diff options
Diffstat (limited to 'NetworkPkg')
| -rw-r--r-- | NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c | 13 | ||||
| -rw-r--r-- | NetworkPkg/Ip6Dxe/Ip6Nd.c | 19 |
2 files changed, 19 insertions, 13 deletions
diff --git a/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c b/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c index 9a1e3d076f..75d4f23fb0 100644 --- a/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c +++ b/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c @@ -52,7 +52,8 @@ Ip6ConfigOnPolicyChanged ( LIST_ENTRY *Next;
IP6_INTERFACE *IpIf;
IP6_DAD_ENTRY *DadEntry;
-
+ IP6_DELAY_JOIN_LIST *DelayNode;
+
//
// Currently there are only two policies: Manual and Automatic. Regardless of
// what transition is going on, i.e., Manual -> Automatic and Automatic ->
@@ -94,10 +95,18 @@ Ip6ConfigOnPolicyChanged ( NET_LIST_FOR_EACH (Entry, &IpSb->Interfaces) {
//
- // remove all pending DAD entries for the global addresses.
+ // remove all pending delay node and DAD entries for the global addresses.
//
IpIf = NET_LIST_USER_STRUCT_S (Entry, IP6_INTERFACE, Link, IP6_INTERFACE_SIGNATURE);
+ NET_LIST_FOR_EACH_SAFE (Entry2, Next, &IpIf->DelayJoinList) {
+ DelayNode = NET_LIST_USER_STRUCT (Entry2, IP6_DELAY_JOIN_LIST, Link);
+ if (!NetIp6IsLinkLocalAddr (&DelayNode->AddressInfo->Address)) {
+ RemoveEntryList (&DelayNode->Link);
+ FreePool (DelayNode);
+ }
+ }
+
NET_LIST_FOR_EACH_SAFE (Entry2, Next, &IpIf->DupAddrDetectList) {
DadEntry = NET_LIST_USER_STRUCT_S (Entry2, IP6_DAD_ENTRY, Link, IP6_DAD_ENTRY_SIGNATURE);
diff --git a/NetworkPkg/Ip6Dxe/Ip6Nd.c b/NetworkPkg/Ip6Dxe/Ip6Nd.c index 9f30f9b20e..2c8be42f09 100644 --- a/NetworkPkg/Ip6Dxe/Ip6Nd.c +++ b/NetworkPkg/Ip6Dxe/Ip6Nd.c @@ -982,6 +982,13 @@ Ip6InitDADProcess ( NET_CHECK_SIGNATURE (IpIf, IP6_INTERFACE_SIGNATURE);
ASSERT (AddressInfo != NULL);
+ //
+ // Do nothing if we have already started DAD on the address.
+ //
+ if (Ip6FindDADEntry (IpIf->Service, &AddressInfo->Address, NULL) != NULL) {
+ return EFI_SUCCESS;
+ }
+
Status = EFI_SUCCESS;
IpSb = IpIf->Service;
DadXmits = &IpSb->Ip6ConfigInstance.DadXmits;
@@ -1577,16 +1584,6 @@ Ip6ProcessNeighborSolicit ( if (IsDAD && !IsMaintained) {
DupAddrDetect = Ip6FindDADEntry (IpSb, &Target, &IpIf);
if (DupAddrDetect != NULL) {
- if (DupAddrDetect->Transmit == 0) {
- //
- // The NS is from another node to performing DAD on the same address since
- // we haven't send out any NS yet. Fail DAD for the tentative address.
- //
- Ip6OnDADFinished (FALSE, IpIf, DupAddrDetect);
- Status = EFI_ICMP_ERROR;
- goto Exit;
- }
-
//
// Check the MAC address of the incoming packet.
//
@@ -2863,7 +2860,7 @@ Ip6NdFasterTimerTicking ( //
Flag = FALSE;
if ((DupAddrDetect->Receive == 0) ||
- (DupAddrDetect->Transmit == DupAddrDetect->Receive)) {
+ (DupAddrDetect->Transmit <= DupAddrDetect->Receive)) {
Flag = TRUE;
}
|