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SubjectRe: [PATCH driver-core-linus] sysfs: make sure read buffer is zeroed
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On Mon, 2014-05-19 at 20:49 -0400, Tejun Heo wrote:
> On Mon, May 19, 2014 at 03:32:22PM -0700, Joe Perches wrote:
> > > > + memset(buf, 0, PAGE_SIZE);
> >
> > memset(buf, 0, count)?
>
> It's always PAGE_SIZE. Outputs longer than that are truncated.

Yeah, I know, but the code and comment above it don't match.

/* acquire buffer and ensure that it's >= PAGE_SIZE and clear */





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