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| author | Eric Dong <eric.dong@intel.com> | 2014-06-25 05:44:37 +0000 |
|---|---|---|
| committer | ydong10 <ydong10@6f19259b-4bc3-4df7-8a09-765794883524> | 2014-06-25 05:44:37 +0000 |
| commit | 393a3169c2a777e3ed899c85f7827258a13f0755 (patch) | |
| tree | 90c7f22086e066d8471987544bdeb3f6c8123061 /NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c | |
| parent | 53db912ea1ef7be5cb40e7dbff55d3bc059d9f90 (diff) | |
| download | edk2-platforms-393a3169c2a777e3ed899c85f7827258a13f0755.tar.xz | |
Refine code to make it more safely.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Siyuan Fu <siyuan.fu@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15589 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c')
| -rw-r--r-- | NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c b/NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c index 7591bf56ba..8603669903 100644 --- a/NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c +++ b/NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c @@ -143,10 +143,10 @@ Dhcp6GenerateClientId ( //
// Set the Duid-type, hardware-type, time and copy the hardware address.
//
- WriteUnaligned16 ((UINT16 *) (Duid->Duid), HTONS (Dhcp6DuidTypeLlt));
- WriteUnaligned16 ((UINT16 *) (Duid->Duid + 2), HTONS (NET_IFTYPE_ETHERNET));
- WriteUnaligned32 ((UINT32 *) (Duid->Duid + 4), HTONL (Stamp));
-
+ WriteUnaligned16 ((UINT16 *) ((UINT8 *)&Duid + OFFSET_OF (EFI_DHCP6_DUID, Duid)), HTONS (Dhcp6DuidTypeLlt));
+ WriteUnaligned16 ((UINT16 *) ((UINT8 *)&Duid + OFFSET_OF (EFI_DHCP6_DUID, Duid) + 2), HTONS (NET_IFTYPE_ETHERNET));
+ WriteUnaligned32 ((UINT32 *) ((UINT8 *)&Duid + OFFSET_OF (EFI_DHCP6_DUID, Duid) + 4), HTONL (Stamp));
+
CopyMem (Duid->Duid + 8, &Mode->CurrentAddress, Mode->HwAddressSize);
}
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