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[1/1] usb: xhci: Fix memory leak in xhci_endpoint_reset()

Message ID 1532099111-14413-2-git-send-email-mathias.nyman@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Mathias Nyman July 20, 2018, 3:05 p.m. UTC 
From: Zheng Xiaowei <zhengxiaowei@ruijie.com.cn>

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>
---
 drivers/usb/host/xhci.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 2f4850f..68e6132 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -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);