linux-kernel - [PATCH V2 1/2] serial: amba-pl011: Remove redundant label

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Message-Id: <1403777136-20202-2-git-send-email-tushar.b@samsung.com>
Date:	Thu, 26 Jun 2014 15:35:35 +0530
From:	Tushar Behera <tushar.b@...sung.com>
To:	linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org
Cc:	jslaby@...e.cz, gregkh@...uxfoundation.org, linux@....linux.org.uk,
	daniel.thompson@...aro.org, trblinux@...il.com
Subject: [PATCH V2 1/2] serial: amba-pl011: Remove redundant label

The label 'out' is only used to return the error code. We can return the
error code directly and remove 'out' label.

Signed-off-by: Tushar Behera <tushar.b@...sung.com>
Reviewed-by: Daniel Thompson <daniel.thompson@...aro.org>
---
Changes for V2:
* Added Reviewed-by tag

 drivers/tty/serial/amba-pl011.c |   30 ++++++++++--------------------
 1 file changed, 10 insertions(+), 20 deletions(-)

diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index 0e26dcb..8572f2a 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -1484,7 +1484,7 @@ static int pl011_hwinit(struct uart_port *port)
 	 */
 	retval = clk_prepare_enable(uap->clk);
 	if (retval)
-		goto out;
+		return retval;
 
 	uap->port.uartclk = clk_get_rate(uap->clk);
 
@@ -1507,8 +1507,6 @@ static int pl011_hwinit(struct uart_port *port)
 			plat->init();
 	}
 	return 0;
- out:
-	return retval;
 }
 
 static void pl011_write_lcr_h(struct uart_amba_port *uap, unsigned int lcr_h)
@@ -2131,32 +2129,24 @@ static int pl011_probe(struct amba_device *dev, const struct amba_id *id)
 		if (amba_ports[i] == NULL)
 			break;
 
-	if (i == ARRAY_SIZE(amba_ports)) {
-		ret = -EBUSY;
-		goto out;
-	}
+	if (i == ARRAY_SIZE(amba_ports))
+		return -EBUSY;
 
 	uap = devm_kzalloc(&dev->dev, sizeof(struct uart_amba_port),
 			   GFP_KERNEL);
-	if (uap == NULL) {
-		ret = -ENOMEM;
-		goto out;
-	}
+	if (uap == NULL)
+		return -ENOMEM;
 
 	i = pl011_probe_dt_alias(i, &dev->dev);
 
 	base = devm_ioremap(&dev->dev, dev->res.start,
 			    resource_size(&dev->res));
-	if (!base) {
-		ret = -ENOMEM;
-		goto out;
-	}
+	if (!base)
+		return -ENOMEM;
 
 	uap->clk = devm_clk_get(&dev->dev, NULL);
-	if (IS_ERR(uap->clk)) {
-		ret = PTR_ERR(uap->clk);
-		goto out;
-	}
+	if (IS_ERR(uap->clk))
+		return PTR_ERR(uap->clk);
 
 	uap->vendor = vendor;
 	uap->lcrh_rx = vendor->lcrh_rx;
@@ -2198,7 +2188,7 @@ static int pl011_probe(struct amba_device *dev, const struct amba_id *id)
 		uart_unregister_driver(&amba_reg);
 		pl011_dma_remove(uap);
 	}
- out:
+
 	return ret;
 }
 
-- 
1.7.9.5

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