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Commit 24f5975f authored by YueHaibing's avatar YueHaibing Committed by Greg Kroah-Hartman
Browse files

usb/early: remove set but not used variable 'remain_length' 



Fixes gcc '-Wunused-but-set-variable' warning:

drivers/usb/early/xhci-dbc.c: In function 'xdbc_handle_tx_event':
drivers/usb/early/xhci-dbc.c:720:9: warning:
 variable 'remain_length' set but not used [-Wunused-but-set-variable]

It never be used since introduction in
commit aeb9dd1d ("usb/early: Add driver for xhci debug capability")

Signed-off-by: default avatarYueHaibing <yuehaibing@huawei.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f65861c6

drivers/usb/early/xhci-dbc.c

+0 −3
Original line number Diff line number Diff line
@@ -717,17 +717,14 @@ static void xdbc_handle_port_status(struct xdbc_trb *evt_trb) 


static void xdbc_handle_tx_event(struct xdbc_trb *evt_trb)

{

	size_t remain_length;

	u32 comp_code;

	int ep_id;



	comp_code	= GET_COMP_CODE(le32_to_cpu(evt_trb->field[2]));

	remain_length	= EVENT_TRB_LEN(le32_to_cpu(evt_trb->field[2]));

	ep_id		= TRB_TO_EP_ID(le32_to_cpu(evt_trb->field[3]));



	switch (comp_code) {

	case COMP_SUCCESS:

		remain_length = 0;

	case COMP_SHORT_PACKET:

		break;

	case COMP_TRB_ERROR: