Re: [PATCH 02/12] usb: fix sillies in the metro USB driver

[Alan Cox]

On Sun, 24 Jun 2012 23:49:22 +0200
Jiri Slaby <jslaby@xxxxxxx> wrote:

> On 06/22/2012 05:38 PM, Alan Cox wrote:
> > Bits noticed doing the termios conversion
> > 
> > Signed-off-by: Alan Cox <alan@xxxxxxxxxxxxxxx>
> > ---
> > 
> >  drivers/usb/serial/metro-usb.c |    8 +-------
> >  1 file changed, 1 insertion(+), 7 deletions(-)
> > 
> > diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c
> > index 81423f7..bad5f0c 100644
> > --- a/drivers/usb/serial/metro-usb.c
> > +++ b/drivers/usb/serial/metro-usb.c
> > @@ -130,20 +130,14 @@ static void metrousb_read_int_callback(struct urb *urb)
> ...
> >  	if (tty && urb->actual_length) {
> >  		/* Loop through the data copying each byte to the tty layer. */
> >  		tty_insert_flip_string(tty, data, urb->actual_length);
> >  
> >  		/* Force the data to the tty layer. */
> >  		tty_flip_buffer_push(tty);
> > +		tty_kref_put(tty);
> >  	}
> > -	tty_kref_put(tty);
> 
> This doesn't seem right. (Depends on whether tty is non-null iff
> urb->actual_length is non-zero.)

Doh fixed.. queued
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