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usb: gadget: define free_ep_req as universal function

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This function is shared between gadget functions, so this avoid unnecessary
duplicated code and potentially avoid memory leaks.

Reviewed-by: Robert Baldyga <r.baldyga@samsung.com>
Signed-off-by: Felipe F. Tonello <eu@felipetonello.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe F. Tonello
2015-11-10 17:52:05 +00:00
committed by Felipe Balbi
parent bc1d3cdc9c
commit 079fe5a6da
5 changed files with 8 additions and 16 deletions
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10
drivers/usb/gadget/u_f.h
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@@ -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__ */