Revert "RedfishPkg: RedfishDiscoverDxe: Fix issue if IPv4 installed later"

This reverts commit 06b27ccb90302bffbb34e4ddf31a6e2843dd20f5.

Signed-off-by: Liming Gao <gaoliming@byosoft.com.cn>
diff --git a/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c b/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
index 0f622e0..23da3b9 100644
--- a/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
+++ b/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
@@ -1547,26 +1547,25 @@
                     ControllerHandle,

                     EFI_OPEN_PROTOCOL_TEST_PROTOCOL

                     );

-    if (EFI_ERROR (Status)) {

-      return EFI_UNSUPPORTED;

-    }

-

-    Status = gBS->OpenProtocol (

-                    ControllerHandle,

-                    gRequiredProtocol[Index].DiscoveredProtocolGuid,

-                    (VOID **)&Id,

-                    This->DriverBindingHandle,

-                    ControllerHandle,

-                    EFI_OPEN_PROTOCOL_GET_PROTOCOL

-                    );

     if (!EFI_ERROR (Status)) {

-      // Already installed

-      return EFI_UNSUPPORTED;

+      Status = gBS->OpenProtocol (

+                      ControllerHandle,

+                      gRequiredProtocol[Index].DiscoveredProtocolGuid,

+                      (VOID **)&Id,

+                      This->DriverBindingHandle,

+                      ControllerHandle,

+                      EFI_OPEN_PROTOCOL_GET_PROTOCOL

+                      );

+      if (EFI_ERROR (Status)) {

+        if (Index == ListCount - 1) {

+          DEBUG ((DEBUG_INFO, "%a: all required protocols are found on this controller handle: %p.\n", __func__, ControllerHandle));

+          return EFI_SUCCESS;

+        }

+      }

     }

   }

 

-  DEBUG ((DEBUG_MANAGEABILITY, "%a: all required protocols are found on this controller handle: %p.\n", __func__, ControllerHandle));

-  return EFI_SUCCESS;

+  return EFI_UNSUPPORTED;

 }

 

 /**