diff options
| author | lgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-02-25 07:01:44 +0000 |
|---|---|---|
| committer | lgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-02-25 07:01:44 +0000 |
| commit | 8069d49e9abf619afac16e44bf72266de57b1411 (patch) | |
| tree | a282f6a89fab449d16accd48d1224c5d847a1082 /MdePkg/Library/UefiUsbLib | |
| parent | 2ae8963ce89f711acd773b85ca4fe7458b9b0b84 (diff) | |
| download | edk2-platforms-8069d49e9abf619afac16e44bf72266de57b1411.tar.xz | |
update comments and add assert for these files.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4750 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/UefiUsbLib')
| -rw-r--r-- | MdePkg/Library/UefiUsbLib/Hid.c | 27 | ||||
| -rw-r--r-- | MdePkg/Library/UefiUsbLib/UsbDxeLib.c | 4 |
2 files changed, 30 insertions, 1 deletions
diff --git a/MdePkg/Library/UefiUsbLib/Hid.c b/MdePkg/Library/UefiUsbLib/Hid.c index 7c0ee14284..9391574fe0 100644 --- a/MdePkg/Library/UefiUsbLib/Hid.c +++ b/MdePkg/Library/UefiUsbLib/Hid.c @@ -38,6 +38,10 @@ UsbGetHidDescriptor ( UINT32 Status;
EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
+
+ if (UsbIo == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
Request.RequestType = 0x81;
Request.Request = 0x06;
@@ -88,6 +92,9 @@ UsbGetReportDescriptor ( EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
+ if (UsbIo == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
//
// Fill Device request packet
//
@@ -137,6 +144,9 @@ UsbGetProtocolRequest ( EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
+ if (UsbIo == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
//
// Fill Device request packet
//
@@ -187,6 +197,9 @@ UsbSetProtocolRequest ( EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
+ if (UsbIo == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
//
// Fill Device request packet
//
@@ -238,6 +251,9 @@ UsbSetIdleRequest ( EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
+ if (UsbIo == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
//
// Fill Device request packet
//
@@ -287,7 +303,10 @@ UsbGetIdleRequest ( UINT32 Status;
EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
-
+
+ if (UsbIo == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
//
// Fill Device request packet
//
@@ -344,6 +363,9 @@ UsbSetReportRequest ( EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
+ if (UsbIo == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
//
// Fill Device request packet
//
@@ -399,6 +421,9 @@ UsbGetReportRequest ( EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
+ if (UsbIo == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
//
// Fill Device request packet
//
diff --git a/MdePkg/Library/UefiUsbLib/UsbDxeLib.c b/MdePkg/Library/UefiUsbLib/UsbDxeLib.c index 90b0fd3ea5..a1d61d52bf 100644 --- a/MdePkg/Library/UefiUsbLib/UsbDxeLib.c +++ b/MdePkg/Library/UefiUsbLib/UsbDxeLib.c @@ -527,6 +527,10 @@ UsbClearEndpointHalt ( EFI_USB_INTERFACE_DESCRIPTOR InterfaceDescriptor;
UINT8 Index;
+ if (UsbIo == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
ZeroMem (&EndpointDescriptor, sizeof (EFI_USB_ENDPOINT_DESCRIPTOR));
//
// First seach the endpoint descriptor for that endpoint addr
|