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Diffstat (limited to 'OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.c')
-rw-r--r--OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.c b/OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.c
index ec422145c4..70ba1619d1 100644
--- a/OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.c
+++ b/OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.c
@@ -308,6 +308,6 @@ MapRootBusPosToBusNr (
if (RootBusPos > ExtraRootBusMap->Count) {
return EFI_NOT_FOUND;
}
- *RootBusNr = ExtraRootBusMap->BusNumbers[RootBusPos - 1];
+ *RootBusNr = ExtraRootBusMap->BusNumbers[(UINTN)RootBusPos - 1];
return EFI_SUCCESS;
}