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

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2. update SerialNumber comparing logic to handle possible NULL-terminator in WWID device path
3. fix bug in UsbIo->UsbIoGetSupportedLanguages(): TableSize is size in bytes of LangIDTable instead of number of LangID.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11197 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
xdu2
2010-12-24 05:32:34 +00:00
parent e2100bfa65
commit 84909ad446
3 changed files with 51 additions and 22 deletions
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6
MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c
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@@ -2,7 +2,7 @@
Usb Bus Driver Binding and Bus IO Protocol.
Copyright (c) 2004 - 2009, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2004 - 2010, 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
which accompanies this distribution. The full text of the license may be found at
@@ -680,7 +680,7 @@ UsbIoGetEndpointDescriptor (
@param This The USB IO instance.
@param LangIDTable The table to return the language IDs.
@param TableSize The number of supported languanges.
@param TableSize The size, in bytes, of the table LangIDTable.
@retval EFI_SUCCESS The language ID is return.
@@ -703,7 +703,7 @@ UsbIoGetSupportedLanguages (
Dev = UsbIf->Device;
*LangIDTable = Dev->LangId;
*TableSize = Dev->TotalLangId;
*TableSize = (UINT16) (Dev->TotalLangId * sizeof (UINT16));
gBS->RestoreTPL (OldTpl);
return EFI_SUCCESS;