:: Re: [DNG] Pointer error in the back…
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Szerző: KatolaZ
Dátum:  
Címzett: aitor_czr
CC: dng
Tárgy: Re: [DNG] Pointer error in the backend of Netman
On Thu, Dec 10, 2015 at 01:40:38PM +0100, aitor_czr wrote:
> Hi Katolaz,
>
> (Sorry if i send the same post several times, but many of them are
> being undelivered today)
>
> Try the folling code:
>
> int x = 5;
> int *p,*q;
>
> p=&x; // This is -> *p=5
> q=p;
>
> printf(" The values are:    %d  %d  ", *p,*q);
> printf(" The addresses are: %p  %p  ",  p, q);

>
> So:
>
> 1) active_wifis is the address
> 2) *active_wifis is the value
>


And this is what I learnt once upon a time from the old good
K&R. Which means that active_wifis and &active_wifis are not "the
same" thing, especially when passed to a realloc.

HND

KatolaZ


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[ Enzo Nicosia aka KatolaZ --- GLUG Catania -- Freaknet Medialab ]
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