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NetworkPkg/Dhcp6Dxe: Check Media status before starting DHCP process.

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This patch is to resolve the issue reported @
https://bugzilla.tianocore.org/show_bug.cgi?id=804.

Cc: Ye Ting <ting.ye@intel.com>
Cc: Fu Siyuan <siyuan.fu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Karunakar P <karunakarp@amiindia.co.in>
Signed-off-by: Wu Jiaxin <jiaxin.wu@intel.com>
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>
This commit is contained in:
Jiaxin Wu 2017-11-29 14:35:01 +08:00
parent 5d34573df9
commit 8a5ef41ebb
1 changed files with 13 additions and 1 deletions
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14
NetworkPkg/Dhcp6Dxe/Dhcp6Impl.c
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@ -1,7 +1,7 @@
/** @file
This EFI_DHCP6_PROTOCOL interface implementation.
Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2009 - 2017, 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
@ -76,6 +76,7 @@ EfiDhcp6Start (
EFI_TPL OldTpl;
DHCP6_INSTANCE *Instance;
DHCP6_SERVICE *Service;
BOOLEAN MediaPresent;
if (This == NULL) {
return EFI_INVALID_PARAMETER;
@ -101,6 +102,17 @@ EfiDhcp6Start (
}
OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
//
// Check Media Satus.
//
MediaPresent = TRUE;
NetLibDetectMedia (Service->Controller, &MediaPresent);
if (!MediaPresent) {
Status = EFI_NO_MEDIA;
goto ON_ERROR;
}
Instance->UdpSts = EFI_ALREADY_STARTED;
//