linux-kernel - drivers/usb/gadget/udc/max3420_udc.c:1065:5-6: ERROR: invalid reference to the index variable of the iterator on line 1057

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Date:   Sat, 8 Aug 2020 07:53:22 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jassi Brar <jaswinder.singh@...aro.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Felipe Balbi <balbi@...nel.org>
Subject: drivers/usb/gadget/udc/max3420_udc.c:1065:5-6: ERROR: invalid
 reference to the index variable of the iterator on line 1057

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   30185b69a2d533c4ba6ca926b8390ce7de495e29
commit: 48ba02b2e2b1a1c80718e93fefe99c8319597c4a usb: gadget: add udc driver for max3420
date:   5 months ago
config: i386-randconfig-c003-20200807 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>


coccinelle warnings: (new ones prefixed by >>)

>> drivers/usb/gadget/udc/max3420_udc.c:1065:5-6: ERROR: invalid reference to the index variable of the iterator on line 1057

vim +1065 drivers/usb/gadget/udc/max3420_udc.c

  1047	
  1048	static int max3420_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
  1049	{
  1050		struct max3420_req *t, *req = to_max3420_req(_req);
  1051		struct max3420_ep *ep = to_max3420_ep(_ep);
  1052		unsigned long flags;
  1053	
  1054		spin_lock_irqsave(&ep->lock, flags);
  1055	
  1056		/* Pluck the descriptor from queue */
> 1057		list_for_each_entry(t, &ep->queue, queue)
  1058			if (t == req) {
  1059				list_del_init(&req->queue);
  1060				break;
  1061			}
  1062	
  1063		spin_unlock_irqrestore(&ep->lock, flags);
  1064	
> 1065		if (t == req)
  1066			max3420_req_done(req, -ECONNRESET);
  1067	
  1068		return 0;
  1069	}
  1070	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (28730 bytes)