1. update MatchUsbWwid() to check Vendor Id, Product Id and Interface Number.

[mirror_edk2.git] / MdeModulePkg / Bus / Usb / UsbBusDxe / UsbBus.c

diff --git a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c
index 90dcf61443dc29e378bb77f35a1f45880c9d9e0a..35da41b3e39eab379ee04067e40e7bc0cb3e75a3 100644 (file)
--- a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c
+++ b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c
@@ -2,7 +2,7 @@
 \r
     Usb Bus Driver Binding and Bus IO Protocol.\r
 \r
-Copyright (c) 2004 - 2009, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2004 - 2010, 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
@@ -680,7 +680,7 @@ UsbIoGetEndpointDescriptor (
 \r
   @param  This                   The USB IO instance.\r
   @param  LangIDTable            The table to return the language IDs.\r
-  @param  TableSize              The number of supported languanges.\r
+  @param  TableSize              The size, in bytes, of the table LangIDTable.\r
 \r
   @retval EFI_SUCCESS            The language ID is return.\r
 \r
@@ -703,7 +703,7 @@ UsbIoGetSupportedLanguages (
   Dev           = UsbIf->Device;\r
 \r
   *LangIDTable  = Dev->LangId;\r
-  *TableSize    = Dev->TotalLangId;\r
+  *TableSize    = (UINT16) (Dev->TotalLangId * sizeof (UINT16));\r
 \r
   gBS->RestoreTPL (OldTpl);\r
   return EFI_SUCCESS;\r