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path: root/drivers/usb/gadget/u_f.h
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Diffstat (limited to 'drivers/usb/gadget/u_f.h')
-rw-r--r--drivers/usb/gadget/u_f.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/usb/gadget/u_f.h b/drivers/usb/gadget/u_f.h
index 1d5f0eb68552..4247cc098a89 100644
--- a/drivers/usb/gadget/u_f.h
+++ b/drivers/usb/gadget/u_f.h
@@ -16,6 +16,8 @@
#ifndef __U_F_H__
#define __U_F_H__
+#include <linux/usb/gadget.h>
+
/* Variable Length Array Macros **********************************************/
#define vla_group(groupname) size_t groupname##__next = 0
#define vla_group_size(groupname) groupname##__next
@@ -45,8 +47,12 @@
struct usb_ep;
struct usb_request;
+/* Requests allocated via alloc_ep_req() must be freed by free_ep_req(). */
struct usb_request *alloc_ep_req(struct usb_ep *ep, int len, int default_len);
+static inline void free_ep_req(struct usb_ep *ep, struct usb_request *req)
+{
+ kfree(req->buf);
+ usb_ep_free_request(ep, req);
+}
#endif /* __U_F_H__ */
-
-