Re: [RFC v5][PATCH 2/8] General infrastructure for checkpoint restart

Bastian Blank
2008-09-16T12:27:19Z

On Mon, Sep 15, 2008 at 11:02:30AM -0700, Dave Hansen wrote:
> All of the casting here is unnecessary. 'void *' behaves like 'char *'
> when you do arithmetic on it.

No. Arithmetic on void pointer is not allowed by the standard. This is a
gcc extension. It's okay to be used in the Linux kernel but not in
general.

The second cast (from char * to void *) however is useless.

Bastian

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