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Commit c2854d8b authored by Zebediah Figura's avatar Zebediah Figura Committed by Alexandre Julliard
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wineusb.sys: Avoid touching the IRP structure after queueing it.

Spotted by Thomas Faber. Signed-off-by: 's avatarZebediah Figura <z.figura12@gmail.com> Signed-off-by: 's avatarAlexandre Julliard <julliard@winehq.org>
parent c44e0cf6
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Showing with 3 additions and 6 deletions
dlls/wineusb.sys/wineusb.c
View file @ c2854d8b
......@@ -498,8 +498,9 @@ static void transfer_cb(struct libusb_transfer *transfer)
static void queue_irp(struct usb_device *device, IRP *irp, struct libusb_transfer *transfer)
{
EnterCriticalSection(&wineusb_cs);
IoMarkIrpPending(irp);
irp->Tail.Overlay.DriverContext[0] = transfer;
EnterCriticalSection(&wineusb_cs);
InsertTailList(&device->irp_list, &irp->Tail.Overlay.ListEntry);
LeaveCriticalSection(&wineusb_cs);
}
......@@ -729,11 +730,7 @@ static NTSTATUS WINAPI driver_internal_ioctl(DEVICE_OBJECT *device_obj, IRP *irp
code, code >> 16, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3);
}
if (status == STATUS_PENDING)
{
IoMarkIrpPending(irp);
}
else
if (status != STATUS_PENDING)
{
irp->IoStatus.Status = status;
IoCompleteRequest(irp, IO_NO_INCREMENT);
......
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