Bug #29229 memory corruption in dbtup

0510a696 · tomas@whalegate.ndb.mysql.com · 405f6a16 · 0510a696
Commit 0510a696 authored Jun 20, 2007 by tomas@whalegate.ndb.mysql.com
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storage/ndb/src/kernel/vm/RWPool.cpp storage/ndb/src/kernel/vm/RWPool.cpp +1 -1

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--- a/storage/ndb/src/kernel/vm/RWPool.cpp
+++ b/storage/ndb/src/kernel/vm/RWPool.cpp
@@ -140,7 +140,7 @@ RWPool::release(Ptr<void> ptr)
    Uint32 ff = page->m_first_free;
    * (record_ptr + m_record_info.m_offset_next_pool) = ff;
-    page->m_first_free = ptr.i;
+    page->m_first_free = ptr.i & POOL_RECORD_MASK;
    page->m_ref_count = ref_cnt - 1;
    if (ff == REC_NIL)