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Diffstat (limited to 'MdeModulePkg/Universal/Disk/PartitionDxe/Mbr.c')
-rw-r--r--MdeModulePkg/Universal/Disk/PartitionDxe/Mbr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/MdeModulePkg/Universal/Disk/PartitionDxe/Mbr.c b/MdeModulePkg/Universal/Disk/PartitionDxe/Mbr.c
index cfa43f4..393f538 100644
--- a/MdeModulePkg/Universal/Disk/PartitionDxe/Mbr.c
+++ b/MdeModulePkg/Universal/Disk/PartitionDxe/Mbr.c
@@ -242,7 +242,7 @@ PartitionInstallMbrChildHandles (
Status = DiskIo->ReadDisk (
DiskIo,
BlockIo->Media->MediaId,
- ExtMbrStartingLba,
+ MultU64x32 (ExtMbrStartingLba, BlockIo->Media->BlockSize),
BlockIo->Media->BlockSize,
Mbr
);