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Overview
Comment:Fix an uninitialized variable in sqlite3VdbeIdxRowid().
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SHA1: 6e787e18fa87f5463bf62cd91a0c0855099693f0
User & Date: drh 2009-08-25 13:10:27.000
Context
2009-08-25
13:53
Avoid calling sqite3VdbeRecordCompare() with uninitialized memory following an OOM. Doing so is harmless, but it worries valgrind. (check-in: d33b9eb256 user: drh tags: trunk)
13:10
Fix an uninitialized variable in sqlite3VdbeIdxRowid(). (check-in: 6e787e18fa user: drh tags: trunk)
12:11
Merge together the os_unix.c fix of [aa6acfa8ca] and the trigger fix of [dee1b8eb40]. (check-in: 1e2c6e134e user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/vdbeaux.c.
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  */
  assert( sqlite3BtreeCursorIsValid(pCur) );
  rc = sqlite3BtreeKeySize(pCur, &nCellKey);
  assert( rc==SQLITE_OK );     /* pCur is always valid so KeySize cannot fail */
  assert( (nCellKey & SQLITE_MAX_U32)==(u64)nCellKey );

  /* Read in the complete content of the index entry */
  m.flags = 0;
  m.db = db;
  m.zMalloc = 0;
  rc = sqlite3VdbeMemFromBtree(pCur, 0, (int)nCellKey, 1, &m);
  if( rc ){
    return rc;
  }

  /* The index entry must begin with a header size */
  (void)getVarint32((u8*)m.z, szHdr);








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  */
  assert( sqlite3BtreeCursorIsValid(pCur) );
  rc = sqlite3BtreeKeySize(pCur, &nCellKey);
  assert( rc==SQLITE_OK );     /* pCur is always valid so KeySize cannot fail */
  assert( (nCellKey & SQLITE_MAX_U32)==(u64)nCellKey );

  /* Read in the complete content of the index entry */
  memset(&m, 0, sizeof(m));


  rc = sqlite3VdbeMemFromBtree(pCur, 0, (int)nCellKey, 1, &m);
  if( rc ){
    return rc;
  }

  /* The index entry must begin with a header size */
  (void)getVarint32((u8*)m.z, szHdr);
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