Re: [PATCH 02/10] nbd: restructure sock_shutdown

Markus Pargmann
2015-08-02T18:51:58Z

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Hi,

On Sun, Aug 02, 2015 at 09:08:44AM +0200, Pavel Machek wrote:
> On Mon 2015-07-27 09:12:48, Markus Pargmann wrote:
> > This patch restructures sock_shutdown to avoid having the main code path
> > in an if block.
> >
> > Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
>
> Acked-by: Pavel Machek <pavel@ucw.cz>

Thanks for the reviews.

Best regards,

Markus

>
>
> > ---
> > drivers/block/nbd.c | 13 +++++++------
> > 1 file changed, 7 insertions(+), 6 deletions(-)
> >
> > diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
> > index ff59093c5dc1..2c3661e4d364 100644
> > --- a/drivers/block/nbd.c
> > +++ b/drivers/block/nbd.c
> > @@ -119,12 +119,13 @@ static void nbd_end_request(struct nbd_device *nbd, struct request *req)
> > */
> > static void sock_shutdown(struct nbd_device *nbd)
> > {
> > - if (nbd->sock) {
> > - dev_warn(disk_to_dev(nbd->disk), "shutting down socket\n");
> > - kernel_sock_shutdown(nbd->sock, SHUT_RDWR);
> > - nbd->sock = NULL;
> > - del_timer_sync(&nbd->timeout_timer);
> > - }
> > + if (!nbd->sock)
> > + return;
> > +
> > + dev_warn(disk_to_dev(nbd->disk), "shutting down socket\n");
> > + kernel_sock_shutdown(nbd->sock, SHUT_RDWR);
> > + nbd->sock = NULL;
> > + del_timer_sync(&nbd->timeout_timer);
> > }
> >
> > static void nbd_xmit_timeout(unsigned long arg)
>
> --
> (english) http://www.livejournal.com/~pavelmachek
> (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
>

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