Merge tag 'stable/for-linus-3.20-rc0-tag' of git://git.kernel.org/pub/scm/linux/kerne...

[firefly-linux-kernel-4.4.55.git] / drivers / net / xen-netback / interface.c

diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c
index 2e07f8433412e2ccab348aedd219a95f5899982b..12f9e2708afb97d32d50deb2c70a7161dd1a991e 100644 (file)
--- a/drivers/net/xen-netback/interface.c
+++ b/drivers/net/xen-netback/interface.c
@@ -577,6 +577,7 @@ int xenvif_connect(struct xenvif_queue *queue, unsigned long tx_ring_ref,
                goto err_rx_unbind;
        }
        queue->task = task;
+       get_task_struct(task);
 
        task = kthread_create(xenvif_dealloc_kthread,
                              (void *)queue, "%s-dealloc", queue->name);
@@ -633,6 +634,7 @@ void xenvif_disconnect(struct xenvif *vif)
 
                if (queue->task) {
                        kthread_stop(queue->task);
+                       put_task_struct(queue->task);
                        queue->task = NULL;
                }