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-rw-r--r--OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlash.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlash.c b/OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlash.c
index f9c6f5c553..a96e0e5275 100644
--- a/OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlash.c
+++ b/OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlash.c
@@ -54,7 +54,7 @@ QemuFlashPtr (
IN UINTN Offset
)
{
- return mFlashBase + (Lba * mFdBlockSize) + Offset;
+ return mFlashBase + ((UINTN)Lba * mFdBlockSize) + Offset;
}