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authorAnthony PERARD <anthony.perard@citrix.com>2019-07-01 11:50:12 +0100
committerLaszlo Ersek <lersek@redhat.com>2019-07-01 16:46:46 +0200
commit64ef66ba8b4120f4958dc0275911e10eb927d311 (patch)
treeff972bb776a88e2a3885f022f4a1650f6c1c48dd
parentbe0d1c17552d6a50d5321561810fb32871b54108 (diff)
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OvmfPkg/XenBusDxe: Close XenIoProtocol openned by children
In XenBusDxe, the XenBusAddDevice() opens the gXenIoProtocolGuid on behalf of child controllers. It is never closed and prevents us from uninstalling the protocol. Close it where we stop all the children in XenBusDxe->Stop(). Signed-off-by: Anthony PERARD <anthony.perard@citrix.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com> Message-Id: <20190701105012.25758-1-anthony.perard@citrix.com>
-rw-r--r--OvmfPkg/XenBusDxe/XenBusDxe.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/OvmfPkg/XenBusDxe/XenBusDxe.c b/OvmfPkg/XenBusDxe/XenBusDxe.c
index 0e63707f50..7c07a96650 100644
--- a/OvmfPkg/XenBusDxe/XenBusDxe.c
+++ b/OvmfPkg/XenBusDxe/XenBusDxe.c
@@ -453,6 +453,10 @@ XenBusDxeDriverBindingStop (
continue;
}
+ Status = gBS->CloseProtocol (Dev->ControllerHandle, &gXenIoProtocolGuid,
+ Dev->This->DriverBindingHandle, ChildData->Handle);
+ ASSERT_EFI_ERROR (Status);
+
Status = gBS->UninstallMultipleProtocolInterfaces (
ChildData->Handle,
&gEfiDevicePathProtocolGuid, ChildData->DevicePath,