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usb: gadget: change len to size_t on alloc_ep_req()

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commit 69bb99738b5c6d56d2b1a75db9cbb4d187453c1a upstream.

Length of buffers should be of type size_t whenever possible. Altough
recommended, this change has no real practical change, unless a driver has a
uses a huge or negative buffer size - it might help find these bugs.

Signed-off-by: Felipe F. Tonello <eu@felipetonello.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Felipe F. Tonello 2016-08-08 21:30:05 +01:00 • committed by Greg Kroah-Hartman
parent 0446437c8b
commit 022a60e3bf
2 changed files with 2 additions and 2 deletions
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2
drivers/usb/gadget/u_f.c
View file

@ -13,7 +13,7 @@
#include "u_f.h" #include "u_f.h"
struct usb_request *alloc_ep_req(struct usb_ep *ep, int len, int default_len) struct usb_request *alloc_ep_req(struct usb_ep *ep, size_t len, int default_len)
{ {
struct usb_request *req; struct usb_request *req;

2
drivers/usb/gadget/u_f.h
View file

@ -48,7 +48,7 @@ struct usb_ep;
struct usb_request; struct usb_request;
/* Requests allocated via alloc_ep_req() must be freed by free_ep_req(). */ /* 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); struct usb_request *alloc_ep_req(struct usb_ep *ep, size_t len, int default_len);
static inline void free_ep_req(struct usb_ep *ep, struct usb_request *req) static inline void free_ep_req(struct usb_ep *ep, struct usb_request *req)
{ {
kfree(req->buf); kfree(req->buf);