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[USBPORT] Fix endless loop, occasionally happened on real hardware

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Victor Perevertkin 2019-08-01 21:17:44 +03:00
parent d9daaed325
commit fc14c095f5
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GPG key ID: C750B7222E9C7830
1 changed files with 3 additions and 2 deletions
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3
drivers/usb/usbport/queue.c
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@ -1261,7 +1261,7 @@ USBPORT_FlushController(IN PDEVICE_OBJECT FdoDevice)
PUSBPORT_DEVICE_EXTENSION FdoExtension; PUSBPORT_DEVICE_EXTENSION FdoExtension;
PLIST_ENTRY Entry; PLIST_ENTRY Entry;
PUSBPORT_ENDPOINT Endpoint; PUSBPORT_ENDPOINT Endpoint;
ULONG KilledTransfers = 0; ULONG KilledTransfers;
PLIST_ENTRY EndpointList; PLIST_ENTRY EndpointList;
KIRQL OldIrql; KIRQL OldIrql;
LIST_ENTRY FlushList; LIST_ENTRY FlushList;
@ -1301,6 +1301,7 @@ USBPORT_FlushController(IN PDEVICE_OBJECT FdoDevice)
KeReleaseSpinLock(&FdoExtension->EndpointListSpinLock, OldIrql); KeReleaseSpinLock(&FdoExtension->EndpointListSpinLock, OldIrql);
KilledTransfers = 0;
while (!IsListEmpty(&FlushList)) while (!IsListEmpty(&FlushList))
{ {
Endpoint = CONTAINING_RECORD(FlushList.Flink, Endpoint = CONTAINING_RECORD(FlushList.Flink,