* Use new(std::nothrow) everywhere (NULL checks were already there).

* Fix a warning if trace output is not enabled.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27456 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/kernel/drivers/input/usb_hid/DeviceList.cpp

@@ -7,6 +7,7 @@
 #include <kernel_cpp.h>
 #include <stdlib.h>
 #include <string.h>
+#include <new>
 
 struct device_list_entry {
 	char *				name;
@@ -40,7 +41,7 @@ DeviceList::~DeviceList()
 status_t
 DeviceList::AddDevice(const char *name, void *device)
 {
-	device_list_entry *entry = new device_list_entry;
+	device_list_entry *entry = new(std::nothrow) device_list_entry;
 	if (entry == NULL)
 		return B_NO_MEMORY;
 

src/add-ons/kernel/drivers/input/usb_hid/Driver.cpp

@@ -16,6 +16,8 @@
 #include "BeOSCompatibility.h" // for pseudo mutex
 #endif
 
+#include <new>
+
 
 int32 api_version = B_CUR_DRIVER_API_VERSION;
 usb_module_info *gUSBModule = NULL;
@@ -68,9 +70,9 @@ usb_hid_device_added(usb_device device, void **cookie)
 		const usb_interface_info *interface = config->interface[i].active;
 		uint8 interfaceClass = interface->descr->interface_class;
 		uint8 interfaceSubclass = interface->descr->interface_subclass;
-		uint8 interfaceProtocol = interface->descr->interface_protocol;
 		TRACE("interface %lu: class: %u; subclass: %u; protocol: %u\n",
-			i, interfaceClass, interfaceSubclass, interfaceProtocol);
+			i, interfaceClass, interfaceSubclass,
+			interface->descr->interface_protocol);
 
 		if (interfaceClass == USB_INTERFACE_CLASS_HID
 			&& interfaceSubclass == USB_INTERFACE_SUBCLASS_HID_BOOT) {
@@ -221,7 +223,7 @@ init_driver()
 	if (get_module(B_USB_MODULE_NAME, (module_info **)&gUSBModule) != B_OK)
 		return B_ERROR;
 
-	gDeviceList = new DeviceList();
+	gDeviceList = new(std::nothrow) DeviceList();
 	if (gDeviceList == NULL) {
 		put_module(B_USB_MODULE_NAME);
 		return B_NO_MEMORY;

src/add-ons/kernel/drivers/input/usb_hid/HIDDevice.cpp

@@ -8,6 +8,7 @@
 #include <usb/USB_hid.h>
 #include <stdio.h>
 #include <string.h>
+#include <new>
 
 // includes for the different device types
 #include "KeyboardDevice.h"
@@ -181,11 +182,14 @@ HIDDevice::MakeHIDDevice(usb_device device,
 
 	// determine device type and create the device object
 	if (deviceType == USB_HID_DEVICE_TYPE_KEYBOARD) {
-		return new KeyboardDevice(device, interruptPipe, interfaceIndex,
-			finalInstructions, instructionCount, totalReportSize);
-	} else if (deviceType == USB_HID_DEVICE_TYPE_MOUSE) {
-		return new MouseDevice(device, interruptPipe, interfaceIndex,
-			finalInstructions, instructionCount, totalReportSize);
+		return new(std::nothrow) KeyboardDevice(device, interruptPipe,
+			interfaceIndex, finalInstructions, instructionCount,
+			totalReportSize);
+	} else if (deviceType == USB_HID_DEVICE_TYPE_MOUSE
+		|| deviceType == 0x01250015) {
+		return new(std::nothrow) MouseDevice(device, interruptPipe,
+			interfaceIndex, finalInstructions, instructionCount,
+			totalReportSize);
 	}
 
 	TRACE_ALWAYS("unsupported device type 0x%08lx\n", deviceType);