Re: [PATCH 06/16] fs: fix kernel_write prototype

[Christoph Hellwig]

On Wed, Aug 30, 2017 at 04:39:00PM +0100, Al Viro wrote:
> On Wed, Aug 30, 2017 at 04:59:57PM +0200, Christoph Hellwig wrote:
> 
> >  	for (prot = 0; prot < prot_length;) {
> >  		sector_t len = min_t(sector_t, bufsize, prot_length - prot);
> > -		ssize_t ret = kernel_write(prot_fd, buf, len, pos + prot);
> > +		ssize_t ret = kernel_write(prot_fd, buf, len, &pos);
> >  
> >  		if (ret != len) {
> >  			pr_err("vfs_write to prot file failed: %zd\n", ret);
> >  			return ret < 0 ? ret : -ENODEV;
> >  		}
> > -		prot += ret;
> >  	}
> 
> And that loop will terminate because of...?  IOW, the same bug class as in
> the kernel_read() patch.

Also fixed.