[Fontconfig] [PATCH] fix a potentional memory leak

Maarten Maathuis madman2003 at gmail.com
Sat Nov 8 17:10:05 PST 2008

On Sun, Nov 9, 2008 at 2:01 AM, Patrick Lam <prof.lam at gmail.com> wrote:
> On Sat, Nov 8, 2008 at 7:32 PM, Maarten Maathuis <madman2003 at gmail.com> wrote:
>> It is my understanding that if realloc returns NULL, it did nothing.
>> You then proceed to allocate and copy manually
>> As far as i understand you should also free e0 afterwards. This should
>> be confirmed by someone who knows the code.
> I think that the free will fail, or do bad things, when e0 was
> pointing inside a block that was mmapped, which is the case where the
> !e branch gets taken (either that, or the system is out of memory).
> pat

I suppose there are no sane reasons for realloc to fail other than
plain running of memory or mmap.
It slipped my mind.


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