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[v4,2/4] PCI: hv: Remove the bogus test in hv_eject_device_work()

Message ID KL1P15301MB00069CB9573BB682DEAD8404BFD00@KL1P15301MB0006.APCP153.PROD.OUTLOOK.COM (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Dexuan Cui March 15, 2018, 2:21 p.m. UTC 
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>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Acked-by: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
Cc: Jack Morgenstein <jackm@mellanox.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>
Cc: K. Y. Srinivasan <kys@microsoft.com>
---
 drivers/pci/host/pci-hyperv.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
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Patch

diff --git a/drivers/pci/host/pci-hyperv.c b/drivers/pci/host/pci-hyperv.c
index 28fce2be0a5f..1d2e1cb617f4 100644
--- a/drivers/pci/host/pci-hyperv.c
+++ b/drivers/pci/host/pci-hyperv.c
@@ -1854,10 +1854,7 @@  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