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| author | Wu Jiaxin <jiaxin.wu@intel.com> | 2013-12-23 08:43:09 +0000 |
|---|---|---|
| committer | jiaxinwu <jiaxinwu@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-12-23 08:43:09 +0000 |
| commit | bdebd2cecf015a5feb11e99269731cac606167e8 (patch) | |
| tree | 47a53c16f25d8684ab23b0c9dcb1f71a6c5fa491 /MdeModulePkg/Universal/Network/MnpDxe/MnpIo.c | |
| parent | da660118bd391d1f421f99921f9f15a66a8fc7ea (diff) | |
| download | edk2-bdebd2cecf015a5feb11e99269731cac606167e8.tar.gz edk2-bdebd2cecf015a5feb11e99269731cac606167e8.tar.bz2 edk2-bdebd2cecf015a5feb11e99269731cac606167e8.zip | |
Fix a bug for vlan ping failure.
Signed-off-by: Wu Jiaxin <jiaxin.wu@intel.com >
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Jin Eric <eric.jin@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15017 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/Network/MnpDxe/MnpIo.c')
| -rw-r--r-- | MdeModulePkg/Universal/Network/MnpDxe/MnpIo.c | 31 |
1 files changed, 23 insertions, 8 deletions
diff --git a/MdeModulePkg/Universal/Network/MnpDxe/MnpIo.c b/MdeModulePkg/Universal/Network/MnpDxe/MnpIo.c index 1aa3207ea3..b8f61bf696 100644 --- a/MdeModulePkg/Universal/Network/MnpDxe/MnpIo.c +++ b/MdeModulePkg/Universal/Network/MnpDxe/MnpIo.c @@ -1,7 +1,7 @@ /** @file
Implementation of Managed Network Protocol I/O functions.
-Copyright (c) 2005 - 2010, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2005 - 2013, 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 distribution. The full
@@ -130,10 +130,20 @@ MnpBuildTxPacket ( MnpDerviceData = MnpServiceData->MnpDeviceData;
if ((TxData->DestinationAddress == NULL) && (TxData->FragmentCount == 1)) {
//
- // Media header is in FragmentTable and there is only one fragment,
- // use fragment buffer directly.
+ // Reserve space for vlan tag,if necessary.
//
- *PktBuf = TxData->FragmentTable[0].FragmentBuffer;
+ if (MnpServiceData->VlanId != 0) {
+ *PktBuf = MnpDerviceData->TxBuf + NET_VLAN_TAG_LEN;
+ } else {
+ *PktBuf = MnpDerviceData->TxBuf;
+ }
+
+ CopyMem (
+ *PktBuf,
+ TxData->FragmentTable[0].FragmentBuffer,
+ TxData->FragmentTable[0].FragmentLength
+ );
+
*PktLen = TxData->FragmentTable[0].FragmentLength;
} else {
//
@@ -235,10 +245,15 @@ MnpSyncSendPacket ( goto SIGNAL_TOKEN;
}
- //
- // Insert VLAN tag
- //
- MnpInsertVlanTag (MnpServiceData, TxData, &ProtocolType, &Packet, &Length);
+
+ if (MnpServiceData->VlanId != 0) {
+ //
+ // Insert VLAN tag
+ //
+ MnpInsertVlanTag (MnpServiceData, TxData, &ProtocolType, &Packet, &Length);
+ } else {
+ ProtocolType = TxData->ProtocolType;
+ }
for (;;) {
//
|