From: Date: July 2 2008 10:55pm
Subject: bzr commit into mysql-6.0-falcon branch (klong:2727) Bug#37749
List-Archive: http://lists.mysql.com/commits/48915
X-Bug: 37749
Message-Id: <200807022055.m62KtXcx008857@opt8-a.sanuk.net>
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#At bzr+ssh://bk-internal.mysql.com/bzrroot/server/mysql-6.0-falcon/

 2727 Kelly Long	2008-07-02
      fix 32-bit math overflow -- Bug #37749
modified:
  storage/falcon/SectorBuffer.cpp

per-file messages:
  storage/falcon/SectorBuffer.cpp
    fix 32-bit math overflow
=== modified file 'storage/falcon/SectorBuffer.cpp'
--- a/storage/falcon/SectorBuffer.cpp	2008-06-17 21:00:45 +0000
+++ b/storage/falcon/SectorBuffer.cpp	2008-07-02 20:55:11 +0000
@@ -39,7 +39,7 @@ void SectorBuffer::readPage(Bdb* bdb)
 
 void SectorBuffer::readSector()
 {
-	uint64 offset = sectorNumber * cache->pagesPerSector * cache->pageSize;
+	uint64 offset = (uint64)sectorNumber * (uint64)cache->pagesPerSector * (uint64)cache->pageSize;
 	activeLength = dbb->pread(offset, SECTOR_BUFFER_SIZE, buffer);
 }