Fix flags checking in I8042ReadData (patch by Tinus_) Check error codes returned by IoCreateDevice Replace ExFreePool by ExFreePoolWithTag Modified: trunk/reactos/drivers/input/i8042prt/i8042prt.c Modified: trunk/reactos/drivers/input/i8042prt/registry.c _____
Modified: trunk/reactos/drivers/input/i8042prt/i8042prt.c --- trunk/reactos/drivers/input/i8042prt/i8042prt.c 2005-05-03 23:24:26 UTC (rev 14966) +++ trunk/reactos/drivers/input/i8042prt/i8042prt.c 2005-05-04 13:28:34 UTC (rev 14967) @@ -80,9 +80,10 @@
// If data is available if ((Status & KBD_OBF)) { Data[0]=READ_PORT_UCHAR((PUCHAR)I8042_DATA_PORT); + DPRINT("Read: %x (status: %x)\n", Data[0], Status);
// If the data is valid (not timeout, not parity error) - if ((~Status) & (KBD_GTO | KBD_PERR)) + if (0 == (Status & (KBD_GTO | KBD_PERR))) return STATUS_SUCCESS; } return STATUS_UNSUCCESSFUL; @@ -613,7 +614,7 @@
DPRINT("I8042AddDevice\n");
- IoCreateDevice(DriverObject, + Status = IoCreateDevice(DriverObject, sizeof(DEVICE_EXTENSION), NULL, FILE_DEVICE_8042_PORT, @@ -621,6 +622,9 @@ TRUE, &Fdo);
+ if (!NT_SUCCESS(Status)) + return Status; + IoAttachDeviceToDeviceStack(Fdo, Pdo);
DevExt = Fdo->DeviceExtension; @@ -647,7 +651,7 @@ KeInitializeTimer(&DevExt->TimerMouseTimeout);
Status = I8042Initialize(DevExt); - if (STATUS_SUCCESS != Status) { + if (!NT_SUCCESS(STATUS_SUCCESS)) { DPRINT1("Initialization failure: %x\n", Status); return Status; } @@ -668,31 +672,36 @@ TRUE, &Fdo);
- FdoDevExt = Fdo->DeviceExtension; + if (NT_SUCCESS(Status)) + { + FdoDevExt = Fdo->DeviceExtension;
- RtlZeroMemory(FdoDevExt, sizeof(FDO_DEVICE_EXTENSION)); + RtlZeroMemory(FdoDevExt, sizeof(FDO_DEVICE_EXTENSION));
- FdoDevExt->PortDevExt = DevExt; - FdoDevExt->Type = Keyboard; - FdoDevExt->DeviceObject = Fdo; + FdoDevExt->PortDevExt = DevExt; + FdoDevExt->Type = Keyboard; + FdoDevExt->DeviceObject = Fdo;
- Fdo->Flags |= DO_BUFFERED_IO; + Fdo->Flags |= DO_BUFFERED_IO;
- DevExt->DebugWorkItem = IoAllocateWorkItem(Fdo); - DevExt->KeyboardObject = Fdo; + DevExt->DebugWorkItem = IoAllocateWorkItem(Fdo); + DevExt->KeyboardObject = Fdo;
- DevExt->KeyboardBuffer = ExAllocatePoolWithTag( - NonPagedPool, - DevExt->KeyboardAttributes.InputDataQueueLength * - sizeof(KEYBOARD_INPUT_DATA), - TAG_I8042); + DevExt->KeyboardBuffer = ExAllocatePoolWithTag( + NonPagedPool, + DevExt->KeyboardAttributes.InputDataQueueLength * + sizeof(KEYBOARD_INPUT_DATA), + TAG_I8042);
- if (!DevExt->KeyboardBuffer) { - DPRINT1("No memory for keyboardbuffer\n"); - return STATUS_INSUFFICIENT_RESOURCES; + if (!DevExt->KeyboardBuffer) { + DPRINT1("No memory for keyboardbuffer\n"); + return STATUS_INSUFFICIENT_RESOURCES; + } + + InsertTailList(&DevExt->BusDevices, &FdoDevExt->BusDevices); } - - InsertTailList(&DevExt->BusDevices, &FdoDevExt->BusDevices); + else + DevExt->KeyboardExists = FALSE; }
if (DevExt->MouseExists) { @@ -711,30 +720,35 @@ TRUE, &Fdo);
- FdoDevExt = Fdo->DeviceExtension; + if (NT_SUCCESS(Status)) + { + FdoDevExt = Fdo->DeviceExtension;
- RtlZeroMemory(FdoDevExt, sizeof(FDO_DEVICE_EXTENSION)); + RtlZeroMemory(FdoDevExt, sizeof(FDO_DEVICE_EXTENSION));
- FdoDevExt->PortDevExt = DevExt; - FdoDevExt->Type = Mouse; - FdoDevExt->DeviceObject = Fdo; + FdoDevExt->PortDevExt = DevExt; + FdoDevExt->Type = Mouse; + FdoDevExt->DeviceObject = Fdo;
- Fdo->Flags |= DO_BUFFERED_IO; - DevExt->MouseObject = Fdo; + Fdo->Flags |= DO_BUFFERED_IO; + DevExt->MouseObject = Fdo; + + DevExt->MouseBuffer = ExAllocatePoolWithTag( + NonPagedPool, + DevExt->MouseAttributes.InputDataQueueLength * + sizeof(MOUSE_INPUT_DATA), + TAG_I8042);
- DevExt->MouseBuffer = ExAllocatePoolWithTag( - NonPagedPool, - DevExt->MouseAttributes.InputDataQueueLength * - sizeof(MOUSE_INPUT_DATA), - TAG_I8042); + if (!DevExt->MouseBuffer) { + ExFreePoolWithTag(DevExt->KeyboardBuffer, TAG_I8042); + DPRINT1("No memory for mouse buffer\n"); + return STATUS_INSUFFICIENT_RESOURCES; + }
- if (!DevExt->MouseBuffer) { - ExFreePool(DevExt->KeyboardBuffer); - DPRINT1("No memory for mouse buffer\n"); - return STATUS_INSUFFICIENT_RESOURCES; + InsertTailList(&DevExt->BusDevices, &FdoDevExt->BusDevices); } - - InsertTailList(&DevExt->BusDevices, &FdoDevExt->BusDevices); + else + DevExt->MouseExists = FALSE; }
if (DirqlKeyboard > DirqlMouse) _____
Modified: trunk/reactos/drivers/input/i8042prt/registry.c --- trunk/reactos/drivers/input/i8042prt/registry.c 2005-05-03 23:24:26 UTC (rev 14966) +++ trunk/reactos/drivers/input/i8042prt/registry.c 2005-05-04 13:28:34 UTC (rev 14967) @@ -231,7 +231,7 @@
DPRINT1 ("Manually set defaults\n");
} - ExFreePool(ParametersPath.Buffer); + ExFreePoolWithTag(ParametersPath.Buffer, TAG_I8042); DPRINT("Done reading registry\n"); }
-
hpoussin＠svn.reactos.com