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usb: gadget: core: Fix use-after-free of usb_request

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Driver is tracing usb_request after freeing it.
Fix it by changing the order.

Signed-off-by: Manu Gautam <mgautam@codeaurora.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Manu Gautam
2018-02-12 10:55:43 +02:00
committed by Felipe Balbi
parent c49f63055e
commit e74bd4d358
1 changed files with 1 additions and 1 deletions
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drivers/usb/gadget/udc/core.c
+1 -1
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@@ -180,8 +180,8 @@ EXPORT_SYMBOL_GPL(usb_ep_alloc_request);
void usb_ep_free_request(struct usb_ep *ep,
struct usb_request *req)
{
ep->ops->free_request(ep, req);
trace_usb_ep_free_request(ep, req, 0);
ep->ops->free_request(ep, req);
}
EXPORT_SYMBOL_GPL(usb_ep_free_request);