bk commit into 5.1 tree (tomas:1.2689) BUG#33142

[tomas]

Below is the list of changes that have just been committed into a local
5.1 repository of tomas. When tomas does a push these changes will
be propagated to the main repository and, within 24 hours after the
push, to the public repository.
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ChangeSet@stripped, 2007-12-11 16:04:33+01:00, tomas@stripped +1 -0
  bug#33142: access after free() for blob replication and online alter table

  storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp@stripped, 2007-12-11 16:04:31+01:00, tomas@stripped +12 -0
    bug#33142: access after free() for blob replication and online alter table

diff -Nrup a/storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp b/storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp
--- a/storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp	2007-06-11 17:50:36 +02:00
+++ b/storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp	2007-12-11 16:04:31 +01:00
@@ -792,6 +792,18 @@ NdbEventOperationImpl::receive_event()
           p = p->next();
         }
       }
+      // change the blobHandle's to refer to the new table object.
+      NdbBlob *p = theBlobList;
+      while (p)
+      {
+        int no = p->getColumn()->getColumnNo();
+        NdbColumnImpl *tAttrInfo = at->getColumn(no);
+        DBUG_PRINT("info", ("blob_handle: 0x%lx  "
+                            "switching column impl 0x%lx -> 0x%lx",
+                            (long) p, (long) p->theColumn, (long) tAttrInfo));
+        p->theColumn = tAttrInfo;
+        p = p->next();
+      }
       if (tmp_table_impl) 
         delete tmp_table_impl;
     }