MdeModulePkg/DriverSampleDxe: Uninstall the ConfigAccess protocol

In DriverSampleInit, has installed the configAccess protocol to
the DriverHandle[1], but don't uninstall it in DriverSampleUnload.
Now uninstall the configAccess protocol.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c b/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c
index efb78bf6be..cdb8889e87 100644
--- a/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c
+++ b/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c
@@ -2278,6 +2278,8 @@ DriverSampleUnload (
             DriverHandle[1],

             &gEfiDevicePathProtocolGuid,

             &mHiiVendorDevicePath1,

+            &gEfiHiiConfigAccessProtocolGuid,

+            &mPrivateData->ConfigAccess,

             NULL

            );

     DriverHandle[1] = NULL;