[PATCH AUTOSEL 4.14 091/186] net/wan/fsl_ucc_hdlc: remove set but not used variables 'ut_info' and 'ret'

[Sasha Levin]

From: Chen Zhou <chenzho...@huawei.com>

[ Upstream commit 270fe2ceda66b6964d4c6f261d7f562a02c1c786 ]

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 <hul...@huawei.com>
Signed-off-by: Chen Zhou <chenzho...@huawei.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 drivers/net/wan/fsl_ucc_hdlc.c | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c
index 6a26cef621935..c1e613e2c72c8 100644
--- a/drivers/net/wan/fsl_ucc_hdlc.c
+++ b/drivers/net/wan/fsl_ucc_hdlc.c
@@ -592,11 +592,9 @@ 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);
@@ -826,7 +824,6 @@ 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)
@@ -838,7 +835,6 @@ 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*/
@@ -871,7 +867,7 @@ 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;
 
@@ -916,16 +912,16 @@ 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,
-                          (u8)QE_CR_PROTOCOL_UNSPECIFIED, 0);
+       qe_issue_cmd(QE_STOP_TX, cecr_subblock,
+                    (u8)QE_CR_PROTOCOL_UNSPECIFIED, 0);
 
        /* Set UPSMR normal mode */
        iowrite32be(0, &uf_regs->upsmr);
 
        /* 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_CR_PROTOCOL_UNSPECIFIED, priv->ucc_pram_offset);
+       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 *)
                                qe_muram_addr(priv->ucc_pram_offset);
-- 
2.20.1