[Gross] false positives

Eino Tuominen eino at utu.fi
Fri Dec 19 14:17:57 EET 2008


Jesse Thompson wrote:
 >
>> Well, a problem reproduced is a problem half solved ;)
>> (Should I reopen Issue 78?)
>>
>> Thanks for the help!
> 
> Thanks for persisting.  That bug (assuming it's the same one) was a pain 
> in the ass for us.  I hope Eino can resolve it.

Hi,

I found and fixed the bug. There was some parentheses missing which 
caused and integer overflow which caused grossd to reserve too little 
memory for filters. Fixed version in the svn gross-1.0 branch.

The problem was triggered iff

(number_buffers + 1) * 2^filter_bits > 2^31

-- 
   Eino Tuominen



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