Index: uspace/lib/usbdev/include/usb/dev/poll.h
===================================================================
--- uspace/lib/usbdev/include/usb/dev/poll.h	(revision 37e4025d09edafa67a90732ff6acc7d2431480e5)
+++ uspace/lib/usbdev/include/usb/dev/poll.h	(revision 99a1a56aaeb2d7f78dc6b36a0346a67f485641cb)
@@ -84,6 +84,6 @@
 } usb_device_auto_polling_t;
 
-int usb_device_auto_polling(usb_device_t *, size_t, usb_device_auto_polling_t *,
-    size_t, void *);
+int usb_device_auto_polling(usb_device_t *, size_t,
+    const usb_device_auto_polling_t *, size_t, void *);
 
 typedef bool (*usb_polling_callback_t)(usb_device_t *,
Index: uspace/lib/usbdev/include/usb/dev/request.h
===================================================================
--- uspace/lib/usbdev/include/usb/dev/request.h	(revision 37e4025d09edafa67a90732ff6acc7d2431480e5)
+++ uspace/lib/usbdev/include/usb/dev/request.h	(revision 99a1a56aaeb2d7f78dc6b36a0346a67f485641cb)
@@ -130,4 +130,5 @@
 int usb_request_set_descriptor(usb_pipe_t *, usb_request_type_t,
     usb_request_recipient_t, uint8_t, uint8_t, uint16_t, void *, size_t);
+
 int usb_request_get_configuration(usb_pipe_t *, uint8_t *);
 int usb_request_set_configuration(usb_pipe_t *, uint8_t);
Index: uspace/lib/usbdev/src/devpoll.c
===================================================================
--- uspace/lib/usbdev/src/devpoll.c	(revision 37e4025d09edafa67a90732ff6acc7d2431480e5)
+++ uspace/lib/usbdev/src/devpoll.c	(revision 99a1a56aaeb2d7f78dc6b36a0346a67f485641cb)
@@ -213,24 +213,16 @@
 	}
 
-	usb_device_auto_polling_t *auto_polling
-	    = malloc(sizeof(usb_device_auto_polling_t));
-	if (auto_polling == NULL) {
-		return ENOMEM;
-	}
-
-	auto_polling->debug = 1;
-	auto_polling->auto_clear_halt = true;
-	auto_polling->delay = 0;
-	auto_polling->max_failures = MAX_FAILED_ATTEMPTS;
-	auto_polling->on_data = callback;
-	auto_polling->on_polling_end = terminated_callback;
-	auto_polling->on_error = NULL;
-
-	int rc = usb_device_auto_polling(dev, pipe_index, auto_polling,
+	const usb_device_auto_polling_t auto_polling = {
+		.debug = 1,
+		.auto_clear_halt = true,
+		.delay = 0,
+		.max_failures = MAX_FAILED_ATTEMPTS,
+		.on_data = callback,
+		.on_polling_end = terminated_callback,
+		.on_error = NULL,
+	};
+
+	return usb_device_auto_polling(dev, pipe_index, &auto_polling,
 	   request_size, arg);
-
-	free(auto_polling);
-
-	return rc;
 }
 
@@ -253,5 +245,5 @@
  */
 int usb_device_auto_polling(usb_device_t *dev, size_t pipe_index,
-    usb_device_auto_polling_t *polling,
+    const usb_device_auto_polling_t *polling,
     size_t request_size, void *arg)
 {