1 files changed, 0 insertions, 86 deletions
diff --git a/drivers/usb/gadget/u_f.h b/drivers/usb/gadget/u_f.h
deleted file mode 100644
index e313c3b8dcb1..000000000000
--- a/drivers/usb/gadget/u_f.h
+++ /dev/null
@@ -1,86 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * u_f.h
- *
- * Utility definitions for USB functions
- *
- * Copyright (c) 2013 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com
- *
- * Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
- */
-
-#ifndef __U_F_H__
-#define __U_F_H__
-
-#include <linux/usb/gadget.h>
-#include <linux/overflow.h>
-
-/* Variable Length Array Macros **********************************************/
-#define vla_group(groupname) size_t groupname##__next = 0
-#define vla_group_size(groupname) groupname##__next
-
-#define vla_item(groupname, type, name, n) \
-	size_t groupname##_##name##__offset = ({			       \
-		size_t offset = 0;					       \
-		if (groupname##__next != SIZE_MAX) {			       \
-			size_t align_mask = __alignof__(type) - 1;	       \
-			size_t size = array_size(n, sizeof(type));	       \
-			offset = (groupname##__next + align_mask) &	       \
-				  ~align_mask;				       \
-			if (check_add_overflow(offset, size,		       \
-					       &groupname##__next)) {          \
-				groupname##__next = SIZE_MAX;		       \
-				offset = 0;				       \
-			}						       \
-		}							       \
-		offset;							       \
-	})
-
-#define vla_item_with_sz(groupname, type, name, n) \
-	size_t groupname##_##name##__sz = array_size(n, sizeof(type));	        \
-	size_t groupname##_##name##__offset = ({			        \
-		size_t offset = 0;						\
-		if (groupname##__next != SIZE_MAX) {				\
-			size_t align_mask = __alignof__(type) - 1;		\
-			offset = (groupname##__next + align_mask) &		\
-				  ~align_mask;					\
-			if (check_add_overflow(offset, groupname##_##name##__sz,\
-							&groupname##__next)) {	\
-				groupname##__next = SIZE_MAX;			\
-				offset = 0;					\
-			}							\
-		}								\
-		offset;								\
-	})
-
-#define vla_ptr(ptr, groupname, name) \
-	((void *) ((char *)ptr + groupname##_##name##__offset))
-
-struct usb_ep;
-struct usb_request;
-
-/**
- * alloc_ep_req - returns a usb_request allocated by the gadget driver and
- * allocates the request's buffer.
- *
- * @ep: the endpoint to allocate a usb_request
- * @len: usb_requests's buffer suggested size
- *
- * In case @ep direction is OUT, the @len will be aligned to ep's
- * wMaxPacketSize. In order to avoid memory leaks or drops, *always* use
- * usb_requests's length (req->length) to refer to the allocated buffer size.
- * Requests allocated via alloc_ep_req() *must* be freed by free_ep_req().
- */
-struct usb_request *alloc_ep_req(struct usb_ep *ep, size_t len);
-
-/* Frees a usb_request previously allocated by alloc_ep_req() */
-static inline void free_ep_req(struct usb_ep *ep, struct usb_request *req)
-{
-	WARN_ON(req->buf == NULL);
-	kfree(req->buf);
-	req->buf = NULL;
-	usb_ep_free_request(ep, req);
-}
-
-#endif /* __U_F_H__ */