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[v3,3/7] spi: s3c64xx: rename goto labels to meaningful names

Message ID 1468317736-18841-4-git-send-email-andi.shyti@samsung.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Andi Shyti July 12, 2016, 10:02 a.m. UTC 
The goto labels of the style of

  err4:
  err3:
  err2:
  err1:

are complex to insert in between new errors without renaming all
the goto statements. Replace the errX naming style to meaningful
names in order to make it easier to insert new goto exit points.

Signed-off-by: Andi Shyti <andi.shyti@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Michael Turquette <mturquette@baylibre.com>
---
 drivers/spi/spi-s3c64xx.c | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)
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Patch

diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 6f2e91a..0784a4d 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -1071,7 +1071,7 @@  static int s3c64xx_spi_probe(struct platform_device *pdev)
 		if (ret < 0) {
 			dev_err(&pdev->dev, "failed to get alias id, errno %d\n",
 				ret);
-			goto err0;
+			goto err_deref_master;
 		}
 		sdd->port_id = ret;
 	} else {
@@ -1109,13 +1109,13 @@  static int s3c64xx_spi_probe(struct platform_device *pdev)
 	sdd->regs = devm_ioremap_resource(&pdev->dev, mem_res);
 	if (IS_ERR(sdd->regs)) {
 		ret = PTR_ERR(sdd->regs);
-		goto err0;
+		goto err_deref_master;
 	}
 
 	if (sci->cfg_gpio && sci->cfg_gpio()) {
 		dev_err(&pdev->dev, "Unable to config gpio\n");
 		ret = -EBUSY;
-		goto err0;
+		goto err_deref_master;
 	}
 
 	/* Setup clocks */
@@ -1123,13 +1123,13 @@  static int s3c64xx_spi_probe(struct platform_device *pdev)
 	if (IS_ERR(sdd->clk)) {
 		dev_err(&pdev->dev, "Unable to acquire clock 'spi'\n");
 		ret = PTR_ERR(sdd->clk);
-		goto err0;
+		goto err_deref_master;
 	}
 
 	if (clk_prepare_enable(sdd->clk)) {
 		dev_err(&pdev->dev, "Couldn't enable clock 'spi'\n");
 		ret = -EBUSY;
-		goto err0;
+		goto err_deref_master;
 	}
 
 	sprintf(clk_name, "spi_busclk%d", sci->src_clk_nr);
@@ -1138,13 +1138,13 @@  static int s3c64xx_spi_probe(struct platform_device *pdev)
 		dev_err(&pdev->dev,
 			"Unable to acquire clock '%s'\n", clk_name);
 		ret = PTR_ERR(sdd->src_clk);
-		goto err2;
+		goto err_disable_clk;
 	}
 
 	if (clk_prepare_enable(sdd->src_clk)) {
 		dev_err(&pdev->dev, "Couldn't enable clock '%s'\n", clk_name);
 		ret = -EBUSY;
-		goto err2;
+		goto err_disable_clk;
 	}
 
 	pm_runtime_set_autosuspend_delay(&pdev->dev, AUTOSUSPEND_TIMEOUT);
@@ -1164,7 +1164,7 @@  static int s3c64xx_spi_probe(struct platform_device *pdev)
 	if (ret != 0) {
 		dev_err(&pdev->dev, "Failed to request IRQ %d: %d\n",
 			irq, ret);
-		goto err3;
+		goto err_pm_put;
 	}
 
 	writel(S3C64XX_SPI_INT_RX_OVERRUN_EN | S3C64XX_SPI_INT_RX_UNDERRUN_EN |
@@ -1174,7 +1174,7 @@  static int s3c64xx_spi_probe(struct platform_device *pdev)
 	ret = devm_spi_register_master(&pdev->dev, master);
 	if (ret != 0) {
 		dev_err(&pdev->dev, "cannot register SPI master: %d\n", ret);
-		goto err3;
+		goto err_pm_put;
 	}
 
 	dev_dbg(&pdev->dev, "Samsung SoC SPI Driver loaded for Bus SPI-%d with %d Slaves attached\n",
@@ -1188,15 +1188,15 @@  static int s3c64xx_spi_probe(struct platform_device *pdev)
 
 	return 0;
 
-err3:
+err_pm_put:
 	pm_runtime_put_noidle(&pdev->dev);
 	pm_runtime_disable(&pdev->dev);
 	pm_runtime_set_suspended(&pdev->dev);
 
 	clk_disable_unprepare(sdd->src_clk);
-err2:
+err_disable_clk:
 	clk_disable_unprepare(sdd->clk);
-err0:
+err_deref_master:
 	spi_master_put(master);
 
 	return ret;