The member @lock of dwc3_ep struct is only initialized,
and not used elsewhere, so remove it.

Signed-off-by: Chunfeng Yun <chunfeng....@mediatek.com>
---
v2: fix typo of dwc3_ep in commit log
---
 drivers/usb/dwc3/core.h   | 2 --
 drivers/usb/dwc3/gadget.c | 2 --
 2 files changed, 4 deletions(-)

diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index f19cbeb01087..72d28cb14bdf 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -649,7 +649,6 @@ struct dwc3_event_buffer {
  * @cancelled_list: list of cancelled requests for this endpoint
  * @pending_list: list of pending requests for this endpoint
  * @started_list: list of started requests on this endpoint
- * @lock: spinlock for endpoint request queue traversal
  * @regs: pointer to first endpoint register
  * @trb_pool: array of transaction buffers
  * @trb_pool_dma: dma address of @trb_pool
@@ -677,7 +676,6 @@ struct dwc3_ep {
        struct list_head        pending_list;
        struct list_head        started_list;
 
-       spinlock_t              lock;
        void __iomem            *regs;
 
        struct dwc3_trb         *trb_pool;
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index d67655384eb2..7f75da30caba 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2251,8 +2251,6 @@ static int dwc3_gadget_init_endpoint(struct dwc3 *dwc, u8 
epnum)
                dep->endpoint.comp_desc = NULL;
        }
 
-       spin_lock_init(&dep->lock);
-
        if (num == 0)
                ret = dwc3_gadget_init_control_endpoint(dep);
        else if (direction)
-- 
2.21.0

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