linux-kernel - [PATCH] usb: bdc: Remove duplicate error message in bdc

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Message-Id: <20200927134218.20028-1-tangbin@cmss.chinamobile.com>
Date:   Sun, 27 Sep 2020 21:42:18 +0800
From:   Tang Bin <tangbin@...s.chinamobile.com>
To:     balbi@...nel.org, gregkh@...uxfoundation.org
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        Tang Bin <tangbin@...s.chinamobile.com>,
        Zhang Shengju <zhangshengju@...s.chinamobile.com>
Subject: [PATCH] usb: bdc: Remove duplicate error message in bdc_probe()

In this function, we don't need dev_err() message because
when something goes wrong, devm_platform_ioremap_resource()
can print an error message itself, so remove the redundant
one.

Signed-off-by: Zhang Shengju <zhangshengju@...s.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>
---
 drivers/usb/gadget/udc/bdc/bdc_core.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/usb/gadget/udc/bdc/bdc_core.c b/drivers/usb/gadget/udc/bdc/bdc_core.c
index 02a3a7746..9454f179e 100644
--- a/drivers/usb/gadget/udc/bdc/bdc_core.c
+++ b/drivers/usb/gadget/udc/bdc/bdc_core.c
@@ -508,10 +508,8 @@ static int bdc_probe(struct platform_device *pdev)
 	bdc->clk = clk;
 
 	bdc->regs = devm_platform_ioremap_resource(pdev, 0);
-	if (IS_ERR(bdc->regs)) {
-		dev_err(dev, "ioremap error\n");
+	if (IS_ERR(bdc->regs))
 		return -ENOMEM;
-	}
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0)
 		return irq;
-- 
2.20.1.windows.1