diff options
Diffstat (limited to 'EdkModulePkg/Bus')
| -rw-r--r-- | EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.c b/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.c index 837a6001dd..029d9cb425 100644 --- a/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.c +++ b/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.c @@ -1276,6 +1276,7 @@ UsbDeviceDeConfiguration ( USB_IO_DEVICE *ChildDevice;
UINT8 Index;
EFI_USB_IO_PROTOCOL *UsbIo;
+ EFI_STATUS Status;
//
// Double check UsbIoDevice exists
@@ -1365,14 +1366,17 @@ UsbDeviceDeConfiguration ( // Uninstall EFI_USB_IO_PROTOCOL & DEVICE_PATH_PROTOCOL
// installed on this handle
//
- gBS->UninstallMultipleProtocolInterfaces (
- UsbController->Handle,
- &gEfiDevicePathProtocolGuid,
- UsbController->DevicePath,
- &gEfiUsbIoProtocolGuid,
- &UsbController->UsbIo,
- NULL
- );
+ Status = gBS->UninstallMultipleProtocolInterfaces (
+ UsbController->Handle,
+ &gEfiDevicePathProtocolGuid,
+ UsbController->DevicePath,
+ &gEfiUsbIoProtocolGuid,
+ &UsbController->UsbIo,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
if (UsbController->DevicePath != NULL) {
gBS->FreePool (UsbController->DevicePath);
|