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usb: xhci: Fix memory leak in xhci_endpoint_reset()

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If td_list is not empty the cfg_cmd will not be freed,
call xhci_free_command to free it.

Signed-off-by: Zheng Xiaowei <zhengxiaowei@ruijie.com.cn>
Cc: <stable@vger.kernel.org>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Zheng Xiaowei 2018-07-20 18:05:11 +03:00 committed by Greg Kroah-Hartman
parent c413767e66
commit d89b7664f7
1 changed files with 1 additions and 0 deletions
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drivers/usb/host/xhci.c
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@ -3051,6 +3051,7 @@ static void xhci_endpoint_reset(struct usb_hcd *hcd,
if (!list_empty(&ep->ring->td_list)) {
dev_err(&udev->dev, "EP not empty, refuse reset\n");
spin_unlock_irqrestore(&xhci->lock, flags);
xhci_free_command(xhci, cfg_cmd);
goto cleanup;
}
xhci_queue_stop_endpoint(xhci, stop_cmd, udev->slot_id, ep_index, 0);