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Merger tracker:Fixed a USB bus driver logic error 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4805 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff 2008-03-07 05:51:04 +00:00
parent 557cb8cc76
commit 9935f927a2
1 changed files with 3 additions and 3 deletions
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6
MdeModulePkg/Bus/Usb/UsbBusDxe/UsbUtility.c
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@ -956,8 +956,8 @@ MatchUsbClass (
//
// If class or subclass or protocol is 0, the counterparts in interface should be checked.
//
if (DevDesc->DeviceClass == 0 &&
DevDesc->DeviceSubClass == 0 &&
if (DevDesc->DeviceClass == 0 ||
DevDesc->DeviceSubClass == 0 ||
DevDesc->DeviceProtocol == 0) {
if ((UsbClassDevicePathPtr->DeviceClass == ActIfDesc->InterfaceClass ||
@ -969,7 +969,7 @@ MatchUsbClass (
return TRUE;
}
} else if ((UsbClassDevicePathPtr->DeviceClass != DevDesc->DeviceClass ||
} else if ((UsbClassDevicePathPtr->DeviceClass == DevDesc->DeviceClass ||
UsbClassDevicePathPtr->DeviceClass == 0xff) &&
(UsbClassDevicePathPtr->DeviceSubClass == DevDesc->DeviceSubClass ||
UsbClassDevicePathPtr->DeviceSubClass == 0xff) &&