On Tuesday 13 September 2005 10:42, Nikita Danilov wrote:
> Pekka J Enberg writes:
>
> [...]
>
> > +
> > +The kernel provides the following general purpose memory allocators:
> > +kmalloc(), kzalloc(), kcalloc(), and vmalloc(). Please refer to the API
> > +documentation for further information about them.
> > +
> > +The preferred form for passing a size of a struct is the following:
> > +
> > + p = kmalloc(sizeof(*p), ...);
>
> Parentheses around *p are superfluous. See
>
> > The C Programming Language, Second Edition
> > by Brian W. Kernighan and Dennis M. Ritchie.
I remember that sizeof has two forms: sizeof(type) and
sizeof(expr), and in one of them ()'s are optional.
But I fail to remember in which one. I use ()'s always.
Thanks for refreshing my memory but I'm sure
I'll forget again ;)
--
vda
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