bk commit into 5.2 tree (rafal:1.2610) BUG#31963

[rsomla]

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ChangeSet@stripped, 2007-10-30 18:17:19+01:00, rafal@quant.(none) +1 -0
  BUG#31963 (memory leaks in online backup code).
  
  This patch adds a call to free() method of native backup engine, so that
  it can free resources.

  sql/backup/archive.h@stripped, 2007-10-30 18:17:13+01:00, rafal@quant.(none) +8 -0
    Call free() method of backup engine.

diff -Nrup a/sql/backup/archive.h b/sql/backup/archive.h
--- a/sql/backup/archive.h	2007-08-20 10:37:06 +02:00
+++ b/sql/backup/archive.h	2007-10-30 18:17:13 +01:00
@@ -452,6 +452,14 @@ class Native_image: public Image_info
     }
   }
 
+  ~Native_image()
+  {
+    if (m_be)
+      m_be->free();
+      
+    m_be= NULL;
+  }
+
   bool is_valid()
   { return m_be != NULL; }