* [PATCH -next] usb/early: remove set but not used variable 'remain_length'
@ 2018-10-06 2:23 ` YueHaibing
0 siblings, 0 replies; 2+ messages in thread
From: YueHaibing @ 2018-10-06 2:23 UTC (permalink / raw)
To: Greg Kroah-Hartman, Andrew Morton, Stephen Rothwell,
Mike Rapoport, Lu Baolu
Cc: YueHaibing, linux-usb, kernel-janitors
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 aeb9dd1de98c ("usb/early: Add driver for xhci debug capability")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
drivers/usb/early/xhci-dbc.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/drivers/usb/early/xhci-dbc.c b/drivers/usb/early/xhci-dbc.c
index 9d4ee88..d2652dc 100644
--- a/drivers/usb/early/xhci-dbc.c
+++ b/drivers/usb/early/xhci-dbc.c
@@ -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:
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [-next] usb/early: remove set but not used variable 'remain_length'
@ 2018-10-06 2:23 ` YueHaibing
0 siblings, 0 replies; 2+ messages in thread
From: YueHaibing @ 2018-10-06 2:23 UTC (permalink / raw)
To: Greg Kroah-Hartman, Andrew Morton, Stephen Rothwell,
Mike Rapoport, Lu Baolu
Cc: YueHaibing, linux-usb, kernel-janitors
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 aeb9dd1de98c ("usb/early: Add driver for xhci debug capability")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
drivers/usb/early/xhci-dbc.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/drivers/usb/early/xhci-dbc.c b/drivers/usb/early/xhci-dbc.c
index 9d4ee88..d2652dc 100644
--- a/drivers/usb/early/xhci-dbc.c
+++ b/drivers/usb/early/xhci-dbc.c
@@ -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:
^ permalink raw reply related [flat|nested] 2+ messages in thread
end of thread, other threads:[~2018-10-06 2:23 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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