Re: [PATCH] video/saa7164: Fix sparse warning: Using plain integeras NULL pointer
From: Dan Carpenter
Date: Tue Jan 25 2011 - 23:26:23 EST
On Tue, Jan 25, 2011 at 11:20:44PM +0100, Julia Lawall wrote:
> On Tue, 25 Jan 2011, Peter Huewe wrote:
> > This patch fixes the warning "Using plain integer as NULL pointer",
> > generated by sparse, by replacing the offending 0s with NULL.
> I recall (a number of years ago) being told that for things like kmalloc,
> the proper test was !x, not x == NULL.
It was Al Viro who said that. Here's the link.
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