[PATCH v3 52/78] NetworkPkg/UefiPxeBcDxe: Fix various typos

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

From: Antoine Coeur <coeur@gmx.fr>

Fix various typos in comments and documentation.
Cc: Jiaxin Wu <jiaxin.wu@intel.com>
Cc: Siyuan Fu <siyuan.fu@intel.com>
Cc: Maciej Rabeda <maciej.rabeda@intel.com>
Signed-off-by: Antoine Coeur <coeur@gmx.fr>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
Reviewed-by: Maciej Rabeda <maciej.rabeda@intel.com>
Signed-off-by: Philippe Mathieu-Daude <philmd@redhat.com>
---
 NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.h   |  2 +-
 NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.h   |  8 ++++----
 NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.h   |  4 ++--
 NetworkPkg/UefiPxeBcDxe/PxeBcSupport.h | 16 ++++++++--------
 NetworkPkg/UefiPxeBcDxe/PxeBcBoot.c    |  4 ++--
 NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.c   | 10 +++++-----
 NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c   | 18 +++++++++---------
 NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c  |  4 ++--
 NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c    | 10 +++++-----
 NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.c   | 12 ++++++------
 NetworkPkg/UefiPxeBcDxe/PxeBcSupport.c |  8 ++++----
 11 files changed, 48 insertions(+), 48 deletions(-)

diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.h b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.h
index 69b0502bbcd9..879da18a88e9 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.h
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.h
@@ -60,7 +60,7 @@
 
 //
 // Dhcp4 and Dhcp6 share this definition, and corresponding
-// relatioinship is as follows:
+// relationship is as follows:
 //
 //   Dhcp4Discover <> Dhcp6Solicit
 //   Dhcp4Offer    <> Dhcp6Advertise
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.h b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.h
index ca40fdc9d336..ae4be775e85d 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.h
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.h
@@ -123,7 +123,7 @@ typedef struct {
 
   @retval EFI_ABORTED     User canceled the operation.
   @retval EFI_SUCCESS     Selected the boot menu successfully.
-  @retval EFI_NOT_READY   Read the input key from the keybroad has not finish.
+  @retval EFI_NOT_READY   Read the input key from the keyboard has not finish.
 
 **/
 EFI_STATUS
@@ -174,7 +174,7 @@ PxeBcParseDhcp6Packet (
   @param[in]  Private             The pointer to the PxeBc private data.
   @param[in]  Address             The pointer to the ready address.
 
-  @retval     EFI_SUCCESS         Registered the address succesfully.
+  @retval     EFI_SUCCESS         Registered the address successfully.
   @retval     Others              Failed to register the address.
 
 **/
@@ -226,8 +226,8 @@ PxeBcDhcp6Discover (
 
   @param[in]  Private             The pointer to PXEBC_PRIVATE_DATA.
 
-  @retval     EFI_SUCCESS         Switch the IP policy succesfully.
-  @retval     Others              Unexpect error happened.
+  @retval     EFI_SUCCESS         Switch the IP policy successfully.
+  @retval     Others              Unexpected error happened.
 
 **/
 EFI_STATUS
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.h b/NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.h
index 9a011e046543..7356c0ae9e58 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.h
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.h
@@ -33,7 +33,7 @@
   @param[in, out] BufferSize     Pointer to buffer size.
 
   @retval EFI_SUCCESS        Successfully obtained the size of file.
-  @retval EFI_NOT_FOUND      Parse the tftp ptions failed.
+  @retval EFI_NOT_FOUND      Parse the tftp options failed.
   @retval EFI_DEVICE_ERROR   The network device encountered an error during this operation.
   @retval Others             Did not obtain the size of the file.
 
@@ -119,7 +119,7 @@ PxeBcTftpWriteFile (
   @param[in, out]  BufferSize     Pointer to buffer size.
   @param[in]       DontUseBuffer  Indicates whether with a receive buffer.
 
-  @retval EFI_SUCCES         Successfully obtained the data from the file included in directory.
+  @retval EFI_SUCCESS        Successfully obtained the data from the file included in directory.
   @retval EFI_DEVICE_ERROR   The network device encountered an error during this operation.
   @retval Others             Operation failed.
 
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcSupport.h b/NetworkPkg/UefiPxeBcDxe/PxeBcSupport.h
index 9264cd92c467..312572129e78 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcSupport.h
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcSupport.h
@@ -21,7 +21,7 @@
 
 
 /**
-  Flush the previous configration using the new station Ip address.
+  Flush the previous configuration using the new station Ip address.
 
   @param[in]   Private        Pointer to PxeBc private data.
   @param[in]   StationIp      Pointer to the station Ip address.
@@ -59,7 +59,7 @@ PxeBcCommonNotify (
 
   @param  Mode           Pointer to EFI_PXE_BASE_CODE_MODE.
   @param  Ip4Addr        The Ip4 address for resolution.
-  @param  MacAddress     The resoluted MAC address if the resolution is successful.
+  @param  MacAddress     The resolved MAC address if the resolution is successful.
                          The value is undefined if resolution fails.
 
   @retval TRUE           Found a matched entry.
@@ -156,7 +156,7 @@ PxeBcConfigUdp4Write (
   @param[in]       StationIp            Pointer to the station address.
   @param[in, out]  SrcPort              Pointer to the source port.
 
-  @retval          EFI_SUCCESS          Successfuly configured this instance.
+  @retval          EFI_SUCCESS          Successfully configured this instance.
   @retval          Others               Failed to configure this instance.
 
 **/
@@ -234,7 +234,7 @@ PxeBcUdp6Write (
   @param[in]  Session             Pointer to the current UDPv4 session.
   @param[in]  OpFlags             Operation flag for UdpRead/UdpWrite.
 
-  @retval     TRUE                Succesfully passed the Ip filter.
+  @retval     TRUE                Successfully passed the Ip filter.
   @retval     FALSE               Failed to pass the Ip filter.
 
 **/
@@ -254,7 +254,7 @@ PxeBcCheckByIpFilter (
   @param[in, out]  DestIp         Pointer to the dest Ip address.
   @param[in]       OpFlags        Operation flag for UdpRead/UdpWrite.
 
-  @retval     TRUE                Succesfully passed the IPv4 filter.
+  @retval     TRUE                Successfully passed the IPv4 filter.
   @retval     FALSE               Failed to pass the IPv4 filter.
 
 **/
@@ -275,7 +275,7 @@ PxeBcCheckByDestIp (
   @param[in, out]  DestPort       Pointer to the destination port.
   @param[in]       OpFlags        Operation flag for UdpRead/UdpWrite.
 
-  @retval     TRUE                Succesfully passed the IPv4 filter.
+  @retval     TRUE                Successfully passed the IPv4 filter.
   @retval     FALSE               Failed to pass the IPv4 filter.
 
 **/
@@ -296,7 +296,7 @@ PxeBcCheckByDestPort (
   @param[in, out]  SrcIp          Pointer to the source Ip address.
   @param[in]       OpFlags        Operation flag for UdpRead/UdpWrite.
 
-  @retval     TRUE                Succesfully passed the IPv4 filter.
+  @retval     TRUE                Successfully passed the IPv4 filter.
   @retval     FALSE               Failed to pass the IPv4 filter.
 
 **/
@@ -317,7 +317,7 @@ PxeBcFilterBySrcIp (
   @param[in, out]  SrcPort        Pointer to the source port.
   @param[in]       OpFlags        Operation flag for UdpRead/UdpWrite.
 
-  @retval     TRUE                Succesfully passed the IPv4 filter.
+  @retval     TRUE                Successfully passed the IPv4 filter.
   @retval     FALSE               Failed to pass the IPv4 filter.
 
 **/
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcBoot.c b/NetworkPkg/UefiPxeBcDxe/PxeBcBoot.c
index a982d3a29d9b..10bbb06f7593 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcBoot.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcBoot.c
@@ -257,7 +257,7 @@ PxeBcSelectBootPrompt (
 
   @retval EFI_ABORTED     User cancel operation.
   @retval EFI_SUCCESS     Select the boot menu success.
-  @retval EFI_NOT_READY   Read the input key from the keybroad has not finish.
+  @retval EFI_NOT_READY   Read the input key from the keyboard has not finish.
 
 **/
 EFI_STATUS
@@ -970,7 +970,7 @@ PxeBcDiscoverBootFile (
   @param[in, out] Private           Pointer to PxeBc private data.
   @param[out]     NewMakeCallback   If TRUE, it is a new callback.
                                     Otherwise, it is not new callback.
-  @retval EFI_SUCCESS          PxeBaseCodeCallbackProtocol installed succesfully.
+  @retval EFI_SUCCESS          PxeBaseCodeCallbackProtocol installed successfully.
   @retval Others               Failed to install PxeBaseCodeCallbackProtocol.
 
 **/
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.c b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.c
index bb5e53b5bf43..fb63cf61a97d 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.c
@@ -78,7 +78,7 @@ PxeBcParseDhcp4Options (
 
 
 /**
-  Parse the PXE vender options and extract the information from them.
+  Parse the PXE vendor options and extract the information from them.
 
   @param[in]  Dhcp4Option        Pointer to vendor options in buffer.
   @param[in]  VendorOption       Pointer to structure to store information in vendor options.
@@ -312,7 +312,7 @@ PxeBcBuildDhcp4Options (
 
   if (EFI_ERROR (NetLibGetSystemGuid ((EFI_GUID *) OptEnt.Uuid->Guid))) {
     //
-    // Zero the Guid to indicate NOT programable if failed to get system Guid.
+    // Zero the Guid to indicate NOT programmable if failed to get system Guid.
     //
     DEBUG ((EFI_D_WARN, "PXE: Failed to read system GUID from the smbios table!\n"));
     ZeroMem (OptEnt.Uuid->Guid, sizeof (EFI_GUID));
@@ -1125,7 +1125,7 @@ PxeBcHandleDhcp4Offer (
       }
     } else {
       //
-      //  Othewise, the bootfile name must be included in DhcpOnly offer.
+      //  Otherwise, the bootfile name must be included in DhcpOnly offer.
       //
       if (Options[PXEBC_DHCP4_TAG_INDEX_BOOTFILE] == NULL) {
         Status = EFI_NOT_FOUND;
@@ -1275,7 +1275,7 @@ PxeBcDhcp4CallBack (
       //
       if (EFI_ERROR (NetLibGetSystemGuid ((EFI_GUID *) Packet->Dhcp4.Header.ClientHwAddr))) {
         //
-        // Zero the Guid to indicate NOT programable if failed to get system Guid.
+        // Zero the Guid to indicate NOT programmable if failed to get system Guid.
         //
         DEBUG ((EFI_D_WARN, "PXE: Failed to read system GUID from the smbios table!\n"));
         ZeroMem (Packet->Dhcp4.Header.ClientHwAddr, sizeof (EFI_GUID));
@@ -1464,7 +1464,7 @@ PxeBcDhcp4Discover (
   if (Mode->SendGUID) {
     if (EFI_ERROR (NetLibGetSystemGuid ((EFI_GUID *) Token.Packet->Dhcp4.Header.ClientHwAddr))) {
       //
-      // Zero the Guid to indicate NOT programable if failed to get system Guid.
+      // Zero the Guid to indicate NOT programmable if failed to get system Guid.
       //
       DEBUG ((EFI_D_WARN, "PXE: Failed to read system GUID from the smbios table!\n"));
       ZeroMem (Token.Packet->Dhcp4.Header.ClientHwAddr, sizeof (EFI_GUID));
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
index 1164fbbdefed..8d71143b79f3 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
@@ -25,7 +25,7 @@ EFI_IPv6_ADDRESS   mAllDhcpRelayAndServersAddress = {{0xFF, 2, 0, 0, 0, 0, 0, 0,
   @param[in]  OptTag        The required option tag.
 
   @retval     NULL          Failed to parse the required option.
-  @retval     Others        The postion of the required option in buffer.
+  @retval     Others        The position of the required option in buffer.
 
 **/
 EFI_DHCP6_PACKET_OPTION *
@@ -370,7 +370,7 @@ PxeBcDns6 (
 
   @retval EFI_ABORTED     User cancel operation.
   @retval EFI_SUCCESS     Selected the boot menu successfully.
-  @retval EFI_NOT_READY   Read the input key from the keybroad has not finish.
+  @retval EFI_NOT_READY   Read the input key from the keyboard has not finish.
 
 **/
 EFI_STATUS
@@ -674,7 +674,7 @@ PxeBcParseDhcp6Packet (
 
   //
   // The offer with assigned client address is NOT a proxy offer.
-  // An ia_na option, embeded with valid ia_addr option and a status_code of success.
+  // An ia_na option, embedded with valid ia_addr option and a status_code of success.
   //
   Option = Options[PXEBC_DHCP6_IDX_IA_NA];
   if (Option != NULL) {
@@ -1431,7 +1431,7 @@ PxeBcHandleDhcp6Offer (
       }
     } else {
       //
-      //  Othewise, the bootfilename must be included in DhcpOnly offer.
+      //  Otherwise, the bootfilename must be included in DhcpOnly offer.
       //
       ASSERT (Cache6->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL] != NULL);
     }
@@ -1480,7 +1480,7 @@ PxeBcUnregisterIp6Address (
 
   @retval     EFI_SUCCESS         Found a valid gateway address successfully.
   @retval     EFI_TIMEOUT         The operation is time out.
-  @retval     Other               Unexpect error happened.
+  @retval     Other               Unexpected error happened.
 
 **/
 EFI_STATUS
@@ -1594,7 +1594,7 @@ PxeBcCheckRouteTable (
   @param[in]  Private             The pointer to PXEBC_PRIVATE_DATA.
   @param[in]  Address             The pointer to the ready address.
 
-  @retval     EFI_SUCCESS         Registered the address succesfully.
+  @retval     EFI_SUCCESS         Registered the address successfully.
   @retval     Others              Failed to register the address.
 
 **/
@@ -1774,8 +1774,8 @@ PxeBcRegisterIp6Address (
 
   @param[in]  Private             The pointer to PXEBC_PRIVATE_DATA.
 
-  @retval     EFI_SUCCESS         Switch the IP policy succesfully.
-  @retval     Others              Unexpect error happened.
+  @retval     EFI_SUCCESS         Switch the IP policy successfully.
+  @retval     Others              Unexpected error happened.
 
 **/
 EFI_STATUS
@@ -1915,7 +1915,7 @@ PxeBcDhcp6CallBack (
   Callback  = Private->PxeBcCallback;
 
   //
-  // Callback to user when any traffic ocurred if has.
+  // Callback to user when any traffic occurred if has.
   //
   if (Dhcp6Event != Dhcp6SelectAdvertise && Callback != NULL) {
     Received = (BOOLEAN) (Dhcp6Event == Dhcp6RcvdAdvertise || Dhcp6Event == Dhcp6RcvdReply);
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c b/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
index b35edb687d30..0e2675be3c98 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
@@ -1,5 +1,5 @@
 /** @file
-  Driver Binding functions implementationfor for UefiPxeBc Driver.
+  Driver Binding functions implementation for UefiPxeBc Driver.
 
   (C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>
   Copyright (c) 2007 - 2019, Intel Corporation. All rights reserved.<BR>
@@ -1184,7 +1184,7 @@ PxeBcCreateIp6Children (
   }
 
   //
-  // Set IPv6 avaiable flag and set default configure data for
+  // Set IPv6 available flag and set default configure data for
   // Udp6Read and Ip6 instance.
   //
   Status = PxeBcCheckIpv6Support (ControllerHandle, Private, &Private->Mode.Ipv6Available);
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c b/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c
index 639415b286a3..5d18207b6ce8 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c
@@ -204,7 +204,7 @@ EfiPxeBcStart (
     //the active state, If the DHCP4 D.O.R.A started by IP4 auto
     //configuration and has not been completed, the Dhcp4 state machine
     //will not be in the right state for the PXE to start a new round D.O.R.A.
-    //so we need to switch it's policy to static.
+    //so we need to switch its policy to static.
     //
     Status = PxeBcSetIp4Policy (Private);
     if (EFI_ERROR (Status)) {
@@ -631,7 +631,7 @@ EfiPxeBcDiscover (
       }
       if (Index != Info->IpCnt) {
         //
-        // It's invalid if the first server doesn't accecpt any response
+        // It's invalid if the first server doesn't accept any response
         // but any of the other servers does accept any response.
         //
         Status = EFI_INVALID_PARAMETER;
@@ -1410,7 +1410,7 @@ EfiPxeBcUdpRead (
 
   if (IsMatched) {
     //
-    // Copy the rececived packet to user if matched by filter.
+    // Copy the received packet to user if matched by filter.
     //
     if (Mode->UsingIpv6) {
       Udp6Rx = Udp6Token.Packet.RxData;
@@ -1685,7 +1685,7 @@ EfiPxeBcSetIpFilter (
         for (Index = 0; Index < NewFilter->IpCnt; ++Index) {
           if (IP4_IS_MULTICAST (EFI_NTOHL (NewFilter->IpList[Index].v4))) {
             //
-            // Join the mutilcast group.
+            // Join the multicast group.
             //
             Status = Private->Udp4Read->Groups (Private->Udp4Read, TRUE, &NewFilter->IpList[Index].v4);
             if (EFI_ERROR (Status)) {
@@ -1723,7 +1723,7 @@ EfiPxeBcSetIpFilter (
         for (Index = 0; Index < NewFilter->IpCnt; ++Index) {
           if (IP6_IS_MULTICAST (&NewFilter->IpList[Index].v6)) {
             //
-            // Join the mutilcast group.
+            // Join the multicast group.
             //
             Status = Private->Udp6Read->Groups (Private->Udp6Read, TRUE, &NewFilter->IpList[Index].v6);
             if (EFI_ERROR (Status)) {
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.c b/NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.c
index 6a390c249f67..addcafc0c88c 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.c
@@ -106,8 +106,8 @@ PxeBcMtftp6CheckPacket (
   @param[in]      WindowSize     Pointer to required window size.
   @param[in, out] BufferSize     Pointer to buffer size.
 
-  @retval EFI_SUCCESS        Sucessfully obtained the size of file.
-  @retval EFI_NOT_FOUND      Parse the tftp ptions failed.
+  @retval EFI_SUCCESS        Successfully obtained the size of file.
+  @retval EFI_NOT_FOUND      Parse the tftp options failed.
   @retval EFI_DEVICE_ERROR   The network device encountered an error during this operation.
   @retval Others             Has not obtained the size of the file.
 
@@ -512,7 +512,7 @@ PxeBcMtftp6ReadDirectory (
   @param[in]  PacketLen      Length of EFI_MTFTP4_PACKET.
   @param[in]  Packet         Pointer to EFI_MTFTP4_PACKET to be checked.
 
-  @retval EFI_SUCCESS    The current operation succeeeded.
+  @retval EFI_SUCCESS    The current operation succeeded.
   @retval EFI_ABORTED    Abort the current transfer process.
 
 **/
@@ -896,7 +896,7 @@ PxeBcMtftp4WriteFile (
   @param[in, out]  BufferSize     Pointer to buffer size.
   @param[in]       DontUseBuffer  Indicates whether to use a receive buffer.
 
-  @retval EFI_SUCCES         Successfully obtained the data from the file included in the directory.
+  @retval EFI_SUCCESS        Successfully obtained the data from the file included in the directory.
   @retval EFI_DEVICE_ERROR   The network device encountered an error during this operation.
   @retval Others             Operation failed.
 
@@ -1037,7 +1037,7 @@ PxeBcTftpGetFileSize (
   @param[in, out] BufferSize     Pointer to buffer size.
   @param[in]      DontUseBuffer  Indicates whether to use a receive buffer.
 
-  @retval EFI_SUCCESS        Sucessfully read the data from the special file.
+  @retval EFI_SUCCESS        Successfully read the data from the special file.
   @retval EFI_DEVICE_ERROR   The network device encountered an error during this operation.
   @retval Others             Read data from file failed.
 
@@ -1143,7 +1143,7 @@ PxeBcTftpWriteFile (
   @param[in, out]  BufferSize     Pointer to buffer size.
   @param[in]       DontUseBuffer  Indicatse whether to use a receive buffer.
 
-  @retval EFI_SUCCES         Successfully obtained the data from the file included in the directory.
+  @retval EFI_SUCCESS        Successfully obtained the data from the file included in the directory.
   @retval EFI_DEVICE_ERROR   The network device encountered an error during this operation.
   @retval Others             Operation failed.
 
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcSupport.c b/NetworkPkg/UefiPxeBcDxe/PxeBcSupport.c
index ae8eb48947fd..8eb1558d30a9 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcSupport.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcSupport.c
@@ -11,7 +11,7 @@
 
 
 /**
-  Flush the previous configration using the new station Ip address.
+  Flush the previous configuration using the new station Ip address.
 
   @param[in]   Private        The pointer to the PxeBc private data.
   @param[in]   StationIp      The pointer to the station Ip address.
@@ -136,7 +136,7 @@ PxeBcCommonNotify (
 
   @param  Mode           The pointer to EFI_PXE_BASE_CODE_MODE.
   @param  Ip4Addr        The Ip4 address for resolution.
-  @param  MacAddress     The resoluted MAC address if the resolution is successful.
+  @param  MacAddress     The resolved MAC address if the resolution is successful.
                          The value is undefined if the resolution fails.
 
   @retval TRUE           Found an matched entry.
@@ -1176,7 +1176,7 @@ PxeBcUdp4Read (
          Token->Status == EFI_NOT_READY &&
          EFI_ERROR (gBS->CheckEvent (TimeoutEvent))) {
     //
-    // Poll the token utill reply/ICMPv6 error message received or timeout.
+    // Poll the token until reply/ICMPv6 error message received or timeout.
     //
     Udp4->Poll (Udp4);
     if (Token->Status == EFI_ICMP_ERROR ||
@@ -1280,7 +1280,7 @@ PxeBcUdp6Read (
          Token->Status == EFI_NOT_READY &&
          EFI_ERROR (gBS->CheckEvent (TimeoutEvent))) {
     //
-    // Poll the token utill reply/ICMPv6 error message received or timeout.
+    // Poll the token until reply/ICMPv6 error message received or timeout.
     //
     Udp6->Poll (Udp6);
     if (Token->Status == EFI_ICMP_ERROR ||
-- 
2.21.1