Re: [PATCH 5/6] lirc_zilog: error out if buffer read bytes != chunk size

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On Wed, Mar 16, 2011 at 08:07:22PM -0400, Andy Walls wrote:
> On Wed, 2011-03-16 at 16:24 -0400, Jarod Wilson wrote:
> > Signed-off-by: Jarod Wilson <jarod@xxxxxxxxxx>
> > ---
> >  drivers/staging/lirc/lirc_zilog.c |    4 ++++
> >  1 files changed, 4 insertions(+), 0 deletions(-)
> > 
> > diff --git a/drivers/staging/lirc/lirc_zilog.c b/drivers/staging/lirc/lirc_zilog.c
> > index 407d4b4..5ada643 100644
> > --- a/drivers/staging/lirc/lirc_zilog.c
> > +++ b/drivers/staging/lirc/lirc_zilog.c
> > @@ -950,6 +950,10 @@ static ssize_t read(struct file *filep, char *outbuf, size_t n, loff_t *ppos)
> >  				ret = copy_to_user((void *)outbuf+written, buf,
> >  						   rbuf->chunk_size);
> >  				written += rbuf->chunk_size;
> > +			} else {
> > +				zilog_error("Buffer read failed!\n");
> > +				ret = -EIO;
> > +				break;
> 
> No need to break, just let the non-0 ret value drop you out of the while
> loop.

Ah, indeed. I think I mindlessly copied what the tests just a few lines
above were doing without looking at the actual reason for them. I'll
remove that break from the patch here locally.

-- 
Jarod Wilson
jarod@xxxxxxxxxx

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