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Subject[PATCH 03/11] usb: mtu3: remove unnecessary local variable @req
Date
The local variable @req is unnecessary in qmu_tx_zlp_error_handler,
so remove it.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
drivers/usb/mtu3/mtu3_qmu.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/usb/mtu3/mtu3_qmu.c b/drivers/usb/mtu3/mtu3_qmu.c
index 09f19f70fe8f..f4b5431264c1 100644
--- a/drivers/usb/mtu3/mtu3_qmu.c
+++ b/drivers/usb/mtu3/mtu3_qmu.c
@@ -382,16 +382,13 @@ static void qmu_tx_zlp_error_handler(struct mtu3 *mtu, u8 epnum)
struct mtu3_gpd_ring *ring = &mep->gpd_ring;
void __iomem *mbase = mtu->mac_base;
struct qmu_gpd *gpd_current = NULL;
- struct usb_request *req = NULL;
struct mtu3_request *mreq;
dma_addr_t cur_gpd_dma;
u32 txcsr = 0;
int ret;

mreq = next_request(mep);
- if (mreq && mreq->request.length == 0)
- req = &mreq->request;
- else
+ if (mreq && mreq->request.length != 0)
return;

cur_gpd_dma = read_txq_cur_addr(mbase, epnum);
@@ -402,7 +399,7 @@ static void qmu_tx_zlp_error_handler(struct mtu3 *mtu, u8 epnum)
return;
}

- dev_dbg(mtu->dev, "%s send ZLP for req=%p\n", __func__, req);
+ dev_dbg(mtu->dev, "%s send ZLP for req=%p\n", __func__, mreq);

mtu3_clrbits(mbase, MU3D_EP_TXCR0(mep->epnum), TX_DMAREQEN);

--
2.20.1
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