[pacman-dev] [BUG] alpm_list_remove need an initalized pointer for void **data

[solsTiCe d'Hiver]

> Or what do we do here? Double pointers start confusing me.
i reach here the limit of my knowlegde of C too.

but why not :
if(data) {
    data = NULL;
}

if have found by trial and error that's the only thing that is not seg 
faulting

and 
void **data;
data=NULL;
is the same than
void **data=NULL;