Fixed missing parent ioctl call

src/drivers/gps/gps.cpp

@@ -229,10 +229,15 @@ GPS::ioctl(struct file *filp, int cmd, unsigned long arg)
 	int ret = OK;
 
 	switch (cmd) {
-	case SENSORIOCRESET:
-		cmd_reset();
+		case SENSORIOCRESET:
+			cmd_reset();
+			break;
+		}
+
+		default:
+		/* give it to parent if no one wants it */
+		ret = CDev::ioctl(filp, cmd, arg);
 		break;
-	}
 
 	unlock();