SecurityPkg/Tcg2Dxe: Properly shutdown TPM before reset

[mirror_edk2.git] / NetworkPkg / DnsDxe / DnsProtocol.c

diff --git a/NetworkPkg/DnsDxe/DnsProtocol.c b/NetworkPkg/DnsDxe/DnsProtocol.c
index 11009fdc0dd9ff7f459ee620ed5f737519518686..bd189aebbe1c2b02f21417281bebcf6ee8c3c3ca 100644 (file)
--- a/NetworkPkg/DnsDxe/DnsProtocol.c
+++ b/NetworkPkg/DnsDxe/DnsProtocol.c
@@ -1,7 +1,7 @@
 /** @file\r
 Implementation of EFI_DNS4_PROTOCOL and EFI_DNS6_PROTOCOL interfaces.\r
 \r
-Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2015 - 2017, Intel Corporation. All rights reserved.<BR>\r
 This program and the accompanying materials\r
 are licensed and made available under the terms and conditions of the BSD License\r
 which accompanies this distribution.  The full text of the license may be found at\r
@@ -88,8 +88,8 @@ Dns4GetModeData (
     \r
   Instance = DNS_INSTANCE_FROM_THIS_PROTOCOL4 (This);\r
   if (Instance->State == DNS_STATE_UNCONFIGED) {\r
-    gBS->RestoreTPL (OldTpl);\r
-    return  EFI_NOT_STARTED;\r
+    Status = EFI_NOT_STARTED;\r
+    goto ON_EXIT;\r
   }\r
   \r
   ZeroMem (DnsModeData, sizeof (EFI_DNS4_MODE_DATA));\r
@@ -99,8 +99,7 @@ Dns4GetModeData (
   //\r
   Status = Dns4CopyConfigure (&DnsModeData->DnsConfigData, &Instance->Dns4CfgData);\r
   if (EFI_ERROR (Status)) {\r
-    gBS->RestoreTPL (OldTpl);\r
-    return Status;\r
+    goto ON_EXIT;\r
   }\r
 \r
   //\r
@@ -112,7 +111,12 @@ Dns4GetModeData (
   }\r
   DnsModeData->DnsServerCount = (UINT32) Index;\r
   ServerList = AllocatePool (sizeof (EFI_IPv4_ADDRESS) * DnsModeData->DnsServerCount);\r
-  ASSERT (ServerList != NULL);\r
+  if (ServerList == NULL) {\r
+    Status = EFI_OUT_OF_RESOURCES;\r
+    Dns4CleanConfigure (&DnsModeData->DnsConfigData);\r
+    goto ON_EXIT;\r
+  }\r
+  \r
   Index = 0;\r
   NET_LIST_FOR_EACH_SAFE (Entry, Next, &mDriverData->Dns4ServerList) {\r
     ServerItem = NET_LIST_USER_STRUCT (Entry, DNS4_SERVER_IP, AllServerLink);\r
@@ -130,7 +134,13 @@ Dns4GetModeData (
   }\r
   DnsModeData->DnsCacheCount = (UINT32) Index;\r
   CacheList = AllocatePool (sizeof (EFI_DNS4_CACHE_ENTRY) * DnsModeData->DnsCacheCount);\r
-  ASSERT (CacheList != NULL);\r
+  if (CacheList == NULL) {\r
+    Status = EFI_OUT_OF_RESOURCES;\r
+    Dns4CleanConfigure (&DnsModeData->DnsConfigData);\r
+    FreePool (ServerList);\r
+    goto ON_EXIT;\r
+  }\r
+  \r
   Index =0;\r
   NET_LIST_FOR_EACH_SAFE (Entry, Next, &mDriverData->Dns4CacheList) {\r
     CacheItem = NET_LIST_USER_STRUCT (Entry, DNS4_CACHE, AllCacheLink);\r
@@ -139,9 +149,9 @@ Dns4GetModeData (
   }\r
   DnsModeData->DnsCacheList = CacheList;\r
 \r
+ON_EXIT:\r
   gBS->RestoreTPL (OldTpl);\r
-  \r
-  return EFI_SUCCESS;\r
+  return Status;\r
 }\r
 \r
 /**\r
@@ -236,7 +246,7 @@ Dns4Configure (
     Netmask  = NTOHL (Netmask);\r
 \r
     if (!DnsConfigData->UseDefaultSetting &&\r
-       ((!IP4_IS_VALID_NETMASK (Netmask) || !NetIp4IsUnicast (Ip, Netmask)))) {\r
+        ((!IP4_IS_VALID_NETMASK (Netmask) || (Netmask != 0 && !NetIp4IsUnicast (Ip, Netmask))))) {\r
       Status = EFI_INVALID_PARAMETER;\r
       goto ON_EXIT;\r
     }\r
@@ -277,6 +287,7 @@ Dns4Configure (
     if (EFI_ERROR (Status)) {\r
       if (Instance->Dns4CfgData.DnsServerList != NULL) {\r
         FreePool (Instance->Dns4CfgData.DnsServerList);\r
+        Instance->Dns4CfgData.DnsServerList = NULL;\r
       }\r
       goto ON_EXIT;\r
     }\r
@@ -288,6 +299,7 @@ Dns4Configure (
     if (EFI_ERROR (Status)) {\r
       if (Instance->Dns4CfgData.DnsServerList != NULL) {\r
         FreePool (Instance->Dns4CfgData.DnsServerList);\r
+        Instance->Dns4CfgData.DnsServerList = NULL;\r
       }\r
       goto ON_EXIT;\r
     }\r
@@ -493,6 +505,8 @@ Dns4HostNameToIp (
   //\r
   Status = DoDnsQuery (Instance, Packet);\r
   if (EFI_ERROR (Status)) {\r
+    Dns4RemoveTokenEntry (&Instance->Dns4TxTokens, TokenEntry);\r
+\r
     if (TokenEntry != NULL) {\r
       FreePool (TokenEntry);\r
     }\r
@@ -675,6 +689,8 @@ Dns4GeneralLookUp (
   //\r
   Status = DoDnsQuery (Instance, Packet);\r
   if (EFI_ERROR (Status)) {\r
+    Dns4RemoveTokenEntry (&Instance->Dns4TxTokens, TokenEntry);\r
+\r
     if (TokenEntry != NULL) {\r
       FreePool (TokenEntry);\r
     }\r
@@ -905,8 +921,8 @@ Dns6GetModeData (
     \r
   Instance  = DNS_INSTANCE_FROM_THIS_PROTOCOL6 (This);\r
   if (Instance->State == DNS_STATE_UNCONFIGED) {\r
-    gBS->RestoreTPL (OldTpl);\r
-    return  EFI_NOT_STARTED;\r
+    Status =  EFI_NOT_STARTED;\r
+    goto ON_EXIT;\r
   }\r
 \r
   ZeroMem (DnsModeData, sizeof (EFI_DNS6_MODE_DATA));\r
@@ -914,10 +930,9 @@ Dns6GetModeData (
   //\r
   // Get the current configuration data of this instance. \r
   //\r
-  Status = Dns6CopyConfigure(&DnsModeData->DnsConfigData, &Instance->Dns6CfgData);\r
+  Status = Dns6CopyConfigure (&DnsModeData->DnsConfigData, &Instance->Dns6CfgData);\r
   if (EFI_ERROR (Status)) {\r
-    gBS->RestoreTPL (OldTpl);\r
-    return Status;\r
+    goto ON_EXIT;\r
   }\r
   \r
   //\r
@@ -929,7 +944,12 @@ Dns6GetModeData (
   }\r
   DnsModeData->DnsServerCount = (UINT32) Index;\r
   ServerList = AllocatePool (sizeof(EFI_IPv6_ADDRESS) * DnsModeData->DnsServerCount);\r
-  ASSERT (ServerList != NULL);\r
+  if (ServerList == NULL) {\r
+    Status = EFI_OUT_OF_RESOURCES;\r
+    Dns6CleanConfigure (&DnsModeData->DnsConfigData);\r
+    goto ON_EXIT;\r
+  }\r
+  \r
   Index = 0;\r
   NET_LIST_FOR_EACH_SAFE (Entry, Next, &mDriverData->Dns6ServerList) {\r
     ServerItem = NET_LIST_USER_STRUCT (Entry, DNS6_SERVER_IP, AllServerLink);\r
@@ -947,7 +967,13 @@ Dns6GetModeData (
   }\r
   DnsModeData->DnsCacheCount = (UINT32) Index;\r
   CacheList = AllocatePool (sizeof(EFI_DNS6_CACHE_ENTRY) * DnsModeData->DnsCacheCount);\r
-  ASSERT (CacheList != NULL);\r
+  if (CacheList == NULL) {\r
+    Status = EFI_OUT_OF_RESOURCES;\r
+    Dns6CleanConfigure (&DnsModeData->DnsConfigData);\r
+    FreePool (ServerList);\r
+    goto ON_EXIT;\r
+  }\r
+  \r
   Index =0;\r
   NET_LIST_FOR_EACH_SAFE (Entry, Next, &mDriverData->Dns6CacheList) {\r
     CacheItem = NET_LIST_USER_STRUCT (Entry, DNS6_CACHE, AllCacheLink);\r
@@ -955,10 +981,10 @@ Dns6GetModeData (
     Index++;\r
   }\r
   DnsModeData->DnsCacheList = CacheList;\r
-\r
-  gBS->RestoreTPL (OldTpl);\r
   \r
-  return EFI_SUCCESS;\r
+ON_EXIT:\r
+  gBS->RestoreTPL (OldTpl);\r
+  return Status;\r
 }\r
 \r
 /**\r
@@ -1080,10 +1106,13 @@ Dns6Configure (
     //\r
     // Config UDP\r
     //\r
+    gBS->RestoreTPL (OldTpl);\r
     Status = Dns6ConfigUdp (Instance, Instance->UdpIo);\r
+    OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r
     if (EFI_ERROR (Status)) {\r
       if (Instance->Dns6CfgData.DnsServerList != NULL) {\r
         FreePool (Instance->Dns6CfgData.DnsServerList);\r
+        Instance->Dns6CfgData.DnsServerList = NULL;\r
       }\r
       goto ON_EXIT;\r
     }\r
@@ -1095,6 +1124,7 @@ Dns6Configure (
     if (EFI_ERROR (Status)) {\r
       if (Instance->Dns6CfgData.DnsServerList != NULL) {\r
         FreePool (Instance->Dns6CfgData.DnsServerList);\r
+        Instance->Dns6CfgData.DnsServerList = NULL;\r
       }\r
       goto ON_EXIT;\r
     }\r
@@ -1303,6 +1333,8 @@ Dns6HostNameToIp (
   //\r
   Status = DoDnsQuery (Instance, Packet);\r
   if (EFI_ERROR (Status)) {\r
+    Dns6RemoveTokenEntry (&Instance->Dns6TxTokens, TokenEntry);\r
+    \r
     if (TokenEntry != NULL) {\r
       FreePool (TokenEntry);\r
     }\r
@@ -1488,6 +1520,8 @@ Dns6GeneralLookUp (
   //\r
   Status = DoDnsQuery (Instance, Packet);\r
   if (EFI_ERROR (Status)) {\r
+    Dns6RemoveTokenEntry (&Instance->Dns6TxTokens, TokenEntry);\r
+\r
     if (TokenEntry != NULL) {\r
       FreePool (TokenEntry);\r
     }\r