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DragonFly bugs List (threaded) for 2004-10
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RE: cu coredumps


From: "Adrian Nida" <nida@xxxxxxxx>
Date: Wed, 27 Oct 2004 17:03:12 -0400

> That is actually not strictly true. Some malloc implementations re-use
> the freed memory that was previously assigned to the user for pointers
> for it's own use. Hence, the next time you use the memory it go boom.
> (Well, ok you did say that the user data may not still be accessible,
> I'm just making it clear. ;-) )

Thanks for the lesson.  I've said before that I'm not as experienced in UNIX
internals as the rest of us.  My basic point (which I should have spelled
out better) was that you don't know the state of memory location, so don't
use it.

Adrian




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