I changed patch with valid format. On Thu, Oct 15, 2015 at 2:02 PM, Insu Yun <wuni...@gmail.com> wrote:
> Since vzalloc can be failed in memory pressure, > writes -ENOMEM to xenstore to indicate error. > > Signed-off-by: Insu Yun <wuni...@gmail.com> > --- > drivers/net/xen-netback/xenbus.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/net/xen-netback/xenbus.c > b/drivers/net/xen-netback/xenbus.c > index 929a6e7..56ebd82 100644 > --- a/drivers/net/xen-netback/xenbus.c > +++ b/drivers/net/xen-netback/xenbus.c > @@ -788,6 +788,12 @@ static void connect(struct backend_info *be) > /* Use the number of queues requested by the frontend */ > be->vif->queues = vzalloc(requested_num_queues * > sizeof(struct xenvif_queue)); > + if (!be->vif->queues) { > + xenbus_dev_fatal(dev, -ENOMEM, > + "allocating queues"); > + return; > I didn't use goto err, because another error handling is not required > + } > + > be->vif->num_queues = requested_num_queues; > be->vif->stalled_queues = requested_num_queues; > > -- > 1.9.1 > > -- Regards Insu Yun
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