xen/events: Set irq_info->evtchn before binding the channel to CPU in __startup_pirq()

.. because bind_evtchn_to_cpu(evtchn, cpu) will map evtchn to
'info' and pass 'info' down to xen_evtchn_port_bind_to_cpu().

Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Tested-by: Annie Li <annie.li@oracle.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index a1ec564d791c..2b8553bd8715 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -529,8 +529,8 @@ static unsigned int __startup_pirq(unsigned int irq)
         if (rc)
                 goto err;
 
-        bind_evtchn_to_cpu(evtchn, 0);
         info->evtchn = evtchn;
+        bind_evtchn_to_cpu(evtchn, 0);
 
         rc = xen_evtchn_port_setup(info);
         if (rc)