Re: [PATCH 1/5] fallocate() implementation in i86, x86_64 andpowerpc

[Andrew Morton]

On Thu, 3 May 2007 21:29:55 -0700 Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:

> > +	ret = -EFBIG;
> > +	if (offset + len > inode->i_sb->s_maxbytes)
> > +		goto out_fput;
> 
> This code does handle offset+len going negative, but only by accident, I
> suspect.

But it doesn't handle offset+len wrapping through zero.
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