[USBOHCI]

- Don't clear extra change bits

svn path=/trunk/; revision=55738

diff --git a/reactos/drivers/usb/usbohci/hardware.cpp b/reactos/drivers/usb/usbohci/hardware.cpp
index 55181d8..f9c357f 100644 (file)
--- a/reactos/drivers/usb/usbohci/hardware.cpp
+++ b/reactos/drivers/usb/usbohci/hardware.cpp
@@ -1217,7 +1217,7 @@ CUSBHardwareDevice::ClearPortStatus(
         //
         // clear change bits
         //
-        WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_RH_PORT_STATUS(PortId)), OHCI_RH_PORTSTATUS_CSC | OHCI_RH_PORTSTATUS_PESC);
+        WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_RH_PORT_STATUS(PortId)), Value & (OHCI_RH_PORTSTATUS_CSC | OHCI_RH_PORTSTATUS_PESC));
 
         //
         // wait for port to stabilize