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hidclass.sys: Handle failure to parse preparseData.

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Signed-off-by: Aric Stewart <aric@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Aric Stewart 2016-03-03 12:53:06 -06:00 committed by Alexandre Julliard
parent 5fa0422227
commit 5fb6a94bb9
1 changed files with 9 additions and 1 deletions
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10
dlls/hidclass.sys/pnp.c
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@ -212,8 +212,16 @@ NTSTATUS WINAPI PNP_AddDevice(DRIVER_OBJECT *driver, DEVICE_OBJECT *PDO)
}
ext->preparseData = ParseDescriptor(reportDescriptor, descriptor.DescriptorList[0].wReportLength);
ext->information.DescriptorSize = ext->preparseData->dwSize;
HeapFree(GetProcessHeap(), 0, reportDescriptor);
if (!ext->preparseData)
{
ERR("Cannot parse Report Descriptor\n");
HID_DeleteDevice(&minidriver->minidriver, device);
return STATUS_NOT_SUPPORTED;
}
ext->information.DescriptorSize = ext->preparseData->dwSize;
serial[0] = 0;
status = call_minidriver(IOCTL_HID_GET_STRING, device,