Use strcpy, fix style issues.

src/add-ons/kernel/bus_managers/acpi/BusManager.cpp

@@ -96,12 +96,8 @@ globalGPEHandler(UINT32 eventType, ACPI_HANDLE device, UINT32 eventNumber,
 	path.Pointer = deviceName;
 
 	ACPI_STATUS status = AcpiNsHandleToPathname(device, &path);
-	if (ACPI_FAILURE(status)) {
-		deviceName[0] = '?';
-		deviceName[1] = '?';
-		deviceName[2] = '?';
-		deviceName[3] = 0;
-	}
+	if (ACPI_FAILURE(status))
+		strcpy("(missing)", deviceName);
 
 	switch (eventType) {
 		case ACPI_EVENT_TYPE_GPE:
@@ -140,7 +136,8 @@ globalGPEHandler(UINT32 eventType, ACPI_HANDLE device, UINT32 eventNumber,
 					dprintf("acpi: unknown fixed(%d) event for %s\n",
 						eventNumber, deviceName);
 			}
-		} break;
+			break;
+		}
 
 		default:
 			dprintf("acpi: unknown event type (%d:%d)  event for %s\n",
@@ -246,7 +243,6 @@ acpi_std_ops(int32 op,...)
 				"AcpiInitializeObjects failed"))
 				goto err;
 
-
 			checkAndLogFailure(
 				AcpiInstallGlobalEventHandler(globalGPEHandler, NULL),
 				"Failed to install global GPE handler.");
@@ -257,7 +253,6 @@ acpi_std_ops(int32 op,...)
 			checkAndLogFailure(AcpiUpdateAllGpes(),
 				"Failed to update all Gpes");
 
-			/* Phew. Now in ACPI mode */
 			TRACE("ACPI initialized\n");
 			return B_OK;