[PATCH 5/5] PCI: hv: hv_pci_generic_compl(): handle the error case

[Dexuan Cui]

'completetion_status' is used in some places, e.g.,
hv_pci_protocol_negotiation(), so we should make sure it's initialized in
error case too, though the error is unlikely here.

I didn't get a real issue.

Cc: Jake Oshins <jakeo@xxxxxxxxxxxxx>
Cc: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Cc: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Cc: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
Signed-off-by: Dexuan Cui <decui@xxxxxxxxxxxxx>
---
 drivers/pci/host/pci-hyperv.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/pci/host/pci-hyperv.c b/drivers/pci/host/pci-hyperv.c
index f337239..a93bd5d 100644
--- a/drivers/pci/host/pci-hyperv.c
+++ b/drivers/pci/host/pci-hyperv.c
@@ -456,6 +456,9 @@ hv_pci_generic_compl(void *context, struct pci_response *resp,
 
 	if (resp_packet_size >= offsetofend(struct pci_response, status))
 		comp_pkt->completion_status = resp->status;
+	else
+		comp_pkt->completion_status = -1;
+
 	complete(&comp_pkt->host_event);
 }
 
-- 
2.7.4