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WSL2-Linux-Kernel
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net/wan/fsl_ucc_hdlc: remove set but not used variables 'ut_info' and 'ret' 

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

drivers/net/wan/fsl_ucc_hdlc.c: In function ucc_hdlc_irq_handler:
drivers/net/wan/fsl_ucc_hdlc.c:643:23:
	warning: variable ut_info set but not used [-Wunused-but-set-variable]
drivers/net/wan/fsl_ucc_hdlc.c: In function uhdlc_suspend:
drivers/net/wan/fsl_ucc_hdlc.c:880:23:
	warning: variable ut_info set but not used [-Wunused-but-set-variable]
drivers/net/wan/fsl_ucc_hdlc.c: In function uhdlc_resume:
drivers/net/wan/fsl_ucc_hdlc.c:925:6:
	warning: variable ret set but not used [-Wunused-but-set-variable]

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Chen Zhou <chenzhou10@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Chen Zhou 2019-12-28 11:09:47 +08:00 коммит произвёл David S. Miller
Родитель 1b3b289fd8
Коммит 270fe2ceda
1 изменённых файлов: 5 добавлений и 9 удалений
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10
drivers/net/wan/fsl_ucc_hdlc.c
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@ -635,11 +635,9 @@ static irqreturn_t ucc_hdlc_irq_handler(int irq, void *dev_id)
struct ucc_hdlc_private *priv = (struct ucc_hdlc_private *)dev_id;
struct net_device *dev = priv->ndev;
struct ucc_fast_private *uccf;
struct ucc_tdm_info *ut_info;
u32 ucce;
u32 uccm;
ut_info = priv->ut_info;
uccf = priv->uccf;
ucce = ioread32be(uccf->p_ucce);
@ -872,7 +870,6 @@ static void resume_clk_config(struct ucc_hdlc_private *priv)
static int uhdlc_suspend(struct device *dev)
{
struct ucc_hdlc_private *priv = dev_get_drvdata(dev);
struct ucc_tdm_info *ut_info;
struct ucc_fast __iomem *uf_regs;
if (!priv)
@ -884,7 +881,6 @@ static int uhdlc_suspend(struct device *dev)
netif_device_detach(priv->ndev);
napi_disable(&priv->napi);
ut_info = priv->ut_info;
uf_regs = priv->uf_regs;
/* backup gumr guemr*/
@ -917,7 +913,7 @@ static int uhdlc_resume(struct device *dev)
struct ucc_fast __iomem *uf_regs;
struct ucc_fast_private *uccf;
struct ucc_fast_info *uf_info;
int ret, i;
int i;
u32 cecr_subblock;
u16 bd_status;
@ -962,7 +958,7 @@ static int uhdlc_resume(struct device *dev)
/* Write to QE CECR, UCCx channel to Stop Transmission */
cecr_subblock = ucc_fast_get_qe_cr_subblock(uf_info->ucc_num);
ret = qe_issue_cmd(QE_STOP_TX, cecr_subblock,
qe_issue_cmd(QE_STOP_TX, cecr_subblock,
(u8)QE_CR_PROTOCOL_UNSPECIFIED, 0);
/* Set UPSMR normal mode */
@ -970,7 +966,7 @@ static int uhdlc_resume(struct device *dev)
/* init parameter base */
cecr_subblock = ucc_fast_get_qe_cr_subblock(uf_info->ucc_num);
ret = qe_issue_cmd(QE_ASSIGN_PAGE_TO_DEVICE, cecr_subblock,
qe_issue_cmd(QE_ASSIGN_PAGE_TO_DEVICE, cecr_subblock,
QE_CR_PROTOCOL_UNSPECIFIED, priv->ucc_pram_offset);
priv->ucc_pram = (struct ucc_hdlc_param __iomem *)