diff options
-rw-r--r-- | OvmfPkg/VirtioBlkDxe/VirtioBlk.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/OvmfPkg/VirtioBlkDxe/VirtioBlk.c b/OvmfPkg/VirtioBlkDxe/VirtioBlk.c index 1ac36cd..199b9dd 100644 --- a/OvmfPkg/VirtioBlkDxe/VirtioBlk.c +++ b/OvmfPkg/VirtioBlkDxe/VirtioBlk.c @@ -11,6 +11,7 @@ synchronous requests and EFI_BLOCK_IO_PROTOCOL for now.
Copyright (C) 2012, Red Hat, Inc.
+ Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
under the terms and conditions of the BSD License which accompanies this
@@ -271,7 +272,7 @@ SynchronousRequest ( (BufferSize == 0 ? VIRTIO_BLK_T_FLUSH : VIRTIO_BLK_T_OUT) :
VIRTIO_BLK_T_IN;
Request.IoPrio = 0;
- Request.Sector = Lba * (BlockSize / 512);
+ Request.Sector = MultU64x32(Lba, BlockSize / 512);
VirtioPrepare (&Dev->Ring, &Indices);
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