryDescriptor.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mozilla/netwerk/cache/src/nsCacheEntryDescriptor.cpp b/mozilla/netwerk/cache/src/nsCacheEntryDescriptor.cpp
index b14178e79bd..3ee48e68026 100644
--- a/mozilla/netwerk/cache/src/nsCacheEntryDescriptor.cpp
+++ b/mozilla/netwerk/cache/src/nsCacheEntryDescriptor.cpp
@@ -178,6 +178,8 @@ NS_IMETHODIMP nsCacheEntryDescriptor::GetDataSize(PRUint32 *result)
 nsresult
 nsCacheEntryDescriptor::RequestDataSizeChange(PRInt32 deltaSize)
 {
+    if (!mCacheEntry)  return NS_ERROR_NOT_AVAILABLE;
+
     nsresult  rv;
     rv = nsCacheService::GlobalInstance()->OnDataSizeChange(mCacheEntry, deltaSize);
     if (NS_SUCCEEDED(rv)) {