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Bug #27322 failure to allocate transaction_prealloc_size causes crash

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Fix for when memory pre-allocation fails.


mysys/my_alloc.c:
  Added code to null-out the pre-alloc pointer if allocation fails. This is necessary for the next time this procedure is called.
mysql-test/r/variables-big.result:
  Added "big" test for bug fix Bug #27322.
mysql-test/t/variables-big.test:
  Added "big" test for bug fix Bug #27322.
This commit is contained in:
unknown 2007-04-12 18:03:26 -04:00
commit 53f73da286
5 changed files with 117 additions and 0 deletions
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4
mysys/my_alloc.c
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@ -133,6 +133,10 @@ void reset_root_defaults(MEM_ROOT *mem_root, uint block_size,
mem->next= *prev;
*prev= mem_root->pre_alloc= mem;
}
else
{
mem_root->pre_alloc= 0;
}
}
}
else