When we're in the function, hpdev->state must be hv_pcichild_ejecting: see hv_pci_eject_device().
Signed-off-by: Dexuan Cui decui@microsoft.com Cc: Vitaly Kuznetsov vkuznets@redhat.com Cc: Jack Morgenstein jackm@mellanox.com Cc: stable@vger.kernel.org Cc: Stephen Hemminger sthemmin@microsoft.com Cc: K. Y. Srinivasan kys@microsoft.com Cc: Michael Kelley (EOSG) Michael.H.Kelley@microsoft.com --- drivers/pci/host/pci-hyperv.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/pci/host/pci-hyperv.c b/drivers/pci/host/pci-hyperv.c index 1233300f41c6..04edb24c92ee 100644 --- a/drivers/pci/host/pci-hyperv.c +++ b/drivers/pci/host/pci-hyperv.c @@ -1796,10 +1796,7 @@ static void hv_eject_device_work(struct work_struct *work)
hpdev = container_of(work, struct hv_pci_dev, wrk);
- if (hpdev->state != hv_pcichild_ejecting) { - put_pcichild(hpdev, hv_pcidev_ref_pnp); - return; - } + WARN_ON(hpdev->state != hv_pcichild_ejecting);
/* * Ejection can come before or after the PCI bus has been set up, so